./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_07-tricky_address2.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_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/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_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_07-tricky_address2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/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_8e519652-661c-4bec-9879-848bbd80e5fd/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 c18dd13658bb5739ed2db8c4c80ae330682b7c3cebd2ad85657518c27ca325b9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:33:11,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:33:11,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-09 05:33:11,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:33:11,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:33:11,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:33:11,947 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:33:11,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:33:11,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:33:11,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:33:11,949 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:33:11,949 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:33:11,950 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:33:11,950 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:33:11,950 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:33:11,951 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:33:11,951 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:33:11,952 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:33:11,952 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:33:11,952 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:33:11,953 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:33:11,957 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:33:11,958 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:33:11,958 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:33:11,959 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:33:11,959 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:33:11,959 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:33:11,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:33:11,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:33:11,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:33:11,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:33:11,965 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 05:33:11,966 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:33:11,966 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:33:11,966 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:33:11,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:33:11,967 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:33:11,967 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:33:11,968 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:33:11,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:33:11,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:33:11,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:33:11,974 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:33:11,974 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:33:11,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:33:11,977 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:33:11,977 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:33:11,978 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:33:11,978 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_8e519652-661c-4bec-9879-848bbd80e5fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c18dd13658bb5739ed2db8c4c80ae330682b7c3cebd2ad85657518c27ca325b9 [2024-11-09 05:33:12,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:33:12,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:33:12,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:33:12,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:33:12,290 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:33:12,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/goblint-regression/06-symbeq_07-tricky_address2.i Unable to find full path for "g++" [2024-11-09 05:33:14,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:33:14,707 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:33:14,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/sv-benchmarks/c/goblint-regression/06-symbeq_07-tricky_address2.i [2024-11-09 05:33:14,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/data/b92621190/71a24d89fd8e4eacbd9cfdc00dd18861/FLAGa8a9ebe68 [2024-11-09 05:33:14,915 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/data/b92621190/71a24d89fd8e4eacbd9cfdc00dd18861 [2024-11-09 05:33:14,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:33:14,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:33:14,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:33:14,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:33:14,930 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:33:14,931 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:33:14" (1/1) ... [2024-11-09 05:33:14,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c581da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:14, skipping insertion in model container [2024-11-09 05:33:14,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:33:14" (1/1) ... [2024-11-09 05:33:14,992 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:33:15,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:33:15,679 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:33:15,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:33:15,825 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:33:15,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15 WrapperNode [2024-11-09 05:33:15,826 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:33:15,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:33:15,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:33:15,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:33:15,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,892 INFO L138 Inliner]: procedures = 265, calls = 74, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 150 [2024-11-09 05:33:15,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:33:15,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:33:15,894 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:33:15,894 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:33:15,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,942 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:33:15,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:33:15,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:33:15,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:33:15,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (1/1) ... [2024-11-09 05:33:15,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:33:15,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:33:15,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:33:15,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:33:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-09 05:33:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:33:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:33:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-09 05:33:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:33:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-09 05:33:16,032 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-09 05:33:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:33:16,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:33:16,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:33:16,035 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 05:33:16,202 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:33:16,205 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:33:16,614 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 05:33:16,614 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:33:16,647 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:33:16,648 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 05:33:16,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:33:16 BoogieIcfgContainer [2024-11-09 05:33:16,650 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:33:16,653 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:33:16,654 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:33:16,658 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:33:16,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:33:14" (1/3) ... [2024-11-09 05:33:16,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@189dade4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:33:16, skipping insertion in model container [2024-11-09 05:33:16,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:33:15" (2/3) ... [2024-11-09 05:33:16,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@189dade4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:33:16, skipping insertion in model container [2024-11-09 05:33:16,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:33:16" (3/3) ... [2024-11-09 05:33:16,664 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_07-tricky_address2.i [2024-11-09 05:33:16,685 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:33:16,686 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-09 05:33:16,686 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 05:33:16,766 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-09 05:33:16,811 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 162 places, 162 transitions, 328 flow [2024-11-09 05:33:16,997 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1180 states, 1172 states have (on average 1.9061433447098977) internal successors, (2234), 1179 states have internal predecessors, (2234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:17,051 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:33:17,064 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;@ed78dea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:33:17,065 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-11-09 05:33:17,069 INFO L276 IsEmpty]: Start isEmpty. Operand has 1180 states, 1172 states have (on average 1.9061433447098977) internal successors, (2234), 1179 states have internal predecessors, (2234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:17,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-09 05:33:17,084 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:17,085 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] [2024-11-09 05:33:17,086 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:17,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:17,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1643148568, now seen corresponding path program 1 times [2024-11-09 05:33:17,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:17,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626831901] [2024-11-09 05:33:17,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:17,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:17,665 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 05:33:17,667 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:17,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626831901] [2024-11-09 05:33:17,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626831901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:17,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:17,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:33:17,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767902483] [2024-11-09 05:33:17,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:17,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:33:17,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:17,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:33:17,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:33:17,711 INFO L87 Difference]: Start difference. First operand has 1180 states, 1172 states have (on average 1.9061433447098977) internal successors, (2234), 1179 states have internal predecessors, (2234), 0 states have call successors, (0), 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 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:17,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:17,883 INFO L93 Difference]: Finished difference Result 2292 states and 4400 transitions. [2024-11-09 05:33:17,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:33:17,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2024-11-09 05:33:17,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:17,923 INFO L225 Difference]: With dead ends: 2292 [2024-11-09 05:33:17,923 INFO L226 Difference]: Without dead ends: 1174 [2024-11-09 05:33:17,931 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 05:33:17,935 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 4 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:17,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 293 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:33:17,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1174 states. [2024-11-09 05:33:18,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1174 to 1171. [2024-11-09 05:33:18,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1171 states, 1161 states have (on average 1.8811369509043927) internal successors, (2184), 1170 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:18,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 2184 transitions. [2024-11-09 05:33:18,058 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 2184 transitions. Word has length 94 [2024-11-09 05:33:18,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:18,060 INFO L471 AbstractCegarLoop]: Abstraction has 1171 states and 2184 transitions. [2024-11-09 05:33:18,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2184 transitions. [2024-11-09 05:33:18,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-09 05:33:18,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:18,066 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] [2024-11-09 05:33:18,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:33:18,068 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:18,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:18,069 INFO L85 PathProgramCache]: Analyzing trace with hash -599110617, now seen corresponding path program 1 times [2024-11-09 05:33:18,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:18,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050448092] [2024-11-09 05:33:18,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:18,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:18,330 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 05:33:18,331 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:18,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050448092] [2024-11-09 05:33:18,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050448092] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:33:18,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017150285] [2024-11-09 05:33:18,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:18,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:18,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:33:18,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:33:18,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:33:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:18,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:33:18,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:33:18,619 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 05:33:18,620 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:33:18,703 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 05:33:18,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1017150285] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:33:18,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1816315642] [2024-11-09 05:33:18,721 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 05:33:18,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:33:18,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-09 05:33:18,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393323382] [2024-11-09 05:33:18,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:33:18,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:18,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:18,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:18,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:18,730 INFO L87 Difference]: Start difference. First operand 1171 states and 2184 transitions. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:18,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:18,928 INFO L93 Difference]: Finished difference Result 2278 states and 4305 transitions. [2024-11-09 05:33:18,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:33:18,929 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2024-11-09 05:33:18,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:18,938 INFO L225 Difference]: With dead ends: 2278 [2024-11-09 05:33:18,938 INFO L226 Difference]: Without dead ends: 1182 [2024-11-09 05:33:18,942 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 195 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 05:33:18,944 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 15 mSDsluCounter, 573 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:18,944 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 720 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:33:18,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2024-11-09 05:33:18,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1182. [2024-11-09 05:33:18,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1182 states, 1172 states have (on average 1.872013651877133) internal successors, (2194), 1181 states have internal predecessors, (2194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:18,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1182 states and 2194 transitions. [2024-11-09 05:33:18,996 INFO L78 Accepts]: Start accepts. Automaton has 1182 states and 2194 transitions. Word has length 100 [2024-11-09 05:33:18,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:18,999 INFO L471 AbstractCegarLoop]: Abstraction has 1182 states and 2194 transitions. [2024-11-09 05:33:18,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 10 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2194 transitions. [2024-11-09 05:33:19,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-09 05:33:19,002 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:19,003 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:19,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 05:33:19,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:19,207 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:19,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:19,208 INFO L85 PathProgramCache]: Analyzing trace with hash -809976603, now seen corresponding path program 2 times [2024-11-09 05:33:19,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:19,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817563196] [2024-11-09 05:33:19,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:19,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:19,549 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:33:19,550 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:19,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817563196] [2024-11-09 05:33:19,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817563196] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:33:19,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896522706] [2024-11-09 05:33:19,551 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:33:19,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:19,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:33:19,554 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:33:19,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 05:33:19,708 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-09 05:33:19,708 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:33:19,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 05:33:19,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:33:19,772 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 15 treesize of output 11 [2024-11-09 05:33:19,802 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 28 treesize of output 27 [2024-11-09 05:33:19,856 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:33:19,857 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 40 treesize of output 42 [2024-11-09 05:33:19,930 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:33:19,931 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 52 treesize of output 57 [2024-11-09 05:33:19,992 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 05:33:19,993 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:33:19,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896522706] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:19,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:33:19,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-09 05:33:19,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663051839] [2024-11-09 05:33:19,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:19,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:33:19,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:19,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:33:19,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:33:19,997 INFO L87 Difference]: Start difference. First operand 1182 states and 2194 transitions. Second operand has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:20,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:20,721 INFO L93 Difference]: Finished difference Result 1532 states and 2864 transitions. [2024-11-09 05:33:20,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:33:20,723 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2024-11-09 05:33:20,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:20,739 INFO L225 Difference]: With dead ends: 1532 [2024-11-09 05:33:20,739 INFO L226 Difference]: Without dead ends: 1493 [2024-11-09 05:33:20,741 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:33:20,742 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 140 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 372 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:20,744 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 436 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 372 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:33:20,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1493 states. [2024-11-09 05:33:20,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1493 to 1208. [2024-11-09 05:33:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1208 states, 1200 states have (on average 1.8683333333333334) internal successors, (2242), 1207 states have internal predecessors, (2242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 2242 transitions. [2024-11-09 05:33:20,806 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 2242 transitions. Word has length 112 [2024-11-09 05:33:20,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:20,808 INFO L471 AbstractCegarLoop]: Abstraction has 1208 states and 2242 transitions. [2024-11-09 05:33:20,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2242 transitions. [2024-11-09 05:33:20,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-09 05:33:20,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:20,814 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:20,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 05:33:21,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:21,022 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:21,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:21,023 INFO L85 PathProgramCache]: Analyzing trace with hash 599319029, now seen corresponding path program 1 times [2024-11-09 05:33:21,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:21,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760354229] [2024-11-09 05:33:21,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:21,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:21,354 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:33:21,355 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:21,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760354229] [2024-11-09 05:33:21,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760354229] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:33:21,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1375302891] [2024-11-09 05:33:21,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:21,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:21,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:33:21,358 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:33:21,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 05:33:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:21,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:33:21,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:33:21,617 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:33:21,618 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:33:21,760 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:33:21,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1375302891] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:33:21,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [926733099] [2024-11-09 05:33:21,763 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 05:33:21,767 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:33:21,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-09 05:33:21,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254694178] [2024-11-09 05:33:21,768 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:33:21,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-09 05:33:21,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:21,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-09 05:33:21,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:33:21,773 INFO L87 Difference]: Start difference. First operand 1208 states and 2242 transitions. Second operand has 18 states, 18 states have (on average 8.11111111111111) internal successors, (146), 18 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:22,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:22,118 INFO L93 Difference]: Finished difference Result 2354 states and 4425 transitions. [2024-11-09 05:33:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 05:33:22,119 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 8.11111111111111) internal successors, (146), 18 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2024-11-09 05:33:22,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:22,128 INFO L225 Difference]: With dead ends: 2354 [2024-11-09 05:33:22,129 INFO L226 Difference]: Without dead ends: 1232 [2024-11-09 05:33:22,132 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 231 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 05:33:22,133 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 41 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:22,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 580 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:33:22,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1232 states. [2024-11-09 05:33:22,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1232 to 1232. [2024-11-09 05:33:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1232 states, 1224 states have (on average 1.8513071895424837) internal successors, (2266), 1231 states have internal predecessors, (2266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:22,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 2266 transitions. [2024-11-09 05:33:22,178 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 2266 transitions. Word has length 120 [2024-11-09 05:33:22,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:22,178 INFO L471 AbstractCegarLoop]: Abstraction has 1232 states and 2266 transitions. [2024-11-09 05:33:22,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.11111111111111) internal successors, (146), 18 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:22,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2266 transitions. [2024-11-09 05:33:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-09 05:33:22,181 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:22,182 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:22,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-09 05:33:22,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:22,386 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:22,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:22,386 INFO L85 PathProgramCache]: Analyzing trace with hash -589201295, now seen corresponding path program 2 times [2024-11-09 05:33:22,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:22,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667308705] [2024-11-09 05:33:22,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:22,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:22,969 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:33:22,970 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:22,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667308705] [2024-11-09 05:33:22,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667308705] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:33:22,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [367518684] [2024-11-09 05:33:22,972 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 05:33:22,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:22,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:33:22,976 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:33:22,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 05:33:23,102 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-09 05:33:23,102 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:33:23,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 05:33:23,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:33:23,119 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 15 treesize of output 11 [2024-11-09 05:33:23,147 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 28 treesize of output 27 [2024-11-09 05:33:23,192 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:33:23,192 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 40 treesize of output 42 [2024-11-09 05:33:23,250 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 05:33:23,251 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 52 treesize of output 57 [2024-11-09 05:33:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-09 05:33:23,302 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:33:23,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [367518684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:23,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:33:23,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-11-09 05:33:23,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379475951] [2024-11-09 05:33:23,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:23,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:33:23,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:23,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:33:23,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:33:23,307 INFO L87 Difference]: Start difference. First operand 1232 states and 2266 transitions. Second operand has 6 states, 5 states have (on average 21.6) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:23,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:23,928 INFO L93 Difference]: Finished difference Result 1640 states and 3024 transitions. [2024-11-09 05:33:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:33:23,929 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.6) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 144 [2024-11-09 05:33:23,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:23,939 INFO L225 Difference]: With dead ends: 1640 [2024-11-09 05:33:23,940 INFO L226 Difference]: Without dead ends: 1439 [2024-11-09 05:33:23,941 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:33:23,946 INFO L432 NwaCegarLoop]: 232 mSDtfsCounter, 132 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:23,947 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 480 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:33:23,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1439 states. [2024-11-09 05:33:23,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1439 to 1141. [2024-11-09 05:33:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 1134 states have (on average 1.8280423280423281) internal successors, (2073), 1140 states have internal predecessors, (2073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 2073 transitions. [2024-11-09 05:33:23,996 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 2073 transitions. Word has length 144 [2024-11-09 05:33:23,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:23,996 INFO L471 AbstractCegarLoop]: Abstraction has 1141 states and 2073 transitions. [2024-11-09 05:33:23,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.6) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:23,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2073 transitions. [2024-11-09 05:33:23,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-09 05:33:23,999 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:23,999 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:24,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:33:24,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:24,204 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:24,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:24,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1009772088, now seen corresponding path program 1 times [2024-11-09 05:33:24,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:24,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851316276] [2024-11-09 05:33:24,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:24,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:33:24,816 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:24,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851316276] [2024-11-09 05:33:24,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851316276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:33:24,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1273520609] [2024-11-09 05:33:24,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:24,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:24,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:33:24,819 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:33:24,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 05:33:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:24,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 05:33:24,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:33:25,123 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:33:25,124 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:33:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:33:25,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1273520609] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:33:25,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1328569069] [2024-11-09 05:33:25,468 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 05:33:25,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:33:25,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2024-11-09 05:33:25,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441303318] [2024-11-09 05:33:25,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:33:25,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-09 05:33:25,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:25,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-09 05:33:25,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:33:25,474 INFO L87 Difference]: Start difference. First operand 1141 states and 2073 transitions. Second operand has 23 states, 23 states have (on average 7.217391304347826) internal successors, (166), 23 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:25,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:25,994 INFO L93 Difference]: Finished difference Result 2190 states and 4056 transitions. [2024-11-09 05:33:25,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-09 05:33:25,994 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 7.217391304347826) internal successors, (166), 23 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146 [2024-11-09 05:33:25,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:26,004 INFO L225 Difference]: With dead ends: 2190 [2024-11-09 05:33:26,004 INFO L226 Difference]: Without dead ends: 1159 [2024-11-09 05:33:26,007 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 275 SyntacticMatches, 11 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 492 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=524, Invalid=1116, Unknown=0, NotChecked=0, Total=1640 [2024-11-09 05:33:26,009 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 32 mSDsluCounter, 1568 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:26,011 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 1714 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 05:33:26,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2024-11-09 05:33:26,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 1159. [2024-11-09 05:33:26,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1159 states, 1152 states have (on average 1.8151041666666667) internal successors, (2091), 1158 states have internal predecessors, (2091), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:26,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 2091 transitions. [2024-11-09 05:33:26,054 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 2091 transitions. Word has length 146 [2024-11-09 05:33:26,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:26,058 INFO L471 AbstractCegarLoop]: Abstraction has 1159 states and 2091 transitions. [2024-11-09 05:33:26,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.217391304347826) internal successors, (166), 23 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:26,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2091 transitions. [2024-11-09 05:33:26,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 05:33:26,061 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:26,061 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:26,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 05:33:26,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:33:26,266 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:26,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:26,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1911830341, now seen corresponding path program 2 times [2024-11-09 05:33:26,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:26,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930179304] [2024-11-09 05:33:26,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:26,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:27,330 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:27,330 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:27,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930179304] [2024-11-09 05:33:27,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930179304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:27,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:27,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:33:27,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402115538] [2024-11-09 05:33:27,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:27,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:33:27,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:27,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:33:27,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:33:27,333 INFO L87 Difference]: Start difference. First operand 1159 states and 2091 transitions. Second operand has 6 states, 5 states have (on average 22.0) internal successors, (110), 6 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:27,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:27,769 INFO L93 Difference]: Finished difference Result 1584 states and 2907 transitions. [2024-11-09 05:33:27,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:33:27,769 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.0) internal successors, (110), 6 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2024-11-09 05:33:27,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:27,778 INFO L225 Difference]: With dead ends: 1584 [2024-11-09 05:33:27,778 INFO L226 Difference]: Without dead ends: 1551 [2024-11-09 05:33:27,779 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 05:33:27,780 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 100 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:27,780 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 372 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 05:33:27,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1551 states. [2024-11-09 05:33:27,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1551 to 1196. [2024-11-09 05:33:27,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1196 states, 1189 states have (on average 1.8174936921783011) internal successors, (2161), 1195 states have internal predecessors, (2161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 2161 transitions. [2024-11-09 05:33:27,816 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 2161 transitions. Word has length 164 [2024-11-09 05:33:27,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:27,817 INFO L471 AbstractCegarLoop]: Abstraction has 1196 states and 2161 transitions. [2024-11-09 05:33:27,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.0) internal successors, (110), 6 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:27,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2161 transitions. [2024-11-09 05:33:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-09 05:33:27,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:27,820 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:27,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 05:33:27,820 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:27,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:27,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1820481226, now seen corresponding path program 1 times [2024-11-09 05:33:27,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:27,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491253751] [2024-11-09 05:33:27,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:27,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:28,547 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:28,547 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:28,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491253751] [2024-11-09 05:33:28,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491253751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:28,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:28,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:33:28,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101927027] [2024-11-09 05:33:28,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:28,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:33:28,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:28,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:33:28,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:33:28,550 INFO L87 Difference]: Start difference. First operand 1196 states and 2161 transitions. Second operand has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:28,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:28,947 INFO L93 Difference]: Finished difference Result 1544 states and 2761 transitions. [2024-11-09 05:33:28,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 05:33:28,948 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2024-11-09 05:33:28,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:28,958 INFO L225 Difference]: With dead ends: 1544 [2024-11-09 05:33:28,959 INFO L226 Difference]: Without dead ends: 1226 [2024-11-09 05:33:28,960 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 05:33:28,961 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 105 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:28,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 297 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 05:33:28,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2024-11-09 05:33:28,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 988. [2024-11-09 05:33:28,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 988 states, 981 states have (on average 1.7563710499490317) internal successors, (1723), 987 states have internal predecessors, (1723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:28,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1723 transitions. [2024-11-09 05:33:29,003 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1723 transitions. Word has length 172 [2024-11-09 05:33:29,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:29,004 INFO L471 AbstractCegarLoop]: Abstraction has 988 states and 1723 transitions. [2024-11-09 05:33:29,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1723 transitions. [2024-11-09 05:33:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:29,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:29,008 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:29,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 05:33:29,009 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:29,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:29,009 INFO L85 PathProgramCache]: Analyzing trace with hash 569342207, now seen corresponding path program 1 times [2024-11-09 05:33:29,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:29,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974512359] [2024-11-09 05:33:29,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:29,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:30,455 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:30,456 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:30,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974512359] [2024-11-09 05:33:30,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974512359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:30,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:30,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:30,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903016258] [2024-11-09 05:33:30,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:30,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:30,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:30,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:30,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:30,459 INFO L87 Difference]: Start difference. First operand 988 states and 1723 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:31,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:31,505 INFO L93 Difference]: Finished difference Result 2200 states and 3987 transitions. [2024-11-09 05:33:31,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:33:31,506 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:31,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:31,518 INFO L225 Difference]: With dead ends: 2200 [2024-11-09 05:33:31,518 INFO L226 Difference]: Without dead ends: 2141 [2024-11-09 05:33:31,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:33:31,520 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 196 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:31,521 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 620 Invalid, 793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:33:31,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2141 states. [2024-11-09 05:33:31,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2141 to 1400. [2024-11-09 05:33:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1400 states, 1393 states have (on average 1.8205312275664034) internal successors, (2536), 1399 states have internal predecessors, (2536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:31,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 2536 transitions. [2024-11-09 05:33:31,575 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 2536 transitions. Word has length 178 [2024-11-09 05:33:31,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:31,576 INFO L471 AbstractCegarLoop]: Abstraction has 1400 states and 2536 transitions. [2024-11-09 05:33:31,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2536 transitions. [2024-11-09 05:33:31,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:31,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:31,580 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:31,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 05:33:31,581 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:31,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:31,582 INFO L85 PathProgramCache]: Analyzing trace with hash 475926340, now seen corresponding path program 1 times [2024-11-09 05:33:31,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:31,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390371160] [2024-11-09 05:33:31,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:31,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:33,089 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:33,089 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:33,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390371160] [2024-11-09 05:33:33,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390371160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:33,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:33,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:33,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931475128] [2024-11-09 05:33:33,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:33,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:33,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:33,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:33,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:33,092 INFO L87 Difference]: Start difference. First operand 1400 states and 2536 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:34,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:34,135 INFO L93 Difference]: Finished difference Result 2230 states and 4040 transitions. [2024-11-09 05:33:34,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:33:34,136 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:34,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:34,148 INFO L225 Difference]: With dead ends: 2230 [2024-11-09 05:33:34,148 INFO L226 Difference]: Without dead ends: 2182 [2024-11-09 05:33:34,149 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:33:34,150 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 265 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:34,150 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 521 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:33:34,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2182 states. [2024-11-09 05:33:34,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2182 to 1444. [2024-11-09 05:33:34,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1437 states have (on average 1.825330549756437) internal successors, (2623), 1443 states have internal predecessors, (2623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:34,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 2623 transitions. [2024-11-09 05:33:34,205 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 2623 transitions. Word has length 178 [2024-11-09 05:33:34,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:34,205 INFO L471 AbstractCegarLoop]: Abstraction has 1444 states and 2623 transitions. [2024-11-09 05:33:34,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:34,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2623 transitions. [2024-11-09 05:33:34,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:34,211 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:34,211 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:34,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 05:33:34,212 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:34,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:34,213 INFO L85 PathProgramCache]: Analyzing trace with hash -487477846, now seen corresponding path program 1 times [2024-11-09 05:33:34,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:34,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604989965] [2024-11-09 05:33:34,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:34,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:36,342 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:36,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604989965] [2024-11-09 05:33:36,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604989965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:36,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:36,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:36,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323448629] [2024-11-09 05:33:36,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:36,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:36,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:36,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:36,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:36,345 INFO L87 Difference]: Start difference. First operand 1444 states and 2623 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:37,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:37,282 INFO L93 Difference]: Finished difference Result 2174 states and 3937 transitions. [2024-11-09 05:33:37,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:33:37,283 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:37,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:37,295 INFO L225 Difference]: With dead ends: 2174 [2024-11-09 05:33:37,296 INFO L226 Difference]: Without dead ends: 2146 [2024-11-09 05:33:37,297 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:33:37,298 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 210 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 730 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:37,298 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 616 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 730 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:33:37,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2024-11-09 05:33:37,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 1471. [2024-11-09 05:33:37,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1471 states, 1464 states have (on average 1.8203551912568305) internal successors, (2665), 1470 states have internal predecessors, (2665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1471 states and 2665 transitions. [2024-11-09 05:33:37,346 INFO L78 Accepts]: Start accepts. Automaton has 1471 states and 2665 transitions. Word has length 178 [2024-11-09 05:33:37,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:37,347 INFO L471 AbstractCegarLoop]: Abstraction has 1471 states and 2665 transitions. [2024-11-09 05:33:37,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:37,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2665 transitions. [2024-11-09 05:33:37,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:37,351 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:37,351 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:37,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 05:33:37,351 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:37,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:37,352 INFO L85 PathProgramCache]: Analyzing trace with hash 2103740783, now seen corresponding path program 1 times [2024-11-09 05:33:37,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:37,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828013470] [2024-11-09 05:33:37,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:37,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:38,530 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:38,530 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:38,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828013470] [2024-11-09 05:33:38,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828013470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:38,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:38,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:38,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310455679] [2024-11-09 05:33:38,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:38,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:38,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:38,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:38,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:38,533 INFO L87 Difference]: Start difference. First operand 1471 states and 2665 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:39,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:39,816 INFO L93 Difference]: Finished difference Result 2305 states and 4160 transitions. [2024-11-09 05:33:39,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:33:39,817 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:39,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:39,832 INFO L225 Difference]: With dead ends: 2305 [2024-11-09 05:33:39,833 INFO L226 Difference]: Without dead ends: 2211 [2024-11-09 05:33:39,835 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:33:39,836 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 231 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 786 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:39,836 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 538 Invalid, 841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 786 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:33:39,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2211 states. [2024-11-09 05:33:39,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2211 to 1477. [2024-11-09 05:33:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1477 states, 1470 states have (on average 1.8115646258503402) internal successors, (2663), 1476 states have internal predecessors, (2663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1477 states and 2663 transitions. [2024-11-09 05:33:39,895 INFO L78 Accepts]: Start accepts. Automaton has 1477 states and 2663 transitions. Word has length 178 [2024-11-09 05:33:39,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:39,896 INFO L471 AbstractCegarLoop]: Abstraction has 1477 states and 2663 transitions. [2024-11-09 05:33:39,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:39,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2663 transitions. [2024-11-09 05:33:39,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:39,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:39,900 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:39,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 05:33:39,902 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:39,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:39,903 INFO L85 PathProgramCache]: Analyzing trace with hash 61770128, now seen corresponding path program 2 times [2024-11-09 05:33:39,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:39,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367632913] [2024-11-09 05:33:39,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:39,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:41,757 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:41,757 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:41,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367632913] [2024-11-09 05:33:41,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367632913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:41,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:41,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:41,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415158692] [2024-11-09 05:33:41,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:41,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:41,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:41,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:41,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:41,760 INFO L87 Difference]: Start difference. First operand 1477 states and 2663 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:43,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:43,177 INFO L93 Difference]: Finished difference Result 2358 states and 4283 transitions. [2024-11-09 05:33:43,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:33:43,177 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:43,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:43,190 INFO L225 Difference]: With dead ends: 2358 [2024-11-09 05:33:43,190 INFO L226 Difference]: Without dead ends: 2310 [2024-11-09 05:33:43,191 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:33:43,192 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 243 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 939 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:43,193 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 638 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 939 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:33:43,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2310 states. [2024-11-09 05:33:43,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2310 to 1478. [2024-11-09 05:33:43,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1478 states, 1471 states have (on average 1.8116927260367097) internal successors, (2665), 1477 states have internal predecessors, (2665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:43,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1478 states and 2665 transitions. [2024-11-09 05:33:43,246 INFO L78 Accepts]: Start accepts. Automaton has 1478 states and 2665 transitions. Word has length 178 [2024-11-09 05:33:43,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:43,247 INFO L471 AbstractCegarLoop]: Abstraction has 1478 states and 2665 transitions. [2024-11-09 05:33:43,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:43,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2665 transitions. [2024-11-09 05:33:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:43,251 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:43,251 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:43,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 05:33:43,251 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:43,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:43,252 INFO L85 PathProgramCache]: Analyzing trace with hash -2103375736, now seen corresponding path program 3 times [2024-11-09 05:33:43,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:43,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249181112] [2024-11-09 05:33:43,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:43,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:45,268 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:45,268 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:45,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249181112] [2024-11-09 05:33:45,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249181112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:45,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:45,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:45,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300494275] [2024-11-09 05:33:45,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:45,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:45,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:45,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:45,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:45,271 INFO L87 Difference]: Start difference. First operand 1478 states and 2665 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:46,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:46,551 INFO L93 Difference]: Finished difference Result 2312 states and 4193 transitions. [2024-11-09 05:33:46,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:33:46,551 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:46,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:46,562 INFO L225 Difference]: With dead ends: 2312 [2024-11-09 05:33:46,562 INFO L226 Difference]: Without dead ends: 2273 [2024-11-09 05:33:46,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:33:46,564 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 247 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 765 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:46,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 537 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 765 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:33:46,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2273 states. [2024-11-09 05:33:46,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2273 to 1479. [2024-11-09 05:33:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1479 states, 1472 states have (on average 1.811820652173913) internal successors, (2667), 1478 states have internal predecessors, (2667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:46,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1479 states and 2667 transitions. [2024-11-09 05:33:46,618 INFO L78 Accepts]: Start accepts. Automaton has 1479 states and 2667 transitions. Word has length 178 [2024-11-09 05:33:46,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:46,619 INFO L471 AbstractCegarLoop]: Abstraction has 1479 states and 2667 transitions. [2024-11-09 05:33:46,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2667 transitions. [2024-11-09 05:33:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:46,623 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:46,623 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:46,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 05:33:46,624 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:46,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:46,625 INFO L85 PathProgramCache]: Analyzing trace with hash -70363094, now seen corresponding path program 4 times [2024-11-09 05:33:46,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:46,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315729086] [2024-11-09 05:33:46,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:46,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:48,689 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:48,689 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:48,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315729086] [2024-11-09 05:33:48,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315729086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:48,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:48,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:48,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800519937] [2024-11-09 05:33:48,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:48,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:48,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:48,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:48,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:48,692 INFO L87 Difference]: Start difference. First operand 1479 states and 2667 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:49,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:49,815 INFO L93 Difference]: Finished difference Result 2266 states and 4103 transitions. [2024-11-09 05:33:49,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:33:49,816 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:49,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:49,827 INFO L225 Difference]: With dead ends: 2266 [2024-11-09 05:33:49,827 INFO L226 Difference]: Without dead ends: 2236 [2024-11-09 05:33:49,830 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=150, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:33:49,831 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 242 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 783 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:49,831 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 531 Invalid, 845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 783 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:33:49,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2236 states. [2024-11-09 05:33:49,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2236 to 1480. [2024-11-09 05:33:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1480 states, 1473 states have (on average 1.8119484046164291) internal successors, (2669), 1479 states have internal predecessors, (2669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:49,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1480 states and 2669 transitions. [2024-11-09 05:33:49,885 INFO L78 Accepts]: Start accepts. Automaton has 1480 states and 2669 transitions. Word has length 178 [2024-11-09 05:33:49,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:49,886 INFO L471 AbstractCegarLoop]: Abstraction has 1480 states and 2669 transitions. [2024-11-09 05:33:49,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:49,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2669 transitions. [2024-11-09 05:33:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:49,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:49,894 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:49,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 05:33:49,894 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:49,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:49,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1520498152, now seen corresponding path program 5 times [2024-11-09 05:33:49,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:49,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844693357] [2024-11-09 05:33:49,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:49,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:51,938 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:51,939 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:51,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844693357] [2024-11-09 05:33:51,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844693357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:51,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:51,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:51,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431751273] [2024-11-09 05:33:51,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:51,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:51,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:51,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:51,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:51,941 INFO L87 Difference]: Start difference. First operand 1480 states and 2669 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:53,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:53,199 INFO L93 Difference]: Finished difference Result 2212 states and 4007 transitions. [2024-11-09 05:33:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:33:53,200 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:53,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:53,216 INFO L225 Difference]: With dead ends: 2212 [2024-11-09 05:33:53,216 INFO L226 Difference]: Without dead ends: 2191 [2024-11-09 05:33:53,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:33:53,218 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 224 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 788 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:53,219 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 520 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 788 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:33:53,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2191 states. [2024-11-09 05:33:53,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2191 to 1481. [2024-11-09 05:33:53,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1481 states, 1474 states have (on average 1.8120759837177747) internal successors, (2671), 1480 states have internal predecessors, (2671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:53,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1481 states and 2671 transitions. [2024-11-09 05:33:53,272 INFO L78 Accepts]: Start accepts. Automaton has 1481 states and 2671 transitions. Word has length 178 [2024-11-09 05:33:53,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:53,273 INFO L471 AbstractCegarLoop]: Abstraction has 1481 states and 2671 transitions. [2024-11-09 05:33:53,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2671 transitions. [2024-11-09 05:33:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:53,278 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:53,278 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:53,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 05:33:53,279 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:53,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:53,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1181212131, now seen corresponding path program 2 times [2024-11-09 05:33:53,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:53,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772439287] [2024-11-09 05:33:53,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:53,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:54,408 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:54,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772439287] [2024-11-09 05:33:54,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772439287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:54,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:54,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:54,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664294085] [2024-11-09 05:33:54,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:54,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:54,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:54,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:54,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:54,415 INFO L87 Difference]: Start difference. First operand 1481 states and 2671 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:55,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:55,788 INFO L93 Difference]: Finished difference Result 2438 states and 4373 transitions. [2024-11-09 05:33:55,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:33:55,788 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:55,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:55,798 INFO L225 Difference]: With dead ends: 2438 [2024-11-09 05:33:55,798 INFO L226 Difference]: Without dead ends: 2363 [2024-11-09 05:33:55,799 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=130, Invalid=250, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:33:55,800 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 241 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:55,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 564 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:33:55,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2363 states. [2024-11-09 05:33:55,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2363 to 1483. [2024-11-09 05:33:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1483 states, 1476 states have (on average 1.812330623306233) internal successors, (2675), 1482 states have internal predecessors, (2675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1483 states and 2675 transitions. [2024-11-09 05:33:55,849 INFO L78 Accepts]: Start accepts. Automaton has 1483 states and 2675 transitions. Word has length 178 [2024-11-09 05:33:55,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:55,850 INFO L471 AbstractCegarLoop]: Abstraction has 1483 states and 2675 transitions. [2024-11-09 05:33:55,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:55,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2675 transitions. [2024-11-09 05:33:55,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:55,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:55,855 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:55,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 05:33:55,855 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:55,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:55,856 INFO L85 PathProgramCache]: Analyzing trace with hash 436435391, now seen corresponding path program 3 times [2024-11-09 05:33:55,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:55,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712338347] [2024-11-09 05:33:55,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:55,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:56,841 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:56,841 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:56,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712338347] [2024-11-09 05:33:56,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712338347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:56,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:56,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:56,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167927689] [2024-11-09 05:33:56,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:56,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:56,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:56,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:56,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:56,843 INFO L87 Difference]: Start difference. First operand 1483 states and 2675 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:58,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:33:58,043 INFO L93 Difference]: Finished difference Result 2316 states and 4165 transitions. [2024-11-09 05:33:58,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:33:58,044 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:33:58,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:33:58,050 INFO L225 Difference]: With dead ends: 2316 [2024-11-09 05:33:58,050 INFO L226 Difference]: Without dead ends: 2250 [2024-11-09 05:33:58,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=150, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:33:58,052 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 196 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:33:58,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 559 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:33:58,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2250 states. [2024-11-09 05:33:58,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2250 to 1484. [2024-11-09 05:33:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1484 states, 1477 states have (on average 1.8117806364251863) internal successors, (2676), 1483 states have internal predecessors, (2676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1484 states and 2676 transitions. [2024-11-09 05:33:58,095 INFO L78 Accepts]: Start accepts. Automaton has 1484 states and 2676 transitions. Word has length 178 [2024-11-09 05:33:58,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:33:58,096 INFO L471 AbstractCegarLoop]: Abstraction has 1484 states and 2676 transitions. [2024-11-09 05:33:58,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:33:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2676 transitions. [2024-11-09 05:33:58,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:33:58,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:33:58,101 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:33:58,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 05:33:58,101 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:33:58,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:33:58,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1126989597, now seen corresponding path program 4 times [2024-11-09 05:33:58,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:33:58,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182275919] [2024-11-09 05:33:58,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:33:58,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:33:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:33:58,977 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:33:58,978 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:33:58,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182275919] [2024-11-09 05:33:58,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182275919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:33:58,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:33:58,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:33:58,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997231699] [2024-11-09 05:33:58,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:33:58,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:33:58,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:33:58,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:33:58,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:33:58,980 INFO L87 Difference]: Start difference. First operand 1484 states and 2676 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:00,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:00,033 INFO L93 Difference]: Finished difference Result 2250 states and 4058 transitions. [2024-11-09 05:34:00,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:00,034 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:00,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:00,042 INFO L225 Difference]: With dead ends: 2250 [2024-11-09 05:34:00,042 INFO L226 Difference]: Without dead ends: 2205 [2024-11-09 05:34:00,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:34:00,044 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 196 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 783 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:00,045 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 500 Invalid, 834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 783 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:00,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2205 states. [2024-11-09 05:34:00,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2205 to 1483. [2024-11-09 05:34:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1483 states, 1476 states have (on average 1.8116531165311653) internal successors, (2674), 1482 states have internal predecessors, (2674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1483 states and 2674 transitions. [2024-11-09 05:34:00,084 INFO L78 Accepts]: Start accepts. Automaton has 1483 states and 2674 transitions. Word has length 178 [2024-11-09 05:34:00,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:00,085 INFO L471 AbstractCegarLoop]: Abstraction has 1483 states and 2674 transitions. [2024-11-09 05:34:00,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:00,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2674 transitions. [2024-11-09 05:34:00,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:00,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:00,089 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:00,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 05:34:00,090 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:00,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:00,091 INFO L85 PathProgramCache]: Analyzing trace with hash -860492231, now seen corresponding path program 5 times [2024-11-09 05:34:00,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:00,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29365217] [2024-11-09 05:34:00,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:00,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:00,876 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:00,877 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:00,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29365217] [2024-11-09 05:34:00,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29365217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:00,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:00,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:00,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558839696] [2024-11-09 05:34:00,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:00,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:00,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:00,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:00,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:00,879 INFO L87 Difference]: Start difference. First operand 1483 states and 2674 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:01,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:01,951 INFO L93 Difference]: Finished difference Result 2321 states and 4164 transitions. [2024-11-09 05:34:01,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:34:01,951 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:01,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:01,961 INFO L225 Difference]: With dead ends: 2321 [2024-11-09 05:34:01,962 INFO L226 Difference]: Without dead ends: 2237 [2024-11-09 05:34:01,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=224, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:34:01,964 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 215 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 913 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:01,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 592 Invalid, 988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 913 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:34:01,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2237 states. [2024-11-09 05:34:02,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2237 to 1483. [2024-11-09 05:34:02,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1483 states, 1476 states have (on average 1.8116531165311653) internal successors, (2674), 1482 states have internal predecessors, (2674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:02,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1483 states and 2674 transitions. [2024-11-09 05:34:02,029 INFO L78 Accepts]: Start accepts. Automaton has 1483 states and 2674 transitions. Word has length 178 [2024-11-09 05:34:02,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:02,029 INFO L471 AbstractCegarLoop]: Abstraction has 1483 states and 2674 transitions. [2024-11-09 05:34:02,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2674 transitions. [2024-11-09 05:34:02,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:02,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:02,034 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:02,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 05:34:02,035 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:02,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:02,035 INFO L85 PathProgramCache]: Analyzing trace with hash 960305800, now seen corresponding path program 6 times [2024-11-09 05:34:02,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:02,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342213013] [2024-11-09 05:34:02,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:02,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:03,246 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:03,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342213013] [2024-11-09 05:34:03,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342213013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:03,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:03,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:03,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536511354] [2024-11-09 05:34:03,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:03,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:03,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:03,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:03,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:03,249 INFO L87 Difference]: Start difference. First operand 1483 states and 2674 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:04,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:04,087 INFO L93 Difference]: Finished difference Result 2232 states and 4055 transitions. [2024-11-09 05:34:04,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:04,087 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:04,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:04,097 INFO L225 Difference]: With dead ends: 2232 [2024-11-09 05:34:04,098 INFO L226 Difference]: Without dead ends: 2184 [2024-11-09 05:34:04,099 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=95, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:34:04,100 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 206 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:04,100 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 569 Invalid, 833 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:34:04,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2184 states. [2024-11-09 05:34:04,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2184 to 1468. [2024-11-09 05:34:04,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1468 states, 1461 states have (on average 1.809719370294319) internal successors, (2644), 1467 states have internal predecessors, (2644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:04,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1468 states and 2644 transitions. [2024-11-09 05:34:04,141 INFO L78 Accepts]: Start accepts. Automaton has 1468 states and 2644 transitions. Word has length 178 [2024-11-09 05:34:04,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:04,142 INFO L471 AbstractCegarLoop]: Abstraction has 1468 states and 2644 transitions. [2024-11-09 05:34:04,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:04,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2644 transitions. [2024-11-09 05:34:04,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:04,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:04,146 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:04,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 05:34:04,146 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:04,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:04,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1204840064, now seen corresponding path program 7 times [2024-11-09 05:34:04,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:04,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704276895] [2024-11-09 05:34:04,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:04,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:05,635 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:05,636 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:05,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704276895] [2024-11-09 05:34:05,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704276895] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:05,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:05,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:05,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649108516] [2024-11-09 05:34:05,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:05,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:05,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:05,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:05,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:05,638 INFO L87 Difference]: Start difference. First operand 1468 states and 2644 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:06,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:06,595 INFO L93 Difference]: Finished difference Result 2378 states and 4332 transitions. [2024-11-09 05:34:06,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:06,596 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:06,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:06,603 INFO L225 Difference]: With dead ends: 2378 [2024-11-09 05:34:06,603 INFO L226 Difference]: Without dead ends: 2339 [2024-11-09 05:34:06,604 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:34:06,605 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 211 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:06,605 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 545 Invalid, 827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:06,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2339 states. [2024-11-09 05:34:06,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2339 to 1469. [2024-11-09 05:34:06,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1469 states, 1462 states have (on average 1.8098495212038304) internal successors, (2646), 1468 states have internal predecessors, (2646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:06,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1469 states and 2646 transitions. [2024-11-09 05:34:06,650 INFO L78 Accepts]: Start accepts. Automaton has 1469 states and 2646 transitions. Word has length 178 [2024-11-09 05:34:06,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:06,650 INFO L471 AbstractCegarLoop]: Abstraction has 1469 states and 2646 transitions. [2024-11-09 05:34:06,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:06,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2646 transitions. [2024-11-09 05:34:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:06,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:06,654 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:06,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 05:34:06,655 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:06,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:06,656 INFO L85 PathProgramCache]: Analyzing trace with hash 828172578, now seen corresponding path program 8 times [2024-11-09 05:34:06,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:06,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026796106] [2024-11-09 05:34:06,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:06,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:08,011 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:08,011 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:08,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026796106] [2024-11-09 05:34:08,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026796106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:08,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:08,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:08,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044522591] [2024-11-09 05:34:08,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:08,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:08,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:08,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:08,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:08,013 INFO L87 Difference]: Start difference. First operand 1469 states and 2646 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:09,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:09,025 INFO L93 Difference]: Finished difference Result 2332 states and 4242 transitions. [2024-11-09 05:34:09,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:09,025 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:09,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:09,034 INFO L225 Difference]: With dead ends: 2332 [2024-11-09 05:34:09,035 INFO L226 Difference]: Without dead ends: 2302 [2024-11-09 05:34:09,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:34:09,037 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 213 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 750 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:09,037 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 530 Invalid, 818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 750 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:09,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2302 states. [2024-11-09 05:34:09,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2302 to 1470. [2024-11-09 05:34:09,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1470 states, 1463 states have (on average 1.8099794941900205) internal successors, (2648), 1469 states have internal predecessors, (2648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:09,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1470 states and 2648 transitions. [2024-11-09 05:34:09,077 INFO L78 Accepts]: Start accepts. Automaton has 1470 states and 2648 transitions. Word has length 178 [2024-11-09 05:34:09,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:09,077 INFO L471 AbstractCegarLoop]: Abstraction has 1470 states and 2648 transitions. [2024-11-09 05:34:09,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2648 transitions. [2024-11-09 05:34:09,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:09,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:09,081 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:09,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 05:34:09,081 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:09,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:09,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1875933472, now seen corresponding path program 9 times [2024-11-09 05:34:09,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:09,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788137731] [2024-11-09 05:34:09,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:09,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:10,778 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:10,778 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:10,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788137731] [2024-11-09 05:34:10,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788137731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:10,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:10,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:10,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751496716] [2024-11-09 05:34:10,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:10,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:10,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:10,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:10,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:10,781 INFO L87 Difference]: Start difference. First operand 1470 states and 2648 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:11,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:11,797 INFO L93 Difference]: Finished difference Result 2278 states and 4146 transitions. [2024-11-09 05:34:11,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:11,797 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:11,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:11,805 INFO L225 Difference]: With dead ends: 2278 [2024-11-09 05:34:11,805 INFO L226 Difference]: Without dead ends: 2257 [2024-11-09 05:34:11,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=152, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:34:11,807 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 210 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 680 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:11,808 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 501 Invalid, 750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 680 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:11,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2257 states. [2024-11-09 05:34:11,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2257 to 1467. [2024-11-09 05:34:11,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1467 states, 1460 states have (on average 1.8095890410958904) internal successors, (2642), 1466 states have internal predecessors, (2642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1467 states and 2642 transitions. [2024-11-09 05:34:11,852 INFO L78 Accepts]: Start accepts. Automaton has 1467 states and 2642 transitions. Word has length 178 [2024-11-09 05:34:11,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:11,853 INFO L471 AbstractCegarLoop]: Abstraction has 1467 states and 2642 transitions. [2024-11-09 05:34:11,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:11,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2642 transitions. [2024-11-09 05:34:11,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:11,857 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:11,857 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:11,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 05:34:11,858 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:11,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:11,859 INFO L85 PathProgramCache]: Analyzing trace with hash -69758482, now seen corresponding path program 10 times [2024-11-09 05:34:11,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:11,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900304884] [2024-11-09 05:34:11,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:11,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:13,252 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:13,253 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:13,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900304884] [2024-11-09 05:34:13,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900304884] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:13,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:13,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:13,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055753316] [2024-11-09 05:34:13,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:13,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:13,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:13,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:13,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:13,255 INFO L87 Difference]: Start difference. First operand 1467 states and 2642 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:14,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:14,190 INFO L93 Difference]: Finished difference Result 2185 states and 3963 transitions. [2024-11-09 05:34:14,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:14,191 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:14,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:14,196 INFO L225 Difference]: With dead ends: 2185 [2024-11-09 05:34:14,197 INFO L226 Difference]: Without dead ends: 2146 [2024-11-09 05:34:14,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:34:14,198 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 234 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:14,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 599 Invalid, 836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:14,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2024-11-09 05:34:14,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 1452. [2024-11-09 05:34:14,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1452 states, 1445 states have (on average 1.8076124567474048) internal successors, (2612), 1451 states have internal predecessors, (2612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:14,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 2612 transitions. [2024-11-09 05:34:14,231 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 2612 transitions. Word has length 178 [2024-11-09 05:34:14,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:14,231 INFO L471 AbstractCegarLoop]: Abstraction has 1452 states and 2612 transitions. [2024-11-09 05:34:14,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:14,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2612 transitions. [2024-11-09 05:34:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:14,234 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:14,235 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:14,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 05:34:14,235 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:14,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:14,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1963254160, now seen corresponding path program 11 times [2024-11-09 05:34:14,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:14,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646908155] [2024-11-09 05:34:14,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:14,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:15,787 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:15,787 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:15,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646908155] [2024-11-09 05:34:15,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646908155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:15,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:15,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:15,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020511027] [2024-11-09 05:34:15,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:15,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:15,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:15,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:15,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:15,789 INFO L87 Difference]: Start difference. First operand 1452 states and 2612 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:16,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:16,748 INFO L93 Difference]: Finished difference Result 2297 states and 4173 transitions. [2024-11-09 05:34:16,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:16,749 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:16,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:16,755 INFO L225 Difference]: With dead ends: 2297 [2024-11-09 05:34:16,755 INFO L226 Difference]: Without dead ends: 2267 [2024-11-09 05:34:16,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:34:16,757 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 228 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 801 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:16,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 620 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 801 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:16,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2267 states. [2024-11-09 05:34:16,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2267 to 1453. [2024-11-09 05:34:16,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1453 states, 1446 states have (on average 1.8077455048409405) internal successors, (2614), 1452 states have internal predecessors, (2614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1453 states and 2614 transitions. [2024-11-09 05:34:16,790 INFO L78 Accepts]: Start accepts. Automaton has 1453 states and 2614 transitions. Word has length 178 [2024-11-09 05:34:16,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:16,791 INFO L471 AbstractCegarLoop]: Abstraction has 1453 states and 2614 transitions. [2024-11-09 05:34:16,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2614 transitions. [2024-11-09 05:34:16,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:16,794 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:16,794 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:16,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-09 05:34:16,795 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:16,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:16,796 INFO L85 PathProgramCache]: Analyzing trace with hash -740851890, now seen corresponding path program 12 times [2024-11-09 05:34:16,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:16,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822443794] [2024-11-09 05:34:16,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:16,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:18,183 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:18,183 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:18,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822443794] [2024-11-09 05:34:18,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822443794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:18,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:18,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:18,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58418758] [2024-11-09 05:34:18,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:18,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:18,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:18,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:18,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:18,185 INFO L87 Difference]: Start difference. First operand 1453 states and 2614 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:19,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:19,405 INFO L93 Difference]: Finished difference Result 2243 states and 4077 transitions. [2024-11-09 05:34:19,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:19,406 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:19,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:19,412 INFO L225 Difference]: With dead ends: 2243 [2024-11-09 05:34:19,412 INFO L226 Difference]: Without dead ends: 2222 [2024-11-09 05:34:19,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:34:19,414 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 215 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 709 SdHoareTripleChecker+Invalid, 1058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:19,415 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 709 Invalid, 1058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:34:19,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2222 states. [2024-11-09 05:34:19,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2222 to 1451. [2024-11-09 05:34:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1444 states have (on average 1.8074792243767313) internal successors, (2610), 1450 states have internal predecessors, (2610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 2610 transitions. [2024-11-09 05:34:19,462 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 2610 transitions. Word has length 178 [2024-11-09 05:34:19,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:19,463 INFO L471 AbstractCegarLoop]: Abstraction has 1451 states and 2610 transitions. [2024-11-09 05:34:19,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2610 transitions. [2024-11-09 05:34:19,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:19,466 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:19,466 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:19,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-09 05:34:19,467 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:19,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:19,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1455949364, now seen corresponding path program 13 times [2024-11-09 05:34:19,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:19,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598585815] [2024-11-09 05:34:19,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:19,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:20,902 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:20,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598585815] [2024-11-09 05:34:20,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598585815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:20,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:20,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:20,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629757505] [2024-11-09 05:34:20,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:20,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:20,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:20,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:20,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:20,906 INFO L87 Difference]: Start difference. First operand 1451 states and 2610 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:22,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:22,068 INFO L93 Difference]: Finished difference Result 2138 states and 3871 transitions. [2024-11-09 05:34:22,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:22,068 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:22,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:22,075 INFO L225 Difference]: With dead ends: 2138 [2024-11-09 05:34:22,075 INFO L226 Difference]: Without dead ends: 2108 [2024-11-09 05:34:22,076 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:34:22,077 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 199 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 1005 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 778 SdHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 1005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:22,077 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 778 Invalid, 1060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 1005 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:34:22,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2108 states. [2024-11-09 05:34:22,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2108 to 1436. [2024-11-09 05:34:22,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1436 states, 1429 states have (on average 1.8054583624912526) internal successors, (2580), 1435 states have internal predecessors, (2580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:22,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 2580 transitions. [2024-11-09 05:34:22,119 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 2580 transitions. Word has length 178 [2024-11-09 05:34:22,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:22,120 INFO L471 AbstractCegarLoop]: Abstraction has 1436 states and 2580 transitions. [2024-11-09 05:34:22,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:22,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2580 transitions. [2024-11-09 05:34:22,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:22,123 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:22,123 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:22,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-09 05:34:22,123 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:22,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:22,124 INFO L85 PathProgramCache]: Analyzing trace with hash 134911882, now seen corresponding path program 14 times [2024-11-09 05:34:22,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:22,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075535129] [2024-11-09 05:34:22,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:22,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:23,576 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:23,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075535129] [2024-11-09 05:34:23,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075535129] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:23,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:23,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:23,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781780625] [2024-11-09 05:34:23,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:23,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:23,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:23,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:23,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:23,578 INFO L87 Difference]: Start difference. First operand 1436 states and 2580 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:24,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:24,785 INFO L93 Difference]: Finished difference Result 2208 states and 4008 transitions. [2024-11-09 05:34:24,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:24,785 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:24,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:24,793 INFO L225 Difference]: With dead ends: 2208 [2024-11-09 05:34:24,793 INFO L226 Difference]: Without dead ends: 2187 [2024-11-09 05:34:24,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:34:24,796 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 231 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 783 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:24,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 783 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:34:24,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2187 states. [2024-11-09 05:34:24,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2187 to 1435. [2024-11-09 05:34:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1435 states, 1428 states have (on average 1.8053221288515406) internal successors, (2578), 1434 states have internal predecessors, (2578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:24,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1435 states and 2578 transitions. [2024-11-09 05:34:24,831 INFO L78 Accepts]: Start accepts. Automaton has 1435 states and 2578 transitions. Word has length 178 [2024-11-09 05:34:24,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:24,832 INFO L471 AbstractCegarLoop]: Abstraction has 1435 states and 2578 transitions. [2024-11-09 05:34:24,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:24,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2578 transitions. [2024-11-09 05:34:24,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:24,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:24,835 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:24,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-09 05:34:24,835 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:24,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:24,836 INFO L85 PathProgramCache]: Analyzing trace with hash -260744432, now seen corresponding path program 15 times [2024-11-09 05:34:24,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:24,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954915121] [2024-11-09 05:34:24,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:24,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:26,024 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:26,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954915121] [2024-11-09 05:34:26,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954915121] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:26,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:26,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:26,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667062649] [2024-11-09 05:34:26,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:26,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:26,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:26,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:26,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:26,026 INFO L87 Difference]: Start difference. First operand 1435 states and 2578 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:27,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:27,057 INFO L93 Difference]: Finished difference Result 2087 states and 3781 transitions. [2024-11-09 05:34:27,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:27,057 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:27,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:27,062 INFO L225 Difference]: With dead ends: 2087 [2024-11-09 05:34:27,062 INFO L226 Difference]: Without dead ends: 2066 [2024-11-09 05:34:27,063 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=92, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:34:27,064 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 212 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 770 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:27,064 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 770 Invalid, 1047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:34:27,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2066 states. [2024-11-09 05:34:27,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2066 to 1419. [2024-11-09 05:34:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1412 states have (on average 1.8009915014164306) internal successors, (2543), 1418 states have internal predecessors, (2543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2543 transitions. [2024-11-09 05:34:27,099 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2543 transitions. Word has length 178 [2024-11-09 05:34:27,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:27,100 INFO L471 AbstractCegarLoop]: Abstraction has 1419 states and 2543 transitions. [2024-11-09 05:34:27,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2543 transitions. [2024-11-09 05:34:27,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:27,104 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:27,104 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:27,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-09 05:34:27,104 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:27,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:27,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1693065421, now seen corresponding path program 6 times [2024-11-09 05:34:27,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:27,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143578744] [2024-11-09 05:34:27,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:27,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:28,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:28,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143578744] [2024-11-09 05:34:28,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143578744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:28,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:28,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:28,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995894148] [2024-11-09 05:34:28,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:28,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:28,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:28,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:28,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:28,011 INFO L87 Difference]: Start difference. First operand 1419 states and 2543 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:29,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:29,416 INFO L93 Difference]: Finished difference Result 2201 states and 3938 transitions. [2024-11-09 05:34:29,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:34:29,417 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:29,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:29,422 INFO L225 Difference]: With dead ends: 2201 [2024-11-09 05:34:29,422 INFO L226 Difference]: Without dead ends: 2126 [2024-11-09 05:34:29,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:34:29,424 INFO L432 NwaCegarLoop]: 206 mSDtfsCounter, 198 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 1018 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 714 SdHoareTripleChecker+Invalid, 1101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1018 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:29,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 714 Invalid, 1101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1018 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:34:29,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2126 states. [2024-11-09 05:34:29,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2126 to 1420. [2024-11-09 05:34:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1420 states, 1413 states have (on average 1.8011323425336163) internal successors, (2545), 1419 states have internal predecessors, (2545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 2545 transitions. [2024-11-09 05:34:29,458 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 2545 transitions. Word has length 178 [2024-11-09 05:34:29,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:29,458 INFO L471 AbstractCegarLoop]: Abstraction has 1420 states and 2545 transitions. [2024-11-09 05:34:29,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:29,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2545 transitions. [2024-11-09 05:34:29,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:29,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:29,462 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:29,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-09 05:34:29,462 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:29,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:29,463 INFO L85 PathProgramCache]: Analyzing trace with hash -75417899, now seen corresponding path program 7 times [2024-11-09 05:34:29,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:29,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666713474] [2024-11-09 05:34:29,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:29,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:30,483 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:30,483 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:30,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666713474] [2024-11-09 05:34:30,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666713474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:30,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:30,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:30,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389735299] [2024-11-09 05:34:30,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:30,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:30,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:30,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:30,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:30,486 INFO L87 Difference]: Start difference. First operand 1420 states and 2545 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:31,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:31,436 INFO L93 Difference]: Finished difference Result 2159 states and 3847 transitions. [2024-11-09 05:34:31,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:31,437 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:31,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:31,441 INFO L225 Difference]: With dead ends: 2159 [2024-11-09 05:34:31,441 INFO L226 Difference]: Without dead ends: 2093 [2024-11-09 05:34:31,442 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:34:31,443 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 163 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 675 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:31,443 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 517 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 675 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:31,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2093 states. [2024-11-09 05:34:31,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2093 to 1421. [2024-11-09 05:34:31,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1421 states, 1414 states have (on average 1.8005657708628007) internal successors, (2546), 1420 states have internal predecessors, (2546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:31,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1421 states and 2546 transitions. [2024-11-09 05:34:31,465 INFO L78 Accepts]: Start accepts. Automaton has 1421 states and 2546 transitions. Word has length 178 [2024-11-09 05:34:31,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:31,466 INFO L471 AbstractCegarLoop]: Abstraction has 1421 states and 2546 transitions. [2024-11-09 05:34:31,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2546 transitions. [2024-11-09 05:34:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:31,468 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:31,468 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:31,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-09 05:34:31,468 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:31,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:31,469 INFO L85 PathProgramCache]: Analyzing trace with hash 615136307, now seen corresponding path program 8 times [2024-11-09 05:34:31,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:31,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742701525] [2024-11-09 05:34:31,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:31,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:32,483 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:32,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742701525] [2024-11-09 05:34:32,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742701525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:32,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:32,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:32,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011421693] [2024-11-09 05:34:32,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:32,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:32,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:32,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:32,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:32,487 INFO L87 Difference]: Start difference. First operand 1421 states and 2546 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:34,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:34,111 INFO L93 Difference]: Finished difference Result 2093 states and 3740 transitions. [2024-11-09 05:34:34,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:34,112 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:34,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:34,118 INFO L225 Difference]: With dead ends: 2093 [2024-11-09 05:34:34,118 INFO L226 Difference]: Without dead ends: 2048 [2024-11-09 05:34:34,120 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:34:34,120 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 148 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 1097 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 748 SdHoareTripleChecker+Invalid, 1153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 1097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:34,121 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 748 Invalid, 1153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 1097 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-09 05:34:34,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2048 states. [2024-11-09 05:34:34,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2048 to 1419. [2024-11-09 05:34:34,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1412 states have (on average 1.8009915014164306) internal successors, (2543), 1418 states have internal predecessors, (2543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2543 transitions. [2024-11-09 05:34:34,164 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2543 transitions. Word has length 178 [2024-11-09 05:34:34,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:34,165 INFO L471 AbstractCegarLoop]: Abstraction has 1419 states and 2543 transitions. [2024-11-09 05:34:34,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:34,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2543 transitions. [2024-11-09 05:34:34,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:34,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:34,168 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:34,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-09 05:34:34,168 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:34,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:34,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1233010427, now seen corresponding path program 9 times [2024-11-09 05:34:34,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:34,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331156795] [2024-11-09 05:34:34,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:34,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:35,091 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:35,092 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:35,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331156795] [2024-11-09 05:34:35,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331156795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:35,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:35,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:35,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341238682] [2024-11-09 05:34:35,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:35,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:35,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:35,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:35,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:35,094 INFO L87 Difference]: Start difference. First operand 1419 states and 2543 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:36,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:36,063 INFO L93 Difference]: Finished difference Result 2078 states and 3728 transitions. [2024-11-09 05:34:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:34:36,064 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:36,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:36,068 INFO L225 Difference]: With dead ends: 2078 [2024-11-09 05:34:36,068 INFO L226 Difference]: Without dead ends: 2012 [2024-11-09 05:34:36,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:34:36,070 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 182 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 837 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:36,070 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 634 Invalid, 898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 837 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:34:36,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2012 states. [2024-11-09 05:34:36,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2012 to 1420. [2024-11-09 05:34:36,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1420 states, 1413 states have (on average 1.8004246284501062) internal successors, (2544), 1419 states have internal predecessors, (2544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 2544 transitions. [2024-11-09 05:34:36,094 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 2544 transitions. Word has length 178 [2024-11-09 05:34:36,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:36,094 INFO L471 AbstractCegarLoop]: Abstraction has 1420 states and 2544 transitions. [2024-11-09 05:34:36,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2544 transitions. [2024-11-09 05:34:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:36,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:36,097 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:36,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-09 05:34:36,098 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:36,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:36,098 INFO L85 PathProgramCache]: Analyzing trace with hash -542456221, now seen corresponding path program 10 times [2024-11-09 05:34:36,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:36,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65720262] [2024-11-09 05:34:36,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:36,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:36,958 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:36,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65720262] [2024-11-09 05:34:36,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65720262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:36,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:36,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:36,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059818160] [2024-11-09 05:34:36,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:36,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:36,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:36,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:36,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:36,960 INFO L87 Difference]: Start difference. First operand 1420 states and 2544 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:37,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:37,808 INFO L93 Difference]: Finished difference Result 2048 states and 3673 transitions. [2024-11-09 05:34:37,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:34:37,809 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:37,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:37,813 INFO L225 Difference]: With dead ends: 2048 [2024-11-09 05:34:37,814 INFO L226 Difference]: Without dead ends: 2003 [2024-11-09 05:34:37,814 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:34:37,815 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 179 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:37,815 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 564 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:34:37,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2003 states. [2024-11-09 05:34:37,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2003 to 1419. [2024-11-09 05:34:37,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1412 states have (on average 1.8002832861189801) internal successors, (2542), 1418 states have internal predecessors, (2542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:37,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2542 transitions. [2024-11-09 05:34:37,842 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2542 transitions. Word has length 178 [2024-11-09 05:34:37,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:37,843 INFO L471 AbstractCegarLoop]: Abstraction has 1419 states and 2542 transitions. [2024-11-09 05:34:37,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:37,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2542 transitions. [2024-11-09 05:34:37,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:37,845 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:37,846 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:37,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-09 05:34:37,846 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:37,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:37,847 INFO L85 PathProgramCache]: Analyzing trace with hash -527590071, now seen corresponding path program 11 times [2024-11-09 05:34:37,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:37,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274284068] [2024-11-09 05:34:37,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:37,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:38,819 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:38,819 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:38,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274284068] [2024-11-09 05:34:38,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274284068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:38,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:38,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:38,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235340809] [2024-11-09 05:34:38,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:38,821 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:38,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:38,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:38,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:38,822 INFO L87 Difference]: Start difference. First operand 1419 states and 2542 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:39,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:39,933 INFO L93 Difference]: Finished difference Result 2011 states and 3619 transitions. [2024-11-09 05:34:39,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:34:39,934 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:39,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:39,941 INFO L225 Difference]: With dead ends: 2011 [2024-11-09 05:34:39,942 INFO L226 Difference]: Without dead ends: 1951 [2024-11-09 05:34:39,943 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:34:39,944 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 181 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:39,944 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 634 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:34:39,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1951 states. [2024-11-09 05:34:39,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1951 to 1411. [2024-11-09 05:34:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 1404 states have (on average 1.7941595441595442) internal successors, (2519), 1410 states have internal predecessors, (2519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:39,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 2519 transitions. [2024-11-09 05:34:39,975 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 2519 transitions. Word has length 178 [2024-11-09 05:34:39,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:39,976 INFO L471 AbstractCegarLoop]: Abstraction has 1411 states and 2519 transitions. [2024-11-09 05:34:39,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:39,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2519 transitions. [2024-11-09 05:34:39,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:39,977 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:39,978 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:39,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-09 05:34:39,978 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:39,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:39,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1085385611, now seen corresponding path program 12 times [2024-11-09 05:34:39,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:39,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163451468] [2024-11-09 05:34:39,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:39,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:40,723 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:40,724 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:40,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163451468] [2024-11-09 05:34:40,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163451468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:40,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:40,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:40,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100810235] [2024-11-09 05:34:40,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:40,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:40,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:40,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:40,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:40,726 INFO L87 Difference]: Start difference. First operand 1411 states and 2519 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:41,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:41,738 INFO L93 Difference]: Finished difference Result 2267 states and 4021 transitions. [2024-11-09 05:34:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:34:41,738 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:41,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:41,743 INFO L225 Difference]: With dead ends: 2267 [2024-11-09 05:34:41,743 INFO L226 Difference]: Without dead ends: 2192 [2024-11-09 05:34:41,744 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:34:41,745 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 209 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 562 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:41,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 562 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:41,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2192 states. [2024-11-09 05:34:41,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2192 to 1411. [2024-11-09 05:34:41,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 1404 states have (on average 1.7941595441595442) internal successors, (2519), 1410 states have internal predecessors, (2519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:41,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 2519 transitions. [2024-11-09 05:34:41,777 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 2519 transitions. Word has length 178 [2024-11-09 05:34:41,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:41,778 INFO L471 AbstractCegarLoop]: Abstraction has 1411 states and 2519 transitions. [2024-11-09 05:34:41,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:41,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2519 transitions. [2024-11-09 05:34:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:41,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:41,781 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:41,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-09 05:34:41,781 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:41,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:41,782 INFO L85 PathProgramCache]: Analyzing trace with hash 532261911, now seen corresponding path program 13 times [2024-11-09 05:34:41,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:41,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502576237] [2024-11-09 05:34:41,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:41,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:42,661 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:42,662 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:42,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502576237] [2024-11-09 05:34:42,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502576237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:42,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:42,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:42,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931888505] [2024-11-09 05:34:42,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:42,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:42,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:42,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:42,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:42,664 INFO L87 Difference]: Start difference. First operand 1411 states and 2519 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:43,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:43,758 INFO L93 Difference]: Finished difference Result 2163 states and 3832 transitions. [2024-11-09 05:34:43,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:43,758 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:43,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:43,763 INFO L225 Difference]: With dead ends: 2163 [2024-11-09 05:34:43,764 INFO L226 Difference]: Without dead ends: 2097 [2024-11-09 05:34:43,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:34:43,765 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 169 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:43,765 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 602 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:34:43,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2097 states. [2024-11-09 05:34:43,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2097 to 1411. [2024-11-09 05:34:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 1404 states have (on average 1.7934472934472934) internal successors, (2518), 1410 states have internal predecessors, (2518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:43,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 2518 transitions. [2024-11-09 05:34:43,788 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 2518 transitions. Word has length 178 [2024-11-09 05:34:43,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:43,788 INFO L471 AbstractCegarLoop]: Abstraction has 1411 states and 2518 transitions. [2024-11-09 05:34:43,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:43,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2518 transitions. [2024-11-09 05:34:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:43,790 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:43,790 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:43,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-09 05:34:43,790 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:43,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:43,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1222816117, now seen corresponding path program 14 times [2024-11-09 05:34:43,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:43,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213858676] [2024-11-09 05:34:43,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:43,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:44,706 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:44,707 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:44,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213858676] [2024-11-09 05:34:44,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213858676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:44,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:44,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:44,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70336780] [2024-11-09 05:34:44,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:44,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:44,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:44,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:44,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:44,709 INFO L87 Difference]: Start difference. First operand 1411 states and 2518 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:45,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:45,886 INFO L93 Difference]: Finished difference Result 2097 states and 3725 transitions. [2024-11-09 05:34:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:45,887 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:45,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:45,892 INFO L225 Difference]: With dead ends: 2097 [2024-11-09 05:34:45,892 INFO L226 Difference]: Without dead ends: 2052 [2024-11-09 05:34:45,892 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=152, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:34:45,893 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 138 mSDsluCounter, 505 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 1171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:45,893 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 695 Invalid, 1171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:34:45,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2052 states. [2024-11-09 05:34:45,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2052 to 1409. [2024-11-09 05:34:45,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 1402 states have (on average 1.7938659058487874) internal successors, (2515), 1408 states have internal predecessors, (2515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:45,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 2515 transitions. [2024-11-09 05:34:45,914 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 2515 transitions. Word has length 178 [2024-11-09 05:34:45,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:45,914 INFO L471 AbstractCegarLoop]: Abstraction has 1409 states and 2515 transitions. [2024-11-09 05:34:45,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:45,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2515 transitions. [2024-11-09 05:34:45,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:45,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:45,916 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:45,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-09 05:34:45,916 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:45,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:45,917 INFO L85 PathProgramCache]: Analyzing trace with hash -764665711, now seen corresponding path program 15 times [2024-11-09 05:34:45,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:45,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684877049] [2024-11-09 05:34:45,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:45,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:46,503 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:46,503 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:46,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684877049] [2024-11-09 05:34:46,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684877049] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:46,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:46,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:46,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259641545] [2024-11-09 05:34:46,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:46,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:46,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:46,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:46,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:46,505 INFO L87 Difference]: Start difference. First operand 1409 states and 2515 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:47,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:47,279 INFO L93 Difference]: Finished difference Result 2113 states and 3768 transitions. [2024-11-09 05:34:47,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:34:47,280 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:47,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:47,285 INFO L225 Difference]: With dead ends: 2113 [2024-11-09 05:34:47,285 INFO L226 Difference]: Without dead ends: 2029 [2024-11-09 05:34:47,286 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:34:47,286 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 192 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 701 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:47,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 518 Invalid, 792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 701 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:34:47,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2029 states. [2024-11-09 05:34:47,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2029 to 1353. [2024-11-09 05:34:47,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1353 states, 1346 states have (on average 1.7823179791976227) internal successors, (2399), 1352 states have internal predecessors, (2399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:47,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 2399 transitions. [2024-11-09 05:34:47,318 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 2399 transitions. Word has length 178 [2024-11-09 05:34:47,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:47,319 INFO L471 AbstractCegarLoop]: Abstraction has 1353 states and 2399 transitions. [2024-11-09 05:34:47,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:47,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2399 transitions. [2024-11-09 05:34:47,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:47,321 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:47,322 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:47,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-09 05:34:47,322 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:47,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:47,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1127228033, now seen corresponding path program 2 times [2024-11-09 05:34:47,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:47,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557033487] [2024-11-09 05:34:47,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:47,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:48,005 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:48,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557033487] [2024-11-09 05:34:48,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557033487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:48,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:48,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:48,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243863551] [2024-11-09 05:34:48,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:48,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:48,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:48,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:48,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:48,007 INFO L87 Difference]: Start difference. First operand 1353 states and 2399 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:48,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:48,814 INFO L93 Difference]: Finished difference Result 2085 states and 3749 transitions. [2024-11-09 05:34:48,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:48,814 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:48,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:48,819 INFO L225 Difference]: With dead ends: 2085 [2024-11-09 05:34:48,819 INFO L226 Difference]: Without dead ends: 2026 [2024-11-09 05:34:48,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:34:48,820 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 258 mSDsluCounter, 376 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:48,820 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 563 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 860 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:34:48,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2026 states. [2024-11-09 05:34:48,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2026 to 1629. [2024-11-09 05:34:48,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1629 states, 1622 states have (on average 1.8175092478421702) internal successors, (2948), 1628 states have internal predecessors, (2948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1629 states and 2948 transitions. [2024-11-09 05:34:48,845 INFO L78 Accepts]: Start accepts. Automaton has 1629 states and 2948 transitions. Word has length 178 [2024-11-09 05:34:48,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:48,845 INFO L471 AbstractCegarLoop]: Abstraction has 1629 states and 2948 transitions. [2024-11-09 05:34:48,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:48,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2948 transitions. [2024-11-09 05:34:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:48,847 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:48,847 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:48,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-09 05:34:48,847 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:48,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:48,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1220643900, now seen corresponding path program 16 times [2024-11-09 05:34:48,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:48,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797342946] [2024-11-09 05:34:48,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:48,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:49,472 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:49,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797342946] [2024-11-09 05:34:49,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797342946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:49,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:49,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:49,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156734329] [2024-11-09 05:34:49,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:49,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:49,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:49,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:49,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:49,474 INFO L87 Difference]: Start difference. First operand 1629 states and 2948 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:50,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:50,386 INFO L93 Difference]: Finished difference Result 2139 states and 3856 transitions. [2024-11-09 05:34:50,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:34:50,386 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:50,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:50,391 INFO L225 Difference]: With dead ends: 2139 [2024-11-09 05:34:50,391 INFO L226 Difference]: Without dead ends: 2087 [2024-11-09 05:34:50,392 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:34:50,393 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 305 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 524 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:50,393 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 524 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:50,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2087 states. [2024-11-09 05:34:50,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2087 to 1694. [2024-11-09 05:34:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1694 states, 1687 states have (on average 1.8239478363959691) internal successors, (3077), 1693 states have internal predecessors, (3077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:50,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1694 states and 3077 transitions. [2024-11-09 05:34:50,418 INFO L78 Accepts]: Start accepts. Automaton has 1694 states and 3077 transitions. Word has length 178 [2024-11-09 05:34:50,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:50,419 INFO L471 AbstractCegarLoop]: Abstraction has 1694 states and 3077 transitions. [2024-11-09 05:34:50,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3077 transitions. [2024-11-09 05:34:50,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:50,421 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:50,421 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:50,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-09 05:34:50,421 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:50,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:50,422 INFO L85 PathProgramCache]: Analyzing trace with hash 2110919210, now seen corresponding path program 2 times [2024-11-09 05:34:50,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:50,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973916708] [2024-11-09 05:34:50,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:50,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:51,512 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:51,513 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:51,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973916708] [2024-11-09 05:34:51,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973916708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:51,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:51,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:51,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785577425] [2024-11-09 05:34:51,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:51,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:51,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:51,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:51,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:51,515 INFO L87 Difference]: Start difference. First operand 1694 states and 3077 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:52,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:52,505 INFO L93 Difference]: Finished difference Result 1866 states and 3392 transitions. [2024-11-09 05:34:52,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:52,506 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:52,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:52,515 INFO L225 Difference]: With dead ends: 1866 [2024-11-09 05:34:52,515 INFO L226 Difference]: Without dead ends: 1842 [2024-11-09 05:34:52,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:34:52,521 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 245 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 805 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:52,521 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 558 Invalid, 857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 805 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:52,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2024-11-09 05:34:52,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1709. [2024-11-09 05:34:52,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1709 states, 1702 states have (on average 1.8249118683901293) internal successors, (3106), 1708 states have internal predecessors, (3106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:52,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1709 states and 3106 transitions. [2024-11-09 05:34:52,566 INFO L78 Accepts]: Start accepts. Automaton has 1709 states and 3106 transitions. Word has length 178 [2024-11-09 05:34:52,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:52,568 INFO L471 AbstractCegarLoop]: Abstraction has 1709 states and 3106 transitions. [2024-11-09 05:34:52,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 3106 transitions. [2024-11-09 05:34:52,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:52,571 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:52,572 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:52,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-09 05:34:52,572 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:52,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:52,573 INFO L85 PathProgramCache]: Analyzing trace with hash 2067457997, now seen corresponding path program 3 times [2024-11-09 05:34:52,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:52,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65390989] [2024-11-09 05:34:52,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:52,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:53,235 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:53,235 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:53,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65390989] [2024-11-09 05:34:53,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65390989] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:53,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:53,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:53,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085128740] [2024-11-09 05:34:53,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:53,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:53,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:53,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:53,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:53,238 INFO L87 Difference]: Start difference. First operand 1709 states and 3106 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:54,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:54,007 INFO L93 Difference]: Finished difference Result 1955 states and 3538 transitions. [2024-11-09 05:34:54,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:54,007 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:54,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:54,012 INFO L225 Difference]: With dead ends: 1955 [2024-11-09 05:34:54,012 INFO L226 Difference]: Without dead ends: 1904 [2024-11-09 05:34:54,013 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=92, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:34:54,013 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 230 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:54,013 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 507 Invalid, 781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:34:54,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1904 states. [2024-11-09 05:34:54,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1904 to 1702. [2024-11-09 05:34:54,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1702 states, 1695 states have (on average 1.824188790560472) internal successors, (3092), 1701 states have internal predecessors, (3092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 3092 transitions. [2024-11-09 05:34:54,036 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 3092 transitions. Word has length 178 [2024-11-09 05:34:54,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:54,036 INFO L471 AbstractCegarLoop]: Abstraction has 1702 states and 3092 transitions. [2024-11-09 05:34:54,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:54,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3092 transitions. [2024-11-09 05:34:54,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:54,038 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:54,038 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:54,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-09 05:34:54,038 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:54,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:54,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1634842753, now seen corresponding path program 4 times [2024-11-09 05:34:54,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:54,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404005740] [2024-11-09 05:34:54,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:54,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:54,716 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:54,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:54,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404005740] [2024-11-09 05:34:54,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404005740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:54,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:54,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:54,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040215543] [2024-11-09 05:34:54,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:54,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:54,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:54,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:54,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:54,718 INFO L87 Difference]: Start difference. First operand 1702 states and 3092 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:55,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:55,544 INFO L93 Difference]: Finished difference Result 1774 states and 3202 transitions. [2024-11-09 05:34:55,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:55,544 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:55,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:55,549 INFO L225 Difference]: With dead ends: 1774 [2024-11-09 05:34:55,549 INFO L226 Difference]: Without dead ends: 1724 [2024-11-09 05:34:55,550 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:34:55,550 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 239 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:55,550 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 445 Invalid, 684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 634 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:34:55,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1724 states. [2024-11-09 05:34:55,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1724 to 1699. [2024-11-09 05:34:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1699 states, 1692 states have (on average 1.8238770685579195) internal successors, (3086), 1698 states have internal predecessors, (3086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:55,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 3086 transitions. [2024-11-09 05:34:55,572 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 3086 transitions. Word has length 178 [2024-11-09 05:34:55,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:55,572 INFO L471 AbstractCegarLoop]: Abstraction has 1699 states and 3086 transitions. [2024-11-09 05:34:55,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:55,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3086 transitions. [2024-11-09 05:34:55,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:55,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:55,574 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:55,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-09 05:34:55,574 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:55,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:55,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1050516813, now seen corresponding path program 5 times [2024-11-09 05:34:55,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:55,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856018684] [2024-11-09 05:34:55,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:55,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:56,300 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:56,300 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:56,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856018684] [2024-11-09 05:34:56,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856018684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:56,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:56,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:56,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768055600] [2024-11-09 05:34:56,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:56,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:56,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:56,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:56,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:56,302 INFO L87 Difference]: Start difference. First operand 1699 states and 3086 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:57,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:57,312 INFO L93 Difference]: Finished difference Result 1804 states and 3259 transitions. [2024-11-09 05:34:57,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:57,312 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:57,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:57,319 INFO L225 Difference]: With dead ends: 1804 [2024-11-09 05:34:57,319 INFO L226 Difference]: Without dead ends: 1755 [2024-11-09 05:34:57,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:34:57,321 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 224 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:57,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 504 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:34:57,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1755 states. [2024-11-09 05:34:57,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1755 to 1699. [2024-11-09 05:34:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1699 states, 1692 states have (on average 1.8238770685579195) internal successors, (3086), 1698 states have internal predecessors, (3086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 3086 transitions. [2024-11-09 05:34:57,349 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 3086 transitions. Word has length 178 [2024-11-09 05:34:57,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:57,350 INFO L471 AbstractCegarLoop]: Abstraction has 1699 states and 3086 transitions. [2024-11-09 05:34:57,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:57,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3086 transitions. [2024-11-09 05:34:57,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:57,351 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:57,352 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:57,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-09 05:34:57,352 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:57,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:57,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1057057919, now seen corresponding path program 6 times [2024-11-09 05:34:57,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:57,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672692830] [2024-11-09 05:34:57,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:57,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:34:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:34:58,321 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:34:58,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672692830] [2024-11-09 05:34:58,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672692830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:34:58,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:34:58,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:34:58,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487256495] [2024-11-09 05:34:58,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:34:58,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:34:58,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:34:58,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:34:58,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:34:58,323 INFO L87 Difference]: Start difference. First operand 1699 states and 3086 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:59,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:34:59,445 INFO L93 Difference]: Finished difference Result 1846 states and 3320 transitions. [2024-11-09 05:34:59,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:34:59,445 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:34:59,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:34:59,450 INFO L225 Difference]: With dead ends: 1846 [2024-11-09 05:34:59,450 INFO L226 Difference]: Without dead ends: 1796 [2024-11-09 05:34:59,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=108, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:34:59,451 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 219 mSDsluCounter, 529 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:34:59,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 719 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:34:59,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1796 states. [2024-11-09 05:34:59,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1796 to 1685. [2024-11-09 05:34:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1685 states, 1678 states have (on average 1.8224076281287247) internal successors, (3058), 1684 states have internal predecessors, (3058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:59,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1685 states and 3058 transitions. [2024-11-09 05:34:59,474 INFO L78 Accepts]: Start accepts. Automaton has 1685 states and 3058 transitions. Word has length 178 [2024-11-09 05:34:59,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:34:59,474 INFO L471 AbstractCegarLoop]: Abstraction has 1685 states and 3058 transitions. [2024-11-09 05:34:59,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:34:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3058 transitions. [2024-11-09 05:34:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:34:59,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:34:59,476 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:34:59,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-09 05:34:59,476 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:34:59,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:34:59,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1381695544, now seen corresponding path program 3 times [2024-11-09 05:34:59,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:34:59,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669374039] [2024-11-09 05:34:59,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:34:59,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:34:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:00,593 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:00,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669374039] [2024-11-09 05:35:00,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669374039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:00,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:00,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:00,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585102299] [2024-11-09 05:35:00,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:00,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:00,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:00,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:00,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:00,594 INFO L87 Difference]: Start difference. First operand 1685 states and 3058 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:01,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:01,484 INFO L93 Difference]: Finished difference Result 1880 states and 3415 transitions. [2024-11-09 05:35:01,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:01,485 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:01,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:01,489 INFO L225 Difference]: With dead ends: 1880 [2024-11-09 05:35:01,489 INFO L226 Difference]: Without dead ends: 1854 [2024-11-09 05:35:01,490 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:35:01,491 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 232 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:01,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 539 Invalid, 818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:01,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1854 states. [2024-11-09 05:35:01,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1854 to 1700. [2024-11-09 05:35:01,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1693 states have (on average 1.8239810986414648) internal successors, (3088), 1699 states have internal predecessors, (3088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:01,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 3088 transitions. [2024-11-09 05:35:01,515 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 3088 transitions. Word has length 178 [2024-11-09 05:35:01,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:01,515 INFO L471 AbstractCegarLoop]: Abstraction has 1700 states and 3088 transitions. [2024-11-09 05:35:01,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:01,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3088 transitions. [2024-11-09 05:35:01,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:01,517 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:01,517 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:01,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-09 05:35:01,518 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:01,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:01,518 INFO L85 PathProgramCache]: Analyzing trace with hash 2051553194, now seen corresponding path program 4 times [2024-11-09 05:35:01,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:01,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67463998] [2024-11-09 05:35:01,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:01,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:02,600 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:02,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67463998] [2024-11-09 05:35:02,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67463998] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:02,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:02,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:02,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050077716] [2024-11-09 05:35:02,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:02,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:02,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:02,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:02,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:02,602 INFO L87 Difference]: Start difference. First operand 1700 states and 3088 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:03,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:03,478 INFO L93 Difference]: Finished difference Result 1937 states and 3520 transitions. [2024-11-09 05:35:03,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:03,479 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:03,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:03,483 INFO L225 Difference]: With dead ends: 1937 [2024-11-09 05:35:03,483 INFO L226 Difference]: Without dead ends: 1910 [2024-11-09 05:35:03,484 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=108, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:35:03,484 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 247 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 701 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:03,484 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 504 Invalid, 754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 701 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:03,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2024-11-09 05:35:03,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1718. [2024-11-09 05:35:03,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1718 states, 1711 states have (on average 1.826417299824664) internal successors, (3125), 1717 states have internal predecessors, (3125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 3125 transitions. [2024-11-09 05:35:03,504 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 3125 transitions. Word has length 178 [2024-11-09 05:35:03,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:03,504 INFO L471 AbstractCegarLoop]: Abstraction has 1718 states and 3125 transitions. [2024-11-09 05:35:03,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:03,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3125 transitions. [2024-11-09 05:35:03,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:03,506 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:03,506 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:03,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-09 05:35:03,506 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:03,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:03,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1337328312, now seen corresponding path program 5 times [2024-11-09 05:35:03,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:03,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775796225] [2024-11-09 05:35:03,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:03,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:03,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:04,790 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:04,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775796225] [2024-11-09 05:35:04,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775796225] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:04,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:04,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:04,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332114686] [2024-11-09 05:35:04,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:04,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:04,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:04,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:04,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:04,792 INFO L87 Difference]: Start difference. First operand 1718 states and 3125 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:05,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:05,656 INFO L93 Difference]: Finished difference Result 1998 states and 3642 transitions. [2024-11-09 05:35:05,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:05,656 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:05,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:05,662 INFO L225 Difference]: With dead ends: 1998 [2024-11-09 05:35:05,663 INFO L226 Difference]: Without dead ends: 1970 [2024-11-09 05:35:05,664 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=92, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:35:05,664 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 245 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:05,665 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 576 Invalid, 905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:05,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1970 states. [2024-11-09 05:35:05,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1970 to 1738. [2024-11-09 05:35:05,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1738 states, 1731 states have (on average 1.829000577700751) internal successors, (3166), 1737 states have internal predecessors, (3166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1738 states and 3166 transitions. [2024-11-09 05:35:05,691 INFO L78 Accepts]: Start accepts. Automaton has 1738 states and 3166 transitions. Word has length 178 [2024-11-09 05:35:05,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:05,691 INFO L471 AbstractCegarLoop]: Abstraction has 1738 states and 3166 transitions. [2024-11-09 05:35:05,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:05,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3166 transitions. [2024-11-09 05:35:05,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:05,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:05,693 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:05,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-09 05:35:05,693 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:05,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:05,693 INFO L85 PathProgramCache]: Analyzing trace with hash 516951338, now seen corresponding path program 6 times [2024-11-09 05:35:05,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:05,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221753461] [2024-11-09 05:35:05,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:05,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:06,633 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:06,634 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:06,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221753461] [2024-11-09 05:35:06,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221753461] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:06,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:06,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:06,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861431369] [2024-11-09 05:35:06,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:06,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:06,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:06,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:06,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:06,636 INFO L87 Difference]: Start difference. First operand 1738 states and 3166 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:07,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:07,403 INFO L93 Difference]: Finished difference Result 1976 states and 3556 transitions. [2024-11-09 05:35:07,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:07,403 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:07,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:07,408 INFO L225 Difference]: With dead ends: 1976 [2024-11-09 05:35:07,409 INFO L226 Difference]: Without dead ends: 1948 [2024-11-09 05:35:07,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:35:07,410 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 287 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:07,410 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 540 Invalid, 835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:07,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1948 states. [2024-11-09 05:35:07,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1948 to 1673. [2024-11-09 05:35:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1673 states, 1666 states have (on average 1.819327731092437) internal successors, (3031), 1672 states have internal predecessors, (3031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:07,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1673 states and 3031 transitions. [2024-11-09 05:35:07,438 INFO L78 Accepts]: Start accepts. Automaton has 1673 states and 3031 transitions. Word has length 178 [2024-11-09 05:35:07,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:07,438 INFO L471 AbstractCegarLoop]: Abstraction has 1673 states and 3031 transitions. [2024-11-09 05:35:07,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:07,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3031 transitions. [2024-11-09 05:35:07,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:07,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:07,440 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:07,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-09 05:35:07,440 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:07,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:07,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1186797329, now seen corresponding path program 16 times [2024-11-09 05:35:07,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:07,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100966408] [2024-11-09 05:35:07,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:07,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:08,024 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:08,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100966408] [2024-11-09 05:35:08,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100966408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:08,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:08,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:08,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367495906] [2024-11-09 05:35:08,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:08,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:08,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:08,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:08,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:08,026 INFO L87 Difference]: Start difference. First operand 1673 states and 3031 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:08,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:08,720 INFO L93 Difference]: Finished difference Result 2003 states and 3581 transitions. [2024-11-09 05:35:08,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:35:08,721 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:08,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:08,725 INFO L225 Difference]: With dead ends: 2003 [2024-11-09 05:35:08,725 INFO L226 Difference]: Without dead ends: 1909 [2024-11-09 05:35:08,726 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:35:08,727 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 251 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 666 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:08,727 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 566 Invalid, 713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 666 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:35:08,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1909 states. [2024-11-09 05:35:08,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1909 to 1479. [2024-11-09 05:35:08,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1479 states, 1472 states have (on average 1.8057065217391304) internal successors, (2658), 1478 states have internal predecessors, (2658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:08,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1479 states and 2658 transitions. [2024-11-09 05:35:08,747 INFO L78 Accepts]: Start accepts. Automaton has 1479 states and 2658 transitions. Word has length 178 [2024-11-09 05:35:08,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:08,747 INFO L471 AbstractCegarLoop]: Abstraction has 1479 states and 2658 transitions. [2024-11-09 05:35:08,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:08,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2658 transitions. [2024-11-09 05:35:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:08,749 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:08,749 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:08,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-09 05:35:08,749 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:08,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:08,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1307847778, now seen corresponding path program 17 times [2024-11-09 05:35:08,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:08,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049204504] [2024-11-09 05:35:08,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:08,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:09,578 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:09,578 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:09,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049204504] [2024-11-09 05:35:09,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049204504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:09,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:09,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:09,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513878762] [2024-11-09 05:35:09,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:09,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:09,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:09,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:09,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:09,580 INFO L87 Difference]: Start difference. First operand 1479 states and 2658 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:10,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:10,299 INFO L93 Difference]: Finished difference Result 1861 states and 3367 transitions. [2024-11-09 05:35:10,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:10,299 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:10,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:10,304 INFO L225 Difference]: With dead ends: 1861 [2024-11-09 05:35:10,304 INFO L226 Difference]: Without dead ends: 1813 [2024-11-09 05:35:10,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:35:10,305 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 256 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:10,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 448 Invalid, 697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 643 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:35:10,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1813 states. [2024-11-09 05:35:10,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1813 to 1464. [2024-11-09 05:35:10,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1464 states, 1457 states have (on average 1.8037062457103639) internal successors, (2628), 1463 states have internal predecessors, (2628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1464 states and 2628 transitions. [2024-11-09 05:35:10,324 INFO L78 Accepts]: Start accepts. Automaton has 1464 states and 2628 transitions. Word has length 178 [2024-11-09 05:35:10,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:10,325 INFO L471 AbstractCegarLoop]: Abstraction has 1464 states and 2628 transitions. [2024-11-09 05:35:10,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:10,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2628 transitions. [2024-11-09 05:35:10,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:10,326 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:10,326 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:10,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-09 05:35:10,326 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:10,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:10,327 INFO L85 PathProgramCache]: Analyzing trace with hash 821973654, now seen corresponding path program 18 times [2024-11-09 05:35:10,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:10,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397955125] [2024-11-09 05:35:10,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:10,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:11,637 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:11,637 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:11,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397955125] [2024-11-09 05:35:11,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397955125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:11,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:11,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:11,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071797279] [2024-11-09 05:35:11,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:11,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:11,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:11,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:11,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:11,639 INFO L87 Difference]: Start difference. First operand 1464 states and 2628 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:12,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:12,461 INFO L93 Difference]: Finished difference Result 1815 states and 3277 transitions. [2024-11-09 05:35:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:12,461 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:12,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:12,466 INFO L225 Difference]: With dead ends: 1815 [2024-11-09 05:35:12,466 INFO L226 Difference]: Without dead ends: 1776 [2024-11-09 05:35:12,466 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:35:12,467 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 242 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:12,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 492 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 728 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:12,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2024-11-09 05:35:12,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1449. [2024-11-09 05:35:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1442 states have (on average 1.8016643550624134) internal successors, (2598), 1448 states have internal predecessors, (2598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 2598 transitions. [2024-11-09 05:35:12,485 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 2598 transitions. Word has length 178 [2024-11-09 05:35:12,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:12,485 INFO L471 AbstractCegarLoop]: Abstraction has 1449 states and 2598 transitions. [2024-11-09 05:35:12,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:12,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2598 transitions. [2024-11-09 05:35:12,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:12,487 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:12,487 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:12,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-09 05:35:12,487 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:12,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:12,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1439981000, now seen corresponding path program 19 times [2024-11-09 05:35:12,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:12,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483999689] [2024-11-09 05:35:12,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:12,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:13,729 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:13,729 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:13,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483999689] [2024-11-09 05:35:13,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483999689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:13,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:13,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:13,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096081411] [2024-11-09 05:35:13,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:13,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:13,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:13,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:13,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:13,731 INFO L87 Difference]: Start difference. First operand 1449 states and 2598 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:14,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:14,729 INFO L93 Difference]: Finished difference Result 1769 states and 3187 transitions. [2024-11-09 05:35:14,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:14,730 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:14,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:14,734 INFO L225 Difference]: With dead ends: 1769 [2024-11-09 05:35:14,734 INFO L226 Difference]: Without dead ends: 1739 [2024-11-09 05:35:14,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=150, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:35:14,735 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 234 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:14,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 501 Invalid, 812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:14,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1739 states. [2024-11-09 05:35:14,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1739 to 1434. [2024-11-09 05:35:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1434 states, 1427 states have (on average 1.7995795374912404) internal successors, (2568), 1433 states have internal predecessors, (2568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 2568 transitions. [2024-11-09 05:35:14,754 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 2568 transitions. Word has length 178 [2024-11-09 05:35:14,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:14,754 INFO L471 AbstractCegarLoop]: Abstraction has 1434 states and 2568 transitions. [2024-11-09 05:35:14,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:14,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2568 transitions. [2024-11-09 05:35:14,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:14,757 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:14,757 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:14,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-09 05:35:14,757 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:14,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:14,757 INFO L85 PathProgramCache]: Analyzing trace with hash 150880246, now seen corresponding path program 20 times [2024-11-09 05:35:14,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:14,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692814682] [2024-11-09 05:35:14,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:14,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:15,907 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:15,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692814682] [2024-11-09 05:35:15,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692814682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:15,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:15,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:15,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279092659] [2024-11-09 05:35:15,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:15,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:15,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:15,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:15,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:15,909 INFO L87 Difference]: Start difference. First operand 1434 states and 2568 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:16,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:16,917 INFO L93 Difference]: Finished difference Result 1719 states and 3099 transitions. [2024-11-09 05:35:16,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:16,917 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:16,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:16,921 INFO L225 Difference]: With dead ends: 1719 [2024-11-09 05:35:16,921 INFO L226 Difference]: Without dead ends: 1698 [2024-11-09 05:35:16,922 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:35:16,922 INFO L432 NwaCegarLoop]: 184 mSDtfsCounter, 221 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:16,922 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 548 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 850 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:16,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1698 states. [2024-11-09 05:35:16,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1698 to 1419. [2024-11-09 05:35:16,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1412 states have (on average 1.795325779036827) internal successors, (2535), 1418 states have internal predecessors, (2535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:16,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2535 transitions. [2024-11-09 05:35:16,946 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2535 transitions. Word has length 178 [2024-11-09 05:35:16,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:16,946 INFO L471 AbstractCegarLoop]: Abstraction has 1419 states and 2535 transitions. [2024-11-09 05:35:16,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2535 transitions. [2024-11-09 05:35:16,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:16,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:16,948 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:16,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-09 05:35:16,948 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:16,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:16,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1744137259, now seen corresponding path program 17 times [2024-11-09 05:35:16,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:16,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522077771] [2024-11-09 05:35:16,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:16,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:17,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:17,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522077771] [2024-11-09 05:35:17,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522077771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:17,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:17,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:17,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790950799] [2024-11-09 05:35:17,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:17,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:17,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:17,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:17,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:17,589 INFO L87 Difference]: Start difference. First operand 1419 states and 2535 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:18,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:18,499 INFO L93 Difference]: Finished difference Result 1819 states and 3210 transitions. [2024-11-09 05:35:18,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:18,500 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:18,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:18,504 INFO L225 Difference]: With dead ends: 1819 [2024-11-09 05:35:18,504 INFO L226 Difference]: Without dead ends: 1744 [2024-11-09 05:35:18,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=117, Invalid=189, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:35:18,505 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 223 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 820 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:18,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 505 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 820 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:18,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1744 states. [2024-11-09 05:35:18,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1744 to 1419. [2024-11-09 05:35:18,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1412 states have (on average 1.795325779036827) internal successors, (2535), 1418 states have internal predecessors, (2535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2535 transitions. [2024-11-09 05:35:18,527 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2535 transitions. Word has length 178 [2024-11-09 05:35:18,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:18,527 INFO L471 AbstractCegarLoop]: Abstraction has 1419 states and 2535 transitions. [2024-11-09 05:35:18,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2535 transitions. [2024-11-09 05:35:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:18,529 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:18,529 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:18,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-09 05:35:18,529 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:18,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:18,530 INFO L85 PathProgramCache]: Analyzing trace with hash -933182515, now seen corresponding path program 18 times [2024-11-09 05:35:18,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:18,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393776928] [2024-11-09 05:35:18,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:18,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:19,288 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:19,288 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:19,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393776928] [2024-11-09 05:35:19,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393776928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:19,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:19,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:19,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847647149] [2024-11-09 05:35:19,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:19,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:19,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:19,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:19,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:19,290 INFO L87 Difference]: Start difference. First operand 1419 states and 2535 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:20,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:20,096 INFO L93 Difference]: Finished difference Result 1727 states and 3050 transitions. [2024-11-09 05:35:20,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 05:35:20,096 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:20,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:20,100 INFO L225 Difference]: With dead ends: 1727 [2024-11-09 05:35:20,100 INFO L226 Difference]: Without dead ends: 1661 [2024-11-09 05:35:20,101 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:35:20,101 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 207 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 698 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:20,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 430 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 698 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:20,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2024-11-09 05:35:20,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 1419. [2024-11-09 05:35:20,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 1412 states have (on average 1.7946175637393769) internal successors, (2534), 1418 states have internal predecessors, (2534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:20,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 2534 transitions. [2024-11-09 05:35:20,119 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 2534 transitions. Word has length 178 [2024-11-09 05:35:20,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:20,119 INFO L471 AbstractCegarLoop]: Abstraction has 1419 states and 2534 transitions. [2024-11-09 05:35:20,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:20,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2534 transitions. [2024-11-09 05:35:20,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:20,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:20,121 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:20,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-09 05:35:20,121 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:20,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:20,121 INFO L85 PathProgramCache]: Analyzing trace with hash -242628309, now seen corresponding path program 19 times [2024-11-09 05:35:20,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:20,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242573751] [2024-11-09 05:35:20,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:20,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:20,888 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:20,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242573751] [2024-11-09 05:35:20,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242573751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:20,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:20,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:20,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828470884] [2024-11-09 05:35:20,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:20,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:20,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:20,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:20,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:20,889 INFO L87 Difference]: Start difference. First operand 1419 states and 2534 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:21,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:21,782 INFO L93 Difference]: Finished difference Result 1661 states and 2943 transitions. [2024-11-09 05:35:21,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 05:35:21,783 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:21,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:21,786 INFO L225 Difference]: With dead ends: 1661 [2024-11-09 05:35:21,787 INFO L226 Difference]: Without dead ends: 1616 [2024-11-09 05:35:21,787 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:35:21,787 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 214 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:21,788 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 434 Invalid, 777 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:21,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1616 states. [2024-11-09 05:35:21,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1616 to 1417. [2024-11-09 05:35:21,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1417 states, 1410 states have (on average 1.7950354609929078) internal successors, (2531), 1416 states have internal predecessors, (2531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:21,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 2531 transitions. [2024-11-09 05:35:21,807 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 2531 transitions. Word has length 178 [2024-11-09 05:35:21,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:21,807 INFO L471 AbstractCegarLoop]: Abstraction has 1417 states and 2531 transitions. [2024-11-09 05:35:21,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2531 transitions. [2024-11-09 05:35:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:21,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:21,810 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:21,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-09 05:35:21,810 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:21,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:21,811 INFO L85 PathProgramCache]: Analyzing trace with hash 2064857159, now seen corresponding path program 20 times [2024-11-09 05:35:21,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:21,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339232392] [2024-11-09 05:35:21,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:21,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:22,483 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:22,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339232392] [2024-11-09 05:35:22,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339232392] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:22,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:22,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:35:22,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346431451] [2024-11-09 05:35:22,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:22,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:35:22,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:22,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:35:22,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:35:22,485 INFO L87 Difference]: Start difference. First operand 1417 states and 2531 transitions. Second operand has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:23,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:23,262 INFO L93 Difference]: Finished difference Result 1749 states and 3076 transitions. [2024-11-09 05:35:23,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:23,262 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:23,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:23,267 INFO L225 Difference]: With dead ends: 1749 [2024-11-09 05:35:23,267 INFO L226 Difference]: Without dead ends: 1665 [2024-11-09 05:35:23,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=169, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:35:23,268 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 227 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 593 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:23,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 399 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 593 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:35:23,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1665 states. [2024-11-09 05:35:23,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1665 to 1350. [2024-11-09 05:35:23,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1350 states, 1343 states have (on average 1.781831720029784) internal successors, (2393), 1349 states have internal predecessors, (2393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 2393 transitions. [2024-11-09 05:35:23,286 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 2393 transitions. Word has length 178 [2024-11-09 05:35:23,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:23,286 INFO L471 AbstractCegarLoop]: Abstraction has 1350 states and 2393 transitions. [2024-11-09 05:35:23,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.777777777777779) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:23,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2393 transitions. [2024-11-09 05:35:23,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:23,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:23,288 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:23,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-09 05:35:23,288 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:23,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:23,289 INFO L85 PathProgramCache]: Analyzing trace with hash 2002839031, now seen corresponding path program 7 times [2024-11-09 05:35:23,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:23,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987366043] [2024-11-09 05:35:23,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:23,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:23,934 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:23,934 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:23,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987366043] [2024-11-09 05:35:23,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987366043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:23,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:23,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:23,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851744139] [2024-11-09 05:35:23,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:23,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:23,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:23,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:23,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:23,936 INFO L87 Difference]: Start difference. First operand 1350 states and 2393 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:24,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:24,741 INFO L93 Difference]: Finished difference Result 1615 states and 2873 transitions. [2024-11-09 05:35:24,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:35:24,741 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:24,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:24,746 INFO L225 Difference]: With dead ends: 1615 [2024-11-09 05:35:24,746 INFO L226 Difference]: Without dead ends: 1556 [2024-11-09 05:35:24,746 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=170, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:35:24,747 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 193 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 802 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:24,747 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 659 Invalid, 836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 802 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:24,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2024-11-09 05:35:24,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1240. [2024-11-09 05:35:24,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1240 states, 1235 states have (on average 1.7716599190283402) internal successors, (2188), 1239 states have internal predecessors, (2188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1240 states and 2188 transitions. [2024-11-09 05:35:24,764 INFO L78 Accepts]: Start accepts. Automaton has 1240 states and 2188 transitions. Word has length 178 [2024-11-09 05:35:24,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:24,764 INFO L471 AbstractCegarLoop]: Abstraction has 1240 states and 2188 transitions. [2024-11-09 05:35:24,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:24,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2188 transitions. [2024-11-09 05:35:24,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:24,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:24,766 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:24,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-09 05:35:24,767 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:24,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:24,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1909423164, now seen corresponding path program 21 times [2024-11-09 05:35:24,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:24,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735350621] [2024-11-09 05:35:24,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:24,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:25,364 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:25,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735350621] [2024-11-09 05:35:25,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735350621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:25,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:25,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:25,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731543334] [2024-11-09 05:35:25,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:25,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:25,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:25,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:25,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:25,366 INFO L87 Difference]: Start difference. First operand 1240 states and 2188 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:26,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:26,139 INFO L93 Difference]: Finished difference Result 1673 states and 2986 transitions. [2024-11-09 05:35:26,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:35:26,140 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:26,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:26,144 INFO L225 Difference]: With dead ends: 1673 [2024-11-09 05:35:26,144 INFO L226 Difference]: Without dead ends: 1625 [2024-11-09 05:35:26,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:26,145 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 336 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 757 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:26,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 551 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 757 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:35:26,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1625 states. [2024-11-09 05:35:26,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1625 to 1284. [2024-11-09 05:35:26,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1284 states, 1279 states have (on average 1.7787333854573886) internal successors, (2275), 1283 states have internal predecessors, (2275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 2275 transitions. [2024-11-09 05:35:26,161 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 2275 transitions. Word has length 178 [2024-11-09 05:35:26,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:26,161 INFO L471 AbstractCegarLoop]: Abstraction has 1284 states and 2275 transitions. [2024-11-09 05:35:26,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:26,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2275 transitions. [2024-11-09 05:35:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:26,162 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:26,163 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:26,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-09 05:35:26,163 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:26,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:26,163 INFO L85 PathProgramCache]: Analyzing trace with hash 946018978, now seen corresponding path program 7 times [2024-11-09 05:35:26,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:26,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007076188] [2024-11-09 05:35:26,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:26,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:27,117 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:27,117 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:27,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007076188] [2024-11-09 05:35:27,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007076188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:27,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:27,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:27,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150893188] [2024-11-09 05:35:27,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:27,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:27,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:27,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:27,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:27,119 INFO L87 Difference]: Start difference. First operand 1284 states and 2275 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:27,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:27,838 INFO L93 Difference]: Finished difference Result 1557 states and 2767 transitions. [2024-11-09 05:35:27,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:35:27,838 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:27,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:27,842 INFO L225 Difference]: With dead ends: 1557 [2024-11-09 05:35:27,842 INFO L226 Difference]: Without dead ends: 1529 [2024-11-09 05:35:27,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=198, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:35:27,843 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 288 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:27,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 483 Invalid, 691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 652 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:35:27,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2024-11-09 05:35:27,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1229. [2024-11-09 05:35:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1229 states, 1225 states have (on average 1.7746938775510204) internal successors, (2174), 1228 states have internal predecessors, (2174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:27,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1229 states and 2174 transitions. [2024-11-09 05:35:27,859 INFO L78 Accepts]: Start accepts. Automaton has 1229 states and 2174 transitions. Word has length 178 [2024-11-09 05:35:27,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:27,859 INFO L471 AbstractCegarLoop]: Abstraction has 1229 states and 2174 transitions. [2024-11-09 05:35:27,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2174 transitions. [2024-11-09 05:35:27,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:27,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:27,861 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:27,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-09 05:35:27,861 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:27,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:27,861 INFO L85 PathProgramCache]: Analyzing trace with hash -757729689, now seen corresponding path program 21 times [2024-11-09 05:35:27,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:27,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782423566] [2024-11-09 05:35:27,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:27,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:28,451 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:28,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782423566] [2024-11-09 05:35:28,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782423566] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:28,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:28,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:28,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349744544] [2024-11-09 05:35:28,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:28,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:28,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:28,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:28,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:28,453 INFO L87 Difference]: Start difference. First operand 1229 states and 2174 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:29,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:29,159 INFO L93 Difference]: Finished difference Result 1668 states and 2952 transitions. [2024-11-09 05:35:29,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:35:29,160 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:29,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:29,164 INFO L225 Difference]: With dead ends: 1668 [2024-11-09 05:35:29,164 INFO L226 Difference]: Without dead ends: 1574 [2024-11-09 05:35:29,165 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=136, Invalid=284, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:35:29,166 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 236 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:29,166 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 495 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:35:29,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1574 states. [2024-11-09 05:35:29,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1574 to 1031. [2024-11-09 05:35:29,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 1027 states have (on average 1.7497565725413826) internal successors, (1797), 1030 states have internal predecessors, (1797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1797 transitions. [2024-11-09 05:35:29,189 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1797 transitions. Word has length 178 [2024-11-09 05:35:29,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:29,189 INFO L471 AbstractCegarLoop]: Abstraction has 1031 states and 1797 transitions. [2024-11-09 05:35:29,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:29,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1797 transitions. [2024-11-09 05:35:29,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:29,190 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:29,191 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:29,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-09 05:35:29,191 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:29,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:29,191 INFO L85 PathProgramCache]: Analyzing trace with hash 1495266952, now seen corresponding path program 22 times [2024-11-09 05:35:29,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:29,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912682027] [2024-11-09 05:35:29,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:29,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:30,051 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:30,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912682027] [2024-11-09 05:35:30,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912682027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:30,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:30,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:30,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665295398] [2024-11-09 05:35:30,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:30,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:30,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:30,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:30,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:30,052 INFO L87 Difference]: Start difference. First operand 1031 states and 1797 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:30,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:30,998 INFO L93 Difference]: Finished difference Result 1695 states and 3037 transitions. [2024-11-09 05:35:30,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:35:30,998 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:30,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:31,002 INFO L225 Difference]: With dead ends: 1695 [2024-11-09 05:35:31,002 INFO L226 Difference]: Without dead ends: 1647 [2024-11-09 05:35:31,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=224, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:31,004 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 244 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 1020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:31,004 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 652 Invalid, 1020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:31,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2024-11-09 05:35:31,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1032. [2024-11-09 05:35:31,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1032 states, 1028 states have (on average 1.75) internal successors, (1799), 1031 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1799 transitions. [2024-11-09 05:35:31,019 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1799 transitions. Word has length 178 [2024-11-09 05:35:31,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:31,020 INFO L471 AbstractCegarLoop]: Abstraction has 1032 states and 1799 transitions. [2024-11-09 05:35:31,020 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1799 transitions. [2024-11-09 05:35:31,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:31,022 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:31,022 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:31,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-09 05:35:31,022 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:31,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:31,022 INFO L85 PathProgramCache]: Analyzing trace with hash -669878912, now seen corresponding path program 23 times [2024-11-09 05:35:31,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:31,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856527489] [2024-11-09 05:35:31,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:31,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:32,150 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:32,150 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:32,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856527489] [2024-11-09 05:35:32,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856527489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:32,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:32,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:32,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492854376] [2024-11-09 05:35:32,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:32,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:32,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:32,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:32,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:32,152 INFO L87 Difference]: Start difference. First operand 1032 states and 1799 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:33,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:33,084 INFO L93 Difference]: Finished difference Result 1621 states and 2893 transitions. [2024-11-09 05:35:33,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:35:33,085 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:33,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:33,089 INFO L225 Difference]: With dead ends: 1621 [2024-11-09 05:35:33,089 INFO L226 Difference]: Without dead ends: 1582 [2024-11-09 05:35:33,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:33,090 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 237 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 832 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 832 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:33,090 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 579 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 832 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:33,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2024-11-09 05:35:33,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1033. [2024-11-09 05:35:33,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 1029 states have (on average 1.750242954324587) internal successors, (1801), 1032 states have internal predecessors, (1801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:33,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1801 transitions. [2024-11-09 05:35:33,107 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1801 transitions. Word has length 178 [2024-11-09 05:35:33,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:33,108 INFO L471 AbstractCegarLoop]: Abstraction has 1033 states and 1801 transitions. [2024-11-09 05:35:33,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:33,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1801 transitions. [2024-11-09 05:35:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:33,110 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:33,111 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:33,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-09 05:35:33,111 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:33,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:33,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1363133730, now seen corresponding path program 24 times [2024-11-09 05:35:33,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:33,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153992526] [2024-11-09 05:35:33,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:33,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:34,643 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:34,643 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:34,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153992526] [2024-11-09 05:35:34,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153992526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:34,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:34,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:34,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899573892] [2024-11-09 05:35:34,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:34,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:34,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:34,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:34,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:34,645 INFO L87 Difference]: Start difference. First operand 1033 states and 1801 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:35,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:35,520 INFO L93 Difference]: Finished difference Result 1547 states and 2749 transitions. [2024-11-09 05:35:35,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:35:35,520 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:35,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:35,524 INFO L225 Difference]: With dead ends: 1547 [2024-11-09 05:35:35,524 INFO L226 Difference]: Without dead ends: 1517 [2024-11-09 05:35:35,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:35,525 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 292 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:35,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 513 Invalid, 792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:35,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1517 states. [2024-11-09 05:35:35,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1517 to 1034. [2024-11-09 05:35:35,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1034 states, 1030 states have (on average 1.750485436893204) internal successors, (1803), 1033 states have internal predecessors, (1803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:35,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1803 transitions. [2024-11-09 05:35:35,540 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1803 transitions. Word has length 178 [2024-11-09 05:35:35,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:35,541 INFO L471 AbstractCegarLoop]: Abstraction has 1034 states and 1803 transitions. [2024-11-09 05:35:35,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:35,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1803 transitions. [2024-11-09 05:35:35,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:35,542 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:35,542 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:35,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-09 05:35:35,542 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:35,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:35,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1340972320, now seen corresponding path program 25 times [2024-11-09 05:35:35,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:35,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778737133] [2024-11-09 05:35:35,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:35,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:36,741 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:36,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778737133] [2024-11-09 05:35:36,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778737133] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:36,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:36,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:36,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724889105] [2024-11-09 05:35:36,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:36,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:36,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:36,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:36,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:36,743 INFO L87 Difference]: Start difference. First operand 1034 states and 1803 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:37,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:37,643 INFO L93 Difference]: Finished difference Result 1465 states and 2599 transitions. [2024-11-09 05:35:37,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:37,643 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:37,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:37,648 INFO L225 Difference]: With dead ends: 1465 [2024-11-09 05:35:37,648 INFO L226 Difference]: Without dead ends: 1444 [2024-11-09 05:35:37,649 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:37,649 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 223 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 786 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:37,649 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 537 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 786 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:37,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2024-11-09 05:35:37,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1035. [2024-11-09 05:35:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1035 states, 1031 states have (on average 1.7507274490785645) internal successors, (1805), 1034 states have internal predecessors, (1805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:37,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1805 transitions. [2024-11-09 05:35:37,669 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1805 transitions. Word has length 178 [2024-11-09 05:35:37,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:37,669 INFO L471 AbstractCegarLoop]: Abstraction has 1035 states and 1805 transitions. [2024-11-09 05:35:37,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:37,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1805 transitions. [2024-11-09 05:35:37,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:37,671 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:37,671 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:37,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-09 05:35:37,672 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:37,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:37,672 INFO L85 PathProgramCache]: Analyzing trace with hash 252284693, now seen corresponding path program 22 times [2024-11-09 05:35:37,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:37,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349698625] [2024-11-09 05:35:37,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:37,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:38,306 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:38,307 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:38,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349698625] [2024-11-09 05:35:38,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349698625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:38,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:38,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:38,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874768759] [2024-11-09 05:35:38,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:38,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:38,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:38,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:38,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:38,309 INFO L87 Difference]: Start difference. First operand 1035 states and 1805 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:39,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:39,178 INFO L93 Difference]: Finished difference Result 1637 states and 2838 transitions. [2024-11-09 05:35:39,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:35:39,179 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:39,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:39,182 INFO L225 Difference]: With dead ends: 1637 [2024-11-09 05:35:39,183 INFO L226 Difference]: Without dead ends: 1562 [2024-11-09 05:35:39,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=166, Invalid=340, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:35:39,184 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 307 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:39,184 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 505 Invalid, 803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:39,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1562 states. [2024-11-09 05:35:39,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1562 to 1037. [2024-11-09 05:35:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1037 states, 1033 states have (on average 1.7512100677637947) internal successors, (1809), 1036 states have internal predecessors, (1809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:39,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1809 transitions. [2024-11-09 05:35:39,207 INFO L78 Accepts]: Start accepts. Automaton has 1037 states and 1809 transitions. Word has length 178 [2024-11-09 05:35:39,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:39,207 INFO L471 AbstractCegarLoop]: Abstraction has 1037 states and 1809 transitions. [2024-11-09 05:35:39,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:39,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1809 transitions. [2024-11-09 05:35:39,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:39,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:39,210 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:39,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-09 05:35:39,210 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:39,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:39,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1869932215, now seen corresponding path program 23 times [2024-11-09 05:35:39,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:39,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923197585] [2024-11-09 05:35:39,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:39,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:39,923 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:39,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923197585] [2024-11-09 05:35:39,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923197585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:39,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:39,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:39,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720956273] [2024-11-09 05:35:39,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:39,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:39,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:39,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:39,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:39,924 INFO L87 Difference]: Start difference. First operand 1037 states and 1809 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:40,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:40,768 INFO L93 Difference]: Finished difference Result 1551 states and 2701 transitions. [2024-11-09 05:35:40,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:35:40,768 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:40,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:40,773 INFO L225 Difference]: With dead ends: 1551 [2024-11-09 05:35:40,773 INFO L226 Difference]: Without dead ends: 1485 [2024-11-09 05:35:40,773 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:40,774 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 287 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:40,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 473 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 685 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:40,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1485 states. [2024-11-09 05:35:40,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1485 to 1038. [2024-11-09 05:35:40,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1038 states, 1034 states have (on average 1.7504835589941974) internal successors, (1810), 1037 states have internal predecessors, (1810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1810 transitions. [2024-11-09 05:35:40,791 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1810 transitions. Word has length 178 [2024-11-09 05:35:40,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:40,792 INFO L471 AbstractCegarLoop]: Abstraction has 1038 states and 1810 transitions. [2024-11-09 05:35:40,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:40,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1810 transitions. [2024-11-09 05:35:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:40,793 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:40,794 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:40,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-09 05:35:40,794 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:40,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:40,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1734480875, now seen corresponding path program 24 times [2024-11-09 05:35:40,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:40,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083061736] [2024-11-09 05:35:40,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:40,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:41,556 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:41,556 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:41,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083061736] [2024-11-09 05:35:41,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083061736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:41,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:41,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:41,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511411925] [2024-11-09 05:35:41,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:41,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:41,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:41,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:41,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:41,559 INFO L87 Difference]: Start difference. First operand 1038 states and 1810 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:42,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:42,407 INFO L93 Difference]: Finished difference Result 1485 states and 2594 transitions. [2024-11-09 05:35:42,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:42,408 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:42,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:42,412 INFO L225 Difference]: With dead ends: 1485 [2024-11-09 05:35:42,412 INFO L226 Difference]: Without dead ends: 1440 [2024-11-09 05:35:42,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:42,413 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 251 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 650 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:42,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 438 Invalid, 704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 650 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:35:42,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1440 states. [2024-11-09 05:35:42,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1440 to 1036. [2024-11-09 05:35:42,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1036 states, 1032 states have (on average 1.750968992248062) internal successors, (1807), 1035 states have internal predecessors, (1807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:42,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1807 transitions. [2024-11-09 05:35:42,427 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1807 transitions. Word has length 178 [2024-11-09 05:35:42,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:42,427 INFO L471 AbstractCegarLoop]: Abstraction has 1036 states and 1807 transitions. [2024-11-09 05:35:42,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:42,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1807 transitions. [2024-11-09 05:35:42,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:42,428 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:42,429 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:42,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-09 05:35:42,429 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:42,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:42,429 INFO L85 PathProgramCache]: Analyzing trace with hash 573004593, now seen corresponding path program 25 times [2024-11-09 05:35:42,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:42,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273249828] [2024-11-09 05:35:42,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:42,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:43,243 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:43,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273249828] [2024-11-09 05:35:43,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273249828] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:43,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:43,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:43,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481729826] [2024-11-09 05:35:43,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:43,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:43,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:43,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:43,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:43,244 INFO L87 Difference]: Start difference. First operand 1036 states and 1807 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:44,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:44,110 INFO L93 Difference]: Finished difference Result 1539 states and 2667 transitions. [2024-11-09 05:35:44,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:35:44,110 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:44,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:44,114 INFO L225 Difference]: With dead ends: 1539 [2024-11-09 05:35:44,114 INFO L226 Difference]: Without dead ends: 1455 [2024-11-09 05:35:44,115 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=163, Invalid=343, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:35:44,115 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 277 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 720 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:44,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 511 Invalid, 801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 720 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:35:44,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1455 states. [2024-11-09 05:35:44,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1455 to 1024. [2024-11-09 05:35:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1024 states, 1020 states have (on average 1.7480392156862745) internal successors, (1783), 1023 states have internal predecessors, (1783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1783 transitions. [2024-11-09 05:35:44,132 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1783 transitions. Word has length 178 [2024-11-09 05:35:44,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:44,132 INFO L471 AbstractCegarLoop]: Abstraction has 1024 states and 1783 transitions. [2024-11-09 05:35:44,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1783 transitions. [2024-11-09 05:35:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:44,134 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:44,134 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:44,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-09 05:35:44,134 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:44,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:44,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1901164672, now seen corresponding path program 26 times [2024-11-09 05:35:44,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:44,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830161894] [2024-11-09 05:35:44,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:44,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:44,944 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:44,945 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:44,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830161894] [2024-11-09 05:35:44,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830161894] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:44,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:44,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:44,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165775739] [2024-11-09 05:35:44,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:44,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:44,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:44,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:44,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:44,946 INFO L87 Difference]: Start difference. First operand 1024 states and 1783 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:45,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:45,733 INFO L93 Difference]: Finished difference Result 1419 states and 2531 transitions. [2024-11-09 05:35:45,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:35:45,734 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:45,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:45,738 INFO L225 Difference]: With dead ends: 1419 [2024-11-09 05:35:45,738 INFO L226 Difference]: Without dead ends: 1371 [2024-11-09 05:35:45,739 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:45,739 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 265 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:45,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 508 Invalid, 700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:35:45,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1371 states. [2024-11-09 05:35:45,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1371 to 1033. [2024-11-09 05:35:45,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 1029 states have (on average 1.750242954324587) internal successors, (1801), 1032 states have internal predecessors, (1801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:45,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1801 transitions. [2024-11-09 05:35:45,761 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1801 transitions. Word has length 178 [2024-11-09 05:35:45,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:45,762 INFO L471 AbstractCegarLoop]: Abstraction has 1033 states and 1801 transitions. [2024-11-09 05:35:45,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1801 transitions. [2024-11-09 05:35:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:45,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:45,763 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:45,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-09 05:35:45,764 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:45,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:45,764 INFO L85 PathProgramCache]: Analyzing trace with hash 228656760, now seen corresponding path program 27 times [2024-11-09 05:35:45,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:45,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338921215] [2024-11-09 05:35:45,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:45,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:46,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:46,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338921215] [2024-11-09 05:35:46,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338921215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:46,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:46,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:46,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30943551] [2024-11-09 05:35:46,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:46,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:46,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:46,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:46,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:46,838 INFO L87 Difference]: Start difference. First operand 1033 states and 1801 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:47,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:47,973 INFO L93 Difference]: Finished difference Result 1582 states and 2841 transitions. [2024-11-09 05:35:47,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:35:47,973 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:47,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:47,977 INFO L225 Difference]: With dead ends: 1582 [2024-11-09 05:35:47,977 INFO L226 Difference]: Without dead ends: 1543 [2024-11-09 05:35:47,978 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:47,979 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 195 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 1044 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 721 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 1044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:47,979 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 721 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1044 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:35:47,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1543 states. [2024-11-09 05:35:47,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1543 to 1034. [2024-11-09 05:35:47,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1034 states, 1030 states have (on average 1.750485436893204) internal successors, (1803), 1033 states have internal predecessors, (1803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1803 transitions. [2024-11-09 05:35:48,004 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1803 transitions. Word has length 178 [2024-11-09 05:35:48,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:48,005 INFO L471 AbstractCegarLoop]: Abstraction has 1034 states and 1803 transitions. [2024-11-09 05:35:48,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:48,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1803 transitions. [2024-11-09 05:35:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:48,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:48,007 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:48,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-09 05:35:48,007 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:48,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:48,007 INFO L85 PathProgramCache]: Analyzing trace with hash -2033297894, now seen corresponding path program 28 times [2024-11-09 05:35:48,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:48,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220850637] [2024-11-09 05:35:48,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:48,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:49,329 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:49,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220850637] [2024-11-09 05:35:49,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220850637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:49,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:49,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:49,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025455267] [2024-11-09 05:35:49,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:49,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:49,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:49,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:49,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:49,330 INFO L87 Difference]: Start difference. First operand 1034 states and 1803 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:50,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:50,323 INFO L93 Difference]: Finished difference Result 1508 states and 2697 transitions. [2024-11-09 05:35:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:35:50,323 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:50,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:50,327 INFO L225 Difference]: With dead ends: 1508 [2024-11-09 05:35:50,327 INFO L226 Difference]: Without dead ends: 1478 [2024-11-09 05:35:50,328 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:50,328 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 246 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 586 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:50,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 586 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:50,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2024-11-09 05:35:50,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 1035. [2024-11-09 05:35:50,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1035 states, 1031 states have (on average 1.7507274490785645) internal successors, (1805), 1034 states have internal predecessors, (1805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:50,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1805 transitions. [2024-11-09 05:35:50,343 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1805 transitions. Word has length 178 [2024-11-09 05:35:50,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:50,344 INFO L471 AbstractCegarLoop]: Abstraction has 1035 states and 1805 transitions. [2024-11-09 05:35:50,344 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:50,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1805 transitions. [2024-11-09 05:35:50,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:50,345 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:50,345 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:50,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-09 05:35:50,345 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:50,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:50,346 INFO L85 PathProgramCache]: Analyzing trace with hash -442436648, now seen corresponding path program 29 times [2024-11-09 05:35:50,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:50,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022179380] [2024-11-09 05:35:50,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:50,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:51,508 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:51,509 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:51,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022179380] [2024-11-09 05:35:51,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022179380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:51,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:51,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:51,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473317554] [2024-11-09 05:35:51,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:51,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:51,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:51,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:51,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:51,510 INFO L87 Difference]: Start difference. First operand 1035 states and 1805 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:52,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:52,528 INFO L93 Difference]: Finished difference Result 1426 states and 2547 transitions. [2024-11-09 05:35:52,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:52,529 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:52,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:52,535 INFO L225 Difference]: With dead ends: 1426 [2024-11-09 05:35:52,535 INFO L226 Difference]: Without dead ends: 1405 [2024-11-09 05:35:52,536 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:52,536 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 229 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:52,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 575 Invalid, 874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:52,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1405 states. [2024-11-09 05:35:52,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1405 to 1032. [2024-11-09 05:35:52,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1032 states, 1028 states have (on average 1.75) internal successors, (1799), 1031 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1799 transitions. [2024-11-09 05:35:52,560 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1799 transitions. Word has length 178 [2024-11-09 05:35:52,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:52,561 INFO L471 AbstractCegarLoop]: Abstraction has 1032 states and 1799 transitions. [2024-11-09 05:35:52,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:52,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1799 transitions. [2024-11-09 05:35:52,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:52,563 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:52,563 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:52,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-09 05:35:52,563 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:52,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:52,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1363738342, now seen corresponding path program 30 times [2024-11-09 05:35:52,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:52,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858780331] [2024-11-09 05:35:52,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:52,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:53,760 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:53,761 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:53,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858780331] [2024-11-09 05:35:53,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858780331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:53,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:53,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:53,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11019947] [2024-11-09 05:35:53,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:53,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:53,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:53,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:53,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:53,762 INFO L87 Difference]: Start difference. First operand 1032 states and 1799 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:54,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:54,769 INFO L93 Difference]: Finished difference Result 1343 states and 2383 transitions. [2024-11-09 05:35:54,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:35:54,769 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:54,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:54,774 INFO L225 Difference]: With dead ends: 1343 [2024-11-09 05:35:54,774 INFO L226 Difference]: Without dead ends: 1304 [2024-11-09 05:35:54,775 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=219, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:54,775 INFO L432 NwaCegarLoop]: 217 mSDtfsCounter, 196 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 994 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 753 SdHoareTripleChecker+Invalid, 1061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:54,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 753 Invalid, 1061 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 994 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:54,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1304 states. [2024-11-09 05:35:54,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1304 to 1041. [2024-11-09 05:35:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 1037 states have (on average 1.7521697203471553) internal successors, (1817), 1040 states have internal predecessors, (1817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1817 transitions. [2024-11-09 05:35:54,793 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1817 transitions. Word has length 178 [2024-11-09 05:35:54,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:54,793 INFO L471 AbstractCegarLoop]: Abstraction has 1041 states and 1817 transitions. [2024-11-09 05:35:54,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:54,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1817 transitions. [2024-11-09 05:35:54,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:54,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:54,795 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:54,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-09 05:35:54,795 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:54,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:54,796 INFO L85 PathProgramCache]: Analyzing trace with hash -898216312, now seen corresponding path program 31 times [2024-11-09 05:35:54,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:54,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530125137] [2024-11-09 05:35:54,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:54,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:55,968 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:55,968 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:55,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530125137] [2024-11-09 05:35:55,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530125137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:55,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:55,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:55,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773466915] [2024-11-09 05:35:55,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:55,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:55,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:55,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:55,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:55,970 INFO L87 Difference]: Start difference. First operand 1041 states and 1817 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:56,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:56,972 INFO L93 Difference]: Finished difference Result 1457 states and 2597 transitions. [2024-11-09 05:35:56,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:35:56,973 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:56,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:56,978 INFO L225 Difference]: With dead ends: 1457 [2024-11-09 05:35:56,978 INFO L226 Difference]: Without dead ends: 1427 [2024-11-09 05:35:56,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=220, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:56,979 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 258 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:56,979 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 570 Invalid, 814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 746 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:56,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1427 states. [2024-11-09 05:35:56,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1427 to 1042. [2024-11-09 05:35:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 1038 states have (on average 1.752408477842004) internal successors, (1819), 1041 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1819 transitions. [2024-11-09 05:35:56,994 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1819 transitions. Word has length 178 [2024-11-09 05:35:56,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:56,995 INFO L471 AbstractCegarLoop]: Abstraction has 1042 states and 1819 transitions. [2024-11-09 05:35:56,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:56,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1819 transitions. [2024-11-09 05:35:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:56,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:56,996 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:56,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-09 05:35:56,996 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:56,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:56,997 INFO L85 PathProgramCache]: Analyzing trace with hash 692644934, now seen corresponding path program 32 times [2024-11-09 05:35:56,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:56,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321976937] [2024-11-09 05:35:56,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:56,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:35:58,257 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:35:58,257 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:35:58,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321976937] [2024-11-09 05:35:58,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321976937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:35:58,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:35:58,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:35:58,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879475211] [2024-11-09 05:35:58,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:35:58,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:35:58,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:35:58,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:35:58,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:35:58,259 INFO L87 Difference]: Start difference. First operand 1042 states and 1819 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:59,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:35:59,298 INFO L93 Difference]: Finished difference Result 1375 states and 2447 transitions. [2024-11-09 05:35:59,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:35:59,298 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:35:59,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:35:59,302 INFO L225 Difference]: With dead ends: 1375 [2024-11-09 05:35:59,302 INFO L226 Difference]: Without dead ends: 1354 [2024-11-09 05:35:59,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:35:59,303 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 218 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 672 SdHoareTripleChecker+Invalid, 1008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:35:59,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 672 Invalid, 1008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:35:59,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2024-11-09 05:35:59,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1040. [2024-11-09 05:35:59,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1040 states, 1036 states have (on average 1.751930501930502) internal successors, (1815), 1039 states have internal predecessors, (1815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1815 transitions. [2024-11-09 05:35:59,317 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1815 transitions. Word has length 178 [2024-11-09 05:35:59,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:35:59,318 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1815 transitions. [2024-11-09 05:35:59,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:35:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1815 transitions. [2024-11-09 05:35:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:35:59,319 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:35:59,319 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:35:59,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-09 05:35:59,319 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:35:59,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:35:59,320 INFO L85 PathProgramCache]: Analyzing trace with hash -22452540, now seen corresponding path program 33 times [2024-11-09 05:35:59,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:35:59,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945558515] [2024-11-09 05:35:59,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:35:59,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:35:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:00,403 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:00,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945558515] [2024-11-09 05:36:00,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945558515] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:00,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:00,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:00,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503205418] [2024-11-09 05:36:00,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:00,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:00,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:00,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:00,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:00,405 INFO L87 Difference]: Start difference. First operand 1040 states and 1815 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:01,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:01,245 INFO L93 Difference]: Finished difference Result 1267 states and 2235 transitions. [2024-11-09 05:36:01,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:36:01,246 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:01,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:01,249 INFO L225 Difference]: With dead ends: 1267 [2024-11-09 05:36:01,249 INFO L226 Difference]: Without dead ends: 1237 [2024-11-09 05:36:01,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=216, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:36:01,250 INFO L432 NwaCegarLoop]: 221 mSDtfsCounter, 245 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:01,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 606 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:36:01,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1237 states. [2024-11-09 05:36:01,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1237 to 1049. [2024-11-09 05:36:01,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1049 states, 1045 states have (on average 1.754066985645933) internal successors, (1833), 1048 states have internal predecessors, (1833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1833 transitions. [2024-11-09 05:36:01,263 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1833 transitions. Word has length 178 [2024-11-09 05:36:01,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:01,263 INFO L471 AbstractCegarLoop]: Abstraction has 1049 states and 1833 transitions. [2024-11-09 05:36:01,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1833 transitions. [2024-11-09 05:36:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:01,265 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:01,265 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:01,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-09 05:36:01,265 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:01,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:01,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1568408706, now seen corresponding path program 34 times [2024-11-09 05:36:01,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:01,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381561760] [2024-11-09 05:36:01,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:01,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:02,513 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:02,513 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:02,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381561760] [2024-11-09 05:36:02,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381561760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:02,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:02,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:02,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862082857] [2024-11-09 05:36:02,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:02,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:02,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:02,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:02,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:02,515 INFO L87 Difference]: Start difference. First operand 1049 states and 1833 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:03,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:03,922 INFO L93 Difference]: Finished difference Result 1324 states and 2347 transitions. [2024-11-09 05:36:03,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:36:03,922 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:03,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:03,926 INFO L225 Difference]: With dead ends: 1324 [2024-11-09 05:36:03,926 INFO L226 Difference]: Without dead ends: 1303 [2024-11-09 05:36:03,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=124, Invalid=218, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:36:03,927 INFO L432 NwaCegarLoop]: 218 mSDtfsCounter, 206 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 1163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:03,927 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 827 Invalid, 1163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1100 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-09 05:36:03,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1303 states. [2024-11-09 05:36:03,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1303 to 1048. [2024-11-09 05:36:03,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1048 states, 1044 states have (on average 1.753831417624521) internal successors, (1831), 1047 states have internal predecessors, (1831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:03,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 1048 states and 1831 transitions. [2024-11-09 05:36:03,949 INFO L78 Accepts]: Start accepts. Automaton has 1048 states and 1831 transitions. Word has length 178 [2024-11-09 05:36:03,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:03,949 INFO L471 AbstractCegarLoop]: Abstraction has 1048 states and 1831 transitions. [2024-11-09 05:36:03,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:03,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1831 transitions. [2024-11-09 05:36:03,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:03,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:03,952 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:03,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-09 05:36:03,952 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:03,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:03,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1172752392, now seen corresponding path program 35 times [2024-11-09 05:36:03,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:03,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504203172] [2024-11-09 05:36:03,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:03,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:05,091 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:05,091 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:05,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504203172] [2024-11-09 05:36:05,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504203172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:05,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:05,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:05,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607817000] [2024-11-09 05:36:05,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:05,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:05,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:05,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:05,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:05,093 INFO L87 Difference]: Start difference. First operand 1048 states and 1831 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:06,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:06,420 INFO L93 Difference]: Finished difference Result 1183 states and 2081 transitions. [2024-11-09 05:36:06,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:36:06,420 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:06,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:06,425 INFO L225 Difference]: With dead ends: 1183 [2024-11-09 05:36:06,425 INFO L226 Difference]: Without dead ends: 1162 [2024-11-09 05:36:06,425 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=213, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:36:06,426 INFO L432 NwaCegarLoop]: 227 mSDtfsCounter, 192 mSDsluCounter, 552 mSDsCounter, 0 mSdLazyCounter, 994 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 779 SdHoareTripleChecker+Invalid, 1049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:06,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 779 Invalid, 1049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 994 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:36:06,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1162 states. [2024-11-09 05:36:06,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1162 to 1056. [2024-11-09 05:36:06,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1056 states, 1052 states have (on average 1.755703422053232) internal successors, (1847), 1055 states have internal predecessors, (1847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 1056 states and 1847 transitions. [2024-11-09 05:36:06,447 INFO L78 Accepts]: Start accepts. Automaton has 1056 states and 1847 transitions. Word has length 178 [2024-11-09 05:36:06,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:06,447 INFO L471 AbstractCegarLoop]: Abstraction has 1056 states and 1847 transitions. [2024-11-09 05:36:06,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1847 transitions. [2024-11-09 05:36:06,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:06,449 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:06,449 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:06,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-09 05:36:06,450 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:06,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:06,450 INFO L85 PathProgramCache]: Analyzing trace with hash -259568597, now seen corresponding path program 26 times [2024-11-09 05:36:06,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:06,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852552836] [2024-11-09 05:36:06,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:06,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:07,231 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:07,231 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:07,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852552836] [2024-11-09 05:36:07,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852552836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:07,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:07,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:07,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928153058] [2024-11-09 05:36:07,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:07,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:07,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:07,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:07,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:07,233 INFO L87 Difference]: Start difference. First operand 1056 states and 1847 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:08,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:08,069 INFO L93 Difference]: Finished difference Result 1399 states and 2421 transitions. [2024-11-09 05:36:08,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:36:08,070 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:08,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:08,074 INFO L225 Difference]: With dead ends: 1399 [2024-11-09 05:36:08,074 INFO L226 Difference]: Without dead ends: 1324 [2024-11-09 05:36:08,075 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=142, Invalid=278, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:36:08,075 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 244 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 631 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:08,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 525 Invalid, 721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 631 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:36:08,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1324 states. [2024-11-09 05:36:08,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1324 to 1073. [2024-11-09 05:36:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1073 states, 1069 states have (on average 1.7595884003741815) internal successors, (1881), 1072 states have internal predecessors, (1881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:08,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1881 transitions. [2024-11-09 05:36:08,091 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1881 transitions. Word has length 178 [2024-11-09 05:36:08,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:08,092 INFO L471 AbstractCegarLoop]: Abstraction has 1073 states and 1881 transitions. [2024-11-09 05:36:08,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:08,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1881 transitions. [2024-11-09 05:36:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:08,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:08,093 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:08,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-09 05:36:08,093 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:08,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:08,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1358078925, now seen corresponding path program 27 times [2024-11-09 05:36:08,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:08,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149143324] [2024-11-09 05:36:08,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:08,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:08,815 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:08,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149143324] [2024-11-09 05:36:08,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149143324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:08,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:08,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:08,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686956859] [2024-11-09 05:36:08,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:08,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:08,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:08,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:08,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:08,817 INFO L87 Difference]: Start difference. First operand 1073 states and 1881 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:09,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:09,829 INFO L93 Difference]: Finished difference Result 1399 states and 2407 transitions. [2024-11-09 05:36:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:36:09,830 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:09,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:09,833 INFO L225 Difference]: With dead ends: 1399 [2024-11-09 05:36:09,833 INFO L226 Difference]: Without dead ends: 1333 [2024-11-09 05:36:09,834 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=220, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:36:09,834 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 207 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 873 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:09,834 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 652 Invalid, 938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 873 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:36:09,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1333 states. [2024-11-09 05:36:09,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1333 to 1074. [2024-11-09 05:36:09,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1074 states, 1070 states have (on average 1.7588785046728972) internal successors, (1882), 1073 states have internal predecessors, (1882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:09,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 1074 states and 1882 transitions. [2024-11-09 05:36:09,849 INFO L78 Accepts]: Start accepts. Automaton has 1074 states and 1882 transitions. Word has length 178 [2024-11-09 05:36:09,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:09,849 INFO L471 AbstractCegarLoop]: Abstraction has 1074 states and 1882 transitions. [2024-11-09 05:36:09,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1882 transitions. [2024-11-09 05:36:09,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:09,850 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:09,851 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:09,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-09 05:36:09,851 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:09,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:09,851 INFO L85 PathProgramCache]: Analyzing trace with hash 2048633131, now seen corresponding path program 28 times [2024-11-09 05:36:09,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:09,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254964409] [2024-11-09 05:36:09,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:09,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:10,591 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:10,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254964409] [2024-11-09 05:36:10,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254964409] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:10,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:10,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:10,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181832793] [2024-11-09 05:36:10,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:10,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:10,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:10,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:10,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:10,592 INFO L87 Difference]: Start difference. First operand 1074 states and 1882 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:11,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:11,798 INFO L93 Difference]: Finished difference Result 1333 states and 2300 transitions. [2024-11-09 05:36:11,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:36:11,799 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:11,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:11,802 INFO L225 Difference]: With dead ends: 1333 [2024-11-09 05:36:11,802 INFO L226 Difference]: Without dead ends: 1288 [2024-11-09 05:36:11,803 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:36:11,803 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 168 mSDsluCounter, 574 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 773 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:11,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 773 Invalid, 1158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1096 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:36:11,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2024-11-09 05:36:11,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 1072. [2024-11-09 05:36:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1072 states, 1068 states have (on average 1.7593632958801497) internal successors, (1879), 1071 states have internal predecessors, (1879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:11,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1879 transitions. [2024-11-09 05:36:11,818 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1879 transitions. Word has length 178 [2024-11-09 05:36:11,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:11,818 INFO L471 AbstractCegarLoop]: Abstraction has 1072 states and 1879 transitions. [2024-11-09 05:36:11,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1879 transitions. [2024-11-09 05:36:11,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:11,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:11,820 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:11,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-09 05:36:11,820 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:11,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:11,821 INFO L85 PathProgramCache]: Analyzing trace with hash 200486397, now seen corresponding path program 29 times [2024-11-09 05:36:11,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:11,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483093615] [2024-11-09 05:36:11,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:11,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:12,485 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:12,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483093615] [2024-11-09 05:36:12,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483093615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:12,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:12,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:12,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978950286] [2024-11-09 05:36:12,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:12,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:12,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:12,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:12,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:12,487 INFO L87 Difference]: Start difference. First operand 1072 states and 1879 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:13,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:13,466 INFO L93 Difference]: Finished difference Result 1317 states and 2287 transitions. [2024-11-09 05:36:13,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:36:13,466 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:13,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:13,470 INFO L225 Difference]: With dead ends: 1317 [2024-11-09 05:36:13,470 INFO L226 Difference]: Without dead ends: 1251 [2024-11-09 05:36:13,471 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=111, Invalid=195, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:36:13,471 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 209 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:13,472 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 642 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:36:13,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2024-11-09 05:36:13,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1081. [2024-11-09 05:36:13,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1081 states, 1077 states have (on average 1.7604456824512535) internal successors, (1896), 1080 states have internal predecessors, (1896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1896 transitions. [2024-11-09 05:36:13,488 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1896 transitions. Word has length 178 [2024-11-09 05:36:13,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:13,488 INFO L471 AbstractCegarLoop]: Abstraction has 1081 states and 1896 transitions. [2024-11-09 05:36:13,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:13,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1896 transitions. [2024-11-09 05:36:13,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:13,490 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:13,490 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:13,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-09 05:36:13,490 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:13,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:13,491 INFO L85 PathProgramCache]: Analyzing trace with hash 891040603, now seen corresponding path program 30 times [2024-11-09 05:36:13,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:13,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428389997] [2024-11-09 05:36:13,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:13,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:14,224 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:14,225 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:14,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428389997] [2024-11-09 05:36:14,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428389997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:14,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:14,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:14,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990521852] [2024-11-09 05:36:14,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:14,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:14,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:14,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:14,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:14,226 INFO L87 Difference]: Start difference. First operand 1081 states and 1896 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:15,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:15,208 INFO L93 Difference]: Finished difference Result 1287 states and 2232 transitions. [2024-11-09 05:36:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:36:15,209 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:15,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:15,213 INFO L225 Difference]: With dead ends: 1287 [2024-11-09 05:36:15,213 INFO L226 Difference]: Without dead ends: 1242 [2024-11-09 05:36:15,214 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=107, Invalid=199, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:36:15,214 INFO L432 NwaCegarLoop]: 206 mSDtfsCounter, 185 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 655 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:15,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 655 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:36:15,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1242 states. [2024-11-09 05:36:15,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1242 to 1080. [2024-11-09 05:36:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1080 states, 1076 states have (on average 1.7602230483271375) internal successors, (1894), 1079 states have internal predecessors, (1894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:15,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 1080 states and 1894 transitions. [2024-11-09 05:36:15,230 INFO L78 Accepts]: Start accepts. Automaton has 1080 states and 1894 transitions. Word has length 178 [2024-11-09 05:36:15,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:15,230 INFO L471 AbstractCegarLoop]: Abstraction has 1080 states and 1894 transitions. [2024-11-09 05:36:15,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:15,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1894 transitions. [2024-11-09 05:36:15,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:15,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:15,231 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:15,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-09 05:36:15,232 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:15,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:15,232 INFO L85 PathProgramCache]: Analyzing trace with hash 905906753, now seen corresponding path program 31 times [2024-11-09 05:36:15,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:15,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680083215] [2024-11-09 05:36:15,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:15,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:15,958 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:15,959 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:15,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680083215] [2024-11-09 05:36:15,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680083215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:15,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:15,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:15,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562020034] [2024-11-09 05:36:15,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:15,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:15,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:15,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:15,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:15,960 INFO L87 Difference]: Start difference. First operand 1080 states and 1894 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:17,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:17,016 INFO L93 Difference]: Finished difference Result 1250 states and 2178 transitions. [2024-11-09 05:36:17,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:36:17,016 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:17,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:17,020 INFO L225 Difference]: With dead ends: 1250 [2024-11-09 05:36:17,020 INFO L226 Difference]: Without dead ends: 1190 [2024-11-09 05:36:17,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=194, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:36:17,021 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 190 mSDsluCounter, 520 mSDsCounter, 0 mSdLazyCounter, 958 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 1019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:17,021 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 736 Invalid, 1019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 958 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:17,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-11-09 05:36:17,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 1064. [2024-11-09 05:36:17,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1064 states, 1060 states have (on average 1.7575471698113208) internal successors, (1863), 1063 states have internal predecessors, (1863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:17,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 1064 states and 1863 transitions. [2024-11-09 05:36:17,034 INFO L78 Accepts]: Start accepts. Automaton has 1064 states and 1863 transitions. Word has length 178 [2024-11-09 05:36:17,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:17,035 INFO L471 AbstractCegarLoop]: Abstraction has 1064 states and 1863 transitions. [2024-11-09 05:36:17,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:17,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1863 transitions. [2024-11-09 05:36:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:17,036 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:17,036 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:17,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-09 05:36:17,036 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:17,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:17,037 INFO L85 PathProgramCache]: Analyzing trace with hash 348111213, now seen corresponding path program 32 times [2024-11-09 05:36:17,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:17,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248104638] [2024-11-09 05:36:17,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:17,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:17,656 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:17,656 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:17,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248104638] [2024-11-09 05:36:17,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248104638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:17,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:17,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:17,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304307890] [2024-11-09 05:36:17,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:17,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:17,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:17,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:17,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:17,657 INFO L87 Difference]: Start difference. First operand 1064 states and 1863 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:18,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:18,631 INFO L93 Difference]: Finished difference Result 1448 states and 2480 transitions. [2024-11-09 05:36:18,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:36:18,632 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:18,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:18,636 INFO L225 Difference]: With dead ends: 1448 [2024-11-09 05:36:18,636 INFO L226 Difference]: Without dead ends: 1373 [2024-11-09 05:36:18,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=337, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:36:18,637 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 183 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 641 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:18,637 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 641 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:36:18,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1373 states. [2024-11-09 05:36:18,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1373 to 1066. [2024-11-09 05:36:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 1062 states have (on average 1.7580037664783428) internal successors, (1867), 1065 states have internal predecessors, (1867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:18,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1867 transitions. [2024-11-09 05:36:18,655 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1867 transitions. Word has length 178 [2024-11-09 05:36:18,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:18,655 INFO L471 AbstractCegarLoop]: Abstraction has 1066 states and 1867 transitions. [2024-11-09 05:36:18,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:18,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1867 transitions. [2024-11-09 05:36:18,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:18,657 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:18,658 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:18,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-09 05:36:18,658 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:18,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:18,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1965758735, now seen corresponding path program 33 times [2024-11-09 05:36:18,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:18,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684865789] [2024-11-09 05:36:18,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:18,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:19,371 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:19,372 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:19,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684865789] [2024-11-09 05:36:19,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684865789] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:19,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:19,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:19,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931633722] [2024-11-09 05:36:19,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:19,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:19,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:19,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:19,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:19,373 INFO L87 Difference]: Start difference. First operand 1066 states and 1867 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:20,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:20,199 INFO L93 Difference]: Finished difference Result 1368 states and 2349 transitions. [2024-11-09 05:36:20,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:36:20,199 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:20,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:20,204 INFO L225 Difference]: With dead ends: 1368 [2024-11-09 05:36:20,204 INFO L226 Difference]: Without dead ends: 1302 [2024-11-09 05:36:20,204 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:36:20,205 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 239 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 626 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 471 SdHoareTripleChecker+Invalid, 707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:20,205 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 471 Invalid, 707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 626 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:36:20,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2024-11-09 05:36:20,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 1067. [2024-11-09 05:36:20,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 1063 states have (on average 1.757290686735654) internal successors, (1868), 1066 states have internal predecessors, (1868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1868 transitions. [2024-11-09 05:36:20,219 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1868 transitions. Word has length 178 [2024-11-09 05:36:20,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:20,219 INFO L471 AbstractCegarLoop]: Abstraction has 1067 states and 1868 transitions. [2024-11-09 05:36:20,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:20,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1868 transitions. [2024-11-09 05:36:20,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:20,221 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:20,221 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:20,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-09 05:36:20,221 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:20,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:20,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1638654355, now seen corresponding path program 34 times [2024-11-09 05:36:20,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:20,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618459522] [2024-11-09 05:36:20,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:20,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:21,005 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:21,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618459522] [2024-11-09 05:36:21,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618459522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:21,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:21,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:21,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778330650] [2024-11-09 05:36:21,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:21,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:21,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:21,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:21,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:21,006 INFO L87 Difference]: Start difference. First operand 1067 states and 1868 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:22,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:22,141 INFO L93 Difference]: Finished difference Result 1302 states and 2242 transitions. [2024-11-09 05:36:22,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:36:22,141 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:22,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:22,145 INFO L225 Difference]: With dead ends: 1302 [2024-11-09 05:36:22,145 INFO L226 Difference]: Without dead ends: 1257 [2024-11-09 05:36:22,146 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:36:22,146 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 167 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 1040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:22,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 640 Invalid, 1040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:22,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1257 states. [2024-11-09 05:36:22,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1257 to 1065. [2024-11-09 05:36:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 1061 states have (on average 1.7577756833176248) internal successors, (1865), 1064 states have internal predecessors, (1865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:22,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1865 transitions. [2024-11-09 05:36:22,159 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1865 transitions. Word has length 178 [2024-11-09 05:36:22,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:22,159 INFO L471 AbstractCegarLoop]: Abstraction has 1065 states and 1865 transitions. [2024-11-09 05:36:22,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1865 transitions. [2024-11-09 05:36:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:22,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:22,160 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:22,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-09 05:36:22,160 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:22,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:22,161 INFO L85 PathProgramCache]: Analyzing trace with hash 668831113, now seen corresponding path program 35 times [2024-11-09 05:36:22,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:22,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198945416] [2024-11-09 05:36:22,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:22,996 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:22,996 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:22,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198945416] [2024-11-09 05:36:22,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198945416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:22,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:22,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:22,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257365330] [2024-11-09 05:36:22,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:22,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:22,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:22,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:22,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:22,998 INFO L87 Difference]: Start difference. First operand 1065 states and 1865 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:23,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:23,802 INFO L93 Difference]: Finished difference Result 1275 states and 2207 transitions. [2024-11-09 05:36:23,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:36:23,802 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:23,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:23,807 INFO L225 Difference]: With dead ends: 1275 [2024-11-09 05:36:23,807 INFO L226 Difference]: Without dead ends: 1191 [2024-11-09 05:36:23,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:36:23,808 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 208 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:23,808 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 560 Invalid, 796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:36:23,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1191 states. [2024-11-09 05:36:23,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1191 to 968. [2024-11-09 05:36:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 968 states, 964 states have (on average 1.733402489626556) internal successors, (1671), 967 states have internal predecessors, (1671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:23,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1671 transitions. [2024-11-09 05:36:23,822 INFO L78 Accepts]: Start accepts. Automaton has 968 states and 1671 transitions. Word has length 178 [2024-11-09 05:36:23,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:23,822 INFO L471 AbstractCegarLoop]: Abstraction has 968 states and 1671 transitions. [2024-11-09 05:36:23,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:23,823 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1671 transitions. [2024-11-09 05:36:23,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:23,824 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:23,824 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:23,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-09 05:36:23,824 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:23,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:23,824 INFO L85 PathProgramCache]: Analyzing trace with hash 78825838, now seen corresponding path program 36 times [2024-11-09 05:36:23,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:23,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544635033] [2024-11-09 05:36:23,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:23,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:24,997 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:24,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:24,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544635033] [2024-11-09 05:36:24,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544635033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:24,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:24,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:24,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129891165] [2024-11-09 05:36:24,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:24,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:24,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:24,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:24,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:24,999 INFO L87 Difference]: Start difference. First operand 968 states and 1671 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:26,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:26,160 INFO L93 Difference]: Finished difference Result 1211 states and 2124 transitions. [2024-11-09 05:36:26,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:36:26,161 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:26,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:26,164 INFO L225 Difference]: With dead ends: 1211 [2024-11-09 05:36:26,164 INFO L226 Difference]: Without dead ends: 1190 [2024-11-09 05:36:26,165 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=167, Invalid=295, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:36:26,165 INFO L432 NwaCegarLoop]: 234 mSDtfsCounter, 236 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 935 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 769 SdHoareTripleChecker+Invalid, 1022 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:26,165 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 769 Invalid, 1022 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 935 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:26,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-11-09 05:36:26,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 984. [2024-11-09 05:36:26,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 984 states, 980 states have (on average 1.7377551020408164) internal successors, (1703), 983 states have internal predecessors, (1703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:26,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 984 states and 1703 transitions. [2024-11-09 05:36:26,178 INFO L78 Accepts]: Start accepts. Automaton has 984 states and 1703 transitions. Word has length 178 [2024-11-09 05:36:26,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:26,178 INFO L471 AbstractCegarLoop]: Abstraction has 984 states and 1703 transitions. [2024-11-09 05:36:26,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:26,179 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1703 transitions. [2024-11-09 05:36:26,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:26,179 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:26,180 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:26,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-09 05:36:26,180 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:26,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:26,180 INFO L85 PathProgramCache]: Analyzing trace with hash 75231002, now seen corresponding path program 37 times [2024-11-09 05:36:26,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:26,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538906202] [2024-11-09 05:36:26,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:26,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:27,251 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:27,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538906202] [2024-11-09 05:36:27,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538906202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:27,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:27,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:27,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387221836] [2024-11-09 05:36:27,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:27,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:27,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:27,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:27,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:27,253 INFO L87 Difference]: Start difference. First operand 984 states and 1703 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:28,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:28,365 INFO L93 Difference]: Finished difference Result 1283 states and 2254 transitions. [2024-11-09 05:36:28,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:36:28,365 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:28,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:28,369 INFO L225 Difference]: With dead ends: 1283 [2024-11-09 05:36:28,369 INFO L226 Difference]: Without dead ends: 1253 [2024-11-09 05:36:28,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=149, Invalid=271, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:36:28,370 INFO L432 NwaCegarLoop]: 225 mSDtfsCounter, 240 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 938 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 760 SdHoareTripleChecker+Invalid, 1026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:28,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 760 Invalid, 1026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 938 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:28,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2024-11-09 05:36:28,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 985. [2024-11-09 05:36:28,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 985 states, 981 states have (on average 1.7380224260958206) internal successors, (1705), 984 states have internal predecessors, (1705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:28,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 985 states and 1705 transitions. [2024-11-09 05:36:28,384 INFO L78 Accepts]: Start accepts. Automaton has 985 states and 1705 transitions. Word has length 178 [2024-11-09 05:36:28,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:28,384 INFO L471 AbstractCegarLoop]: Abstraction has 985 states and 1705 transitions. [2024-11-09 05:36:28,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:28,384 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1705 transitions. [2024-11-09 05:36:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:28,385 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:28,385 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:28,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-09 05:36:28,386 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:28,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:28,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1666092248, now seen corresponding path program 38 times [2024-11-09 05:36:28,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:28,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017256030] [2024-11-09 05:36:28,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:28,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:29,514 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:29,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017256030] [2024-11-09 05:36:29,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017256030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:29,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:29,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:29,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197585585] [2024-11-09 05:36:29,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:29,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:29,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:29,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:29,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:29,515 INFO L87 Difference]: Start difference. First operand 985 states and 1705 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:30,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:30,947 INFO L93 Difference]: Finished difference Result 1320 states and 2327 transitions. [2024-11-09 05:36:30,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:36:30,948 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:30,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:30,952 INFO L225 Difference]: With dead ends: 1320 [2024-11-09 05:36:30,952 INFO L226 Difference]: Without dead ends: 1299 [2024-11-09 05:36:30,953 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=177, Invalid=329, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:36:30,953 INFO L432 NwaCegarLoop]: 225 mSDtfsCounter, 212 mSDsluCounter, 663 mSDsCounter, 0 mSdLazyCounter, 1198 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 1285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:30,953 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 888 Invalid, 1285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1198 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:36:30,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1299 states. [2024-11-09 05:36:30,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1299 to 976. [2024-11-09 05:36:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 972 states have (on average 1.73559670781893) internal successors, (1687), 975 states have internal predecessors, (1687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1687 transitions. [2024-11-09 05:36:30,969 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1687 transitions. Word has length 178 [2024-11-09 05:36:30,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:30,970 INFO L471 AbstractCegarLoop]: Abstraction has 976 states and 1687 transitions. [2024-11-09 05:36:30,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1687 transitions. [2024-11-09 05:36:30,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:30,971 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:30,971 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:30,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-09 05:36:30,971 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:30,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:30,972 INFO L85 PathProgramCache]: Analyzing trace with hash 191899726, now seen corresponding path program 39 times [2024-11-09 05:36:30,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:30,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445104759] [2024-11-09 05:36:30,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:30,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:32,031 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:32,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:32,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445104759] [2024-11-09 05:36:32,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445104759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:32,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:32,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:32,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029494690] [2024-11-09 05:36:32,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:32,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:32,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:32,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:32,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:32,033 INFO L87 Difference]: Start difference. First operand 976 states and 1687 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:33,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:33,131 INFO L93 Difference]: Finished difference Result 1351 states and 2386 transitions. [2024-11-09 05:36:33,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:36:33,132 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:33,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:33,136 INFO L225 Difference]: With dead ends: 1351 [2024-11-09 05:36:33,136 INFO L226 Difference]: Without dead ends: 1312 [2024-11-09 05:36:33,136 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=132, Invalid=248, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:36:33,137 INFO L432 NwaCegarLoop]: 218 mSDtfsCounter, 214 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:33,137 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 711 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:33,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1312 states. [2024-11-09 05:36:33,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1312 to 977. [2024-11-09 05:36:33,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 977 states, 973 states have (on average 1.735868448098664) internal successors, (1689), 976 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:33,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1689 transitions. [2024-11-09 05:36:33,152 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1689 transitions. Word has length 178 [2024-11-09 05:36:33,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:33,152 INFO L471 AbstractCegarLoop]: Abstraction has 977 states and 1689 transitions. [2024-11-09 05:36:33,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:33,152 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1689 transitions. [2024-11-09 05:36:33,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:33,153 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:33,154 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:33,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-09 05:36:33,154 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:33,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:33,154 INFO L85 PathProgramCache]: Analyzing trace with hash -2070054928, now seen corresponding path program 40 times [2024-11-09 05:36:33,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:33,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28059971] [2024-11-09 05:36:33,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:33,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:34,264 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:34,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28059971] [2024-11-09 05:36:34,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28059971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:34,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:34,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:34,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209264397] [2024-11-09 05:36:34,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:34,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:34,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:34,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:34,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:34,266 INFO L87 Difference]: Start difference. First operand 977 states and 1689 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:35,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:35,416 INFO L93 Difference]: Finished difference Result 1425 states and 2521 transitions. [2024-11-09 05:36:35,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:36:35,417 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:35,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:35,421 INFO L225 Difference]: With dead ends: 1425 [2024-11-09 05:36:35,421 INFO L226 Difference]: Without dead ends: 1395 [2024-11-09 05:36:35,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=159, Invalid=303, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:36:35,422 INFO L432 NwaCegarLoop]: 218 mSDtfsCounter, 222 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 963 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 699 SdHoareTripleChecker+Invalid, 1052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:35,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 699 Invalid, 1052 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 963 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:35,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1395 states. [2024-11-09 05:36:35,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1395 to 978. [2024-11-09 05:36:35,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 978 states, 974 states have (on average 1.7361396303901437) internal successors, (1691), 977 states have internal predecessors, (1691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:35,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 978 states and 1691 transitions. [2024-11-09 05:36:35,437 INFO L78 Accepts]: Start accepts. Automaton has 978 states and 1691 transitions. Word has length 178 [2024-11-09 05:36:35,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:35,437 INFO L471 AbstractCegarLoop]: Abstraction has 978 states and 1691 transitions. [2024-11-09 05:36:35,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:35,438 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1691 transitions. [2024-11-09 05:36:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:35,439 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:35,439 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:35,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-09 05:36:35,439 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:35,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:35,439 INFO L85 PathProgramCache]: Analyzing trace with hash -479193682, now seen corresponding path program 41 times [2024-11-09 05:36:35,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:35,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432860464] [2024-11-09 05:36:35,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:35,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:36,649 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:36,649 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:36,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432860464] [2024-11-09 05:36:36,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432860464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:36,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:36,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:36,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39931286] [2024-11-09 05:36:36,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:36,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:36,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:36,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:36,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:36,651 INFO L87 Difference]: Start difference. First operand 978 states and 1691 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:37,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:37,930 INFO L93 Difference]: Finished difference Result 1343 states and 2371 transitions. [2024-11-09 05:36:37,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:36:37,931 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:37,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:37,935 INFO L225 Difference]: With dead ends: 1343 [2024-11-09 05:36:37,935 INFO L226 Difference]: Without dead ends: 1322 [2024-11-09 05:36:37,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=174, Invalid=332, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:36:37,936 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 229 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 942 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 694 SdHoareTripleChecker+Invalid, 1044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:37,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 694 Invalid, 1044 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 942 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:36:37,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1322 states. [2024-11-09 05:36:37,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1322 to 968. [2024-11-09 05:36:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 968 states, 964 states have (on average 1.733402489626556) internal successors, (1671), 967 states have internal predecessors, (1671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:37,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1671 transitions. [2024-11-09 05:36:37,950 INFO L78 Accepts]: Start accepts. Automaton has 968 states and 1671 transitions. Word has length 178 [2024-11-09 05:36:37,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:37,951 INFO L471 AbstractCegarLoop]: Abstraction has 968 states and 1671 transitions. [2024-11-09 05:36:37,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1671 transitions. [2024-11-09 05:36:37,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:37,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:37,952 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:37,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-09 05:36:37,952 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:37,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:37,953 INFO L85 PathProgramCache]: Analyzing trace with hash -260929984, now seen corresponding path program 42 times [2024-11-09 05:36:37,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:37,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046756557] [2024-11-09 05:36:37,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:37,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:38,742 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:38,742 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:38,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046756557] [2024-11-09 05:36:38,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046756557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:38,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:38,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:38,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749820205] [2024-11-09 05:36:38,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:38,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:38,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:38,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:38,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:38,744 INFO L87 Difference]: Start difference. First operand 968 states and 1671 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:39,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:39,621 INFO L93 Difference]: Finished difference Result 1243 states and 2185 transitions. [2024-11-09 05:36:39,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:36:39,622 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:39,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:39,625 INFO L225 Difference]: With dead ends: 1243 [2024-11-09 05:36:39,625 INFO L226 Difference]: Without dead ends: 1195 [2024-11-09 05:36:39,626 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:36:39,626 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 179 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 835 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:39,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 651 Invalid, 905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:36:39,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states. [2024-11-09 05:36:39,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 945. [2024-11-09 05:36:39,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 945 states, 941 states have (on average 1.7279489904357066) internal successors, (1626), 944 states have internal predecessors, (1626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:39,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 945 states and 1626 transitions. [2024-11-09 05:36:39,639 INFO L78 Accepts]: Start accepts. Automaton has 945 states and 1626 transitions. Word has length 178 [2024-11-09 05:36:39,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:39,639 INFO L471 AbstractCegarLoop]: Abstraction has 945 states and 1626 transitions. [2024-11-09 05:36:39,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:39,639 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1626 transitions. [2024-11-09 05:36:39,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:39,641 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:39,641 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:39,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-09 05:36:39,641 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:39,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:39,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1868891448, now seen corresponding path program 43 times [2024-11-09 05:36:39,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:39,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393443023] [2024-11-09 05:36:39,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:39,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:40,716 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:40,716 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:40,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393443023] [2024-11-09 05:36:40,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393443023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:40,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:40,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:40,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690592161] [2024-11-09 05:36:40,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:40,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:40,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:40,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:40,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:40,718 INFO L87 Difference]: Start difference. First operand 945 states and 1626 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:41,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:41,700 INFO L93 Difference]: Finished difference Result 1430 states and 2531 transitions. [2024-11-09 05:36:41,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:36:41,701 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:41,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:41,705 INFO L225 Difference]: With dead ends: 1430 [2024-11-09 05:36:41,705 INFO L226 Difference]: Without dead ends: 1391 [2024-11-09 05:36:41,706 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=142, Invalid=278, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:36:41,706 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 241 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:41,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 574 Invalid, 877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:36:41,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2024-11-09 05:36:41,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 946. [2024-11-09 05:36:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 946 states, 942 states have (on average 1.7282377919320595) internal successors, (1628), 945 states have internal predecessors, (1628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1628 transitions. [2024-11-09 05:36:41,721 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1628 transitions. Word has length 178 [2024-11-09 05:36:41,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:41,721 INFO L471 AbstractCegarLoop]: Abstraction has 946 states and 1628 transitions. [2024-11-09 05:36:41,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:41,721 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1628 transitions. [2024-11-09 05:36:41,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:41,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:41,723 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:41,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-09 05:36:41,723 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:41,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:41,723 INFO L85 PathProgramCache]: Analyzing trace with hash -393063206, now seen corresponding path program 44 times [2024-11-09 05:36:41,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:41,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921506404] [2024-11-09 05:36:41,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:41,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:43,018 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:43,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921506404] [2024-11-09 05:36:43,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921506404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:43,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:43,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:43,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623746735] [2024-11-09 05:36:43,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:43,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:43,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:43,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:43,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:43,020 INFO L87 Difference]: Start difference. First operand 946 states and 1628 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:44,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:44,199 INFO L93 Difference]: Finished difference Result 1356 states and 2387 transitions. [2024-11-09 05:36:44,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:36:44,199 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:44,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:44,204 INFO L225 Difference]: With dead ends: 1356 [2024-11-09 05:36:44,204 INFO L226 Difference]: Without dead ends: 1326 [2024-11-09 05:36:44,204 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=157, Invalid=305, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:36:44,205 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 195 mSDsluCounter, 503 mSDsCounter, 0 mSdLazyCounter, 998 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 1077 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 998 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:44,205 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 708 Invalid, 1077 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 998 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:44,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2024-11-09 05:36:44,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 947. [2024-11-09 05:36:44,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 943 states have (on average 1.728525980911983) internal successors, (1630), 946 states have internal predecessors, (1630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:44,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1630 transitions. [2024-11-09 05:36:44,219 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1630 transitions. Word has length 178 [2024-11-09 05:36:44,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:44,220 INFO L471 AbstractCegarLoop]: Abstraction has 947 states and 1630 transitions. [2024-11-09 05:36:44,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1630 transitions. [2024-11-09 05:36:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:44,221 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:44,221 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:44,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-09 05:36:44,221 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:44,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:44,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1197798040, now seen corresponding path program 45 times [2024-11-09 05:36:44,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:44,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480105044] [2024-11-09 05:36:44,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:44,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:45,552 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:45,552 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:45,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480105044] [2024-11-09 05:36:45,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480105044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:45,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:45,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:45,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177929364] [2024-11-09 05:36:45,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:45,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:45,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:45,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:45,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:45,555 INFO L87 Difference]: Start difference. First operand 947 states and 1630 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:46,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:46,744 INFO L93 Difference]: Finished difference Result 1274 states and 2237 transitions. [2024-11-09 05:36:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:36:46,745 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:46,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:46,749 INFO L225 Difference]: With dead ends: 1274 [2024-11-09 05:36:46,749 INFO L226 Difference]: Without dead ends: 1253 [2024-11-09 05:36:46,749 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=173, Invalid=333, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:36:46,749 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 211 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:46,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 635 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:46,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2024-11-09 05:36:46,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 936. [2024-11-09 05:36:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 936 states, 932 states have (on average 1.7253218884120172) internal successors, (1608), 935 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:46,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1608 transitions. [2024-11-09 05:36:46,761 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1608 transitions. Word has length 178 [2024-11-09 05:36:46,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:46,762 INFO L471 AbstractCegarLoop]: Abstraction has 936 states and 1608 transitions. [2024-11-09 05:36:46,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:46,762 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1608 transitions. [2024-11-09 05:36:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:46,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:46,763 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:46,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-09 05:36:46,763 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:46,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:46,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1318902414, now seen corresponding path program 46 times [2024-11-09 05:36:46,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:46,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564619899] [2024-11-09 05:36:46,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:46,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:48,017 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:48,017 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:48,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564619899] [2024-11-09 05:36:48,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564619899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:48,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:48,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:48,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084302137] [2024-11-09 05:36:48,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:48,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:48,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:48,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:48,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:48,018 INFO L87 Difference]: Start difference. First operand 936 states and 1608 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:48,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:48,872 INFO L93 Difference]: Finished difference Result 1113 states and 1917 transitions. [2024-11-09 05:36:48,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:36:48,872 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:48,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:48,876 INFO L225 Difference]: With dead ends: 1113 [2024-11-09 05:36:48,876 INFO L226 Difference]: Without dead ends: 1092 [2024-11-09 05:36:48,876 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:36:48,876 INFO L432 NwaCegarLoop]: 218 mSDtfsCounter, 224 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 798 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 798 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:48,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 690 Invalid, 864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 798 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:36:48,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2024-11-09 05:36:48,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 928. [2024-11-09 05:36:48,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 924 states have (on average 1.722943722943723) internal successors, (1592), 927 states have internal predecessors, (1592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:48,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1592 transitions. [2024-11-09 05:36:48,895 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1592 transitions. Word has length 178 [2024-11-09 05:36:48,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:48,895 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1592 transitions. [2024-11-09 05:36:48,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:48,896 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1592 transitions. [2024-11-09 05:36:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:48,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:48,897 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:48,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-09 05:36:48,897 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:48,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:48,898 INFO L85 PathProgramCache]: Analyzing trace with hash -613848789, now seen corresponding path program 36 times [2024-11-09 05:36:48,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:48,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786844118] [2024-11-09 05:36:48,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:48,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:49,619 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:49,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786844118] [2024-11-09 05:36:49,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786844118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:49,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:49,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:49,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414976481] [2024-11-09 05:36:49,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:49,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:49,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:49,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:49,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:49,621 INFO L87 Difference]: Start difference. First operand 928 states and 1592 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:50,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:50,756 INFO L93 Difference]: Finished difference Result 1184 states and 1993 transitions. [2024-11-09 05:36:50,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:36:50,756 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:50,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:50,760 INFO L225 Difference]: With dead ends: 1184 [2024-11-09 05:36:50,760 INFO L226 Difference]: Without dead ends: 1132 [2024-11-09 05:36:50,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=159, Invalid=303, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:36:50,761 INFO L432 NwaCegarLoop]: 215 mSDtfsCounter, 174 mSDsluCounter, 574 mSDsCounter, 0 mSdLazyCounter, 995 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 789 SdHoareTripleChecker+Invalid, 1082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:50,761 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 789 Invalid, 1082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 995 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:36:50,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-11-09 05:36:50,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 936. [2024-11-09 05:36:50,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 936 states, 932 states have (on average 1.7167381974248928) internal successors, (1600), 935 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:50,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1600 transitions. [2024-11-09 05:36:50,772 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1600 transitions. Word has length 178 [2024-11-09 05:36:50,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:50,772 INFO L471 AbstractCegarLoop]: Abstraction has 936 states and 1600 transitions. [2024-11-09 05:36:50,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:50,772 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1600 transitions. [2024-11-09 05:36:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:50,773 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:50,773 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:50,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-09 05:36:50,774 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:50,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:50,774 INFO L85 PathProgramCache]: Analyzing trace with hash 692983711, now seen corresponding path program 37 times [2024-11-09 05:36:50,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:50,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861613182] [2024-11-09 05:36:50,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:50,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:51,465 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:51,465 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:51,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861613182] [2024-11-09 05:36:51,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861613182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:51,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:51,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:51,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508951427] [2024-11-09 05:36:51,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:51,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:51,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:51,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:51,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:51,467 INFO L87 Difference]: Start difference. First operand 936 states and 1600 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:52,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:52,752 INFO L93 Difference]: Finished difference Result 1243 states and 2085 transitions. [2024-11-09 05:36:52,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:36:52,752 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:52,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:52,756 INFO L225 Difference]: With dead ends: 1243 [2024-11-09 05:36:52,756 INFO L226 Difference]: Without dead ends: 1177 [2024-11-09 05:36:52,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=130, Invalid=250, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:36:52,757 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 167 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 1214 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 1214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:52,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 903 Invalid, 1296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 1214 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:36:52,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2024-11-09 05:36:52,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 937. [2024-11-09 05:36:52,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 937 states, 933 states have (on average 1.7159699892818865) internal successors, (1601), 936 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:52,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 937 states and 1601 transitions. [2024-11-09 05:36:52,768 INFO L78 Accepts]: Start accepts. Automaton has 937 states and 1601 transitions. Word has length 178 [2024-11-09 05:36:52,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:52,768 INFO L471 AbstractCegarLoop]: Abstraction has 937 states and 1601 transitions. [2024-11-09 05:36:52,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:52,769 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1601 transitions. [2024-11-09 05:36:52,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:52,769 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:52,770 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:52,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-09 05:36:52,770 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:52,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:52,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1383537917, now seen corresponding path program 38 times [2024-11-09 05:36:52,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:52,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186814285] [2024-11-09 05:36:52,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:52,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:53,484 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:53,484 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:53,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186814285] [2024-11-09 05:36:53,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186814285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:53,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:53,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:53,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805015328] [2024-11-09 05:36:53,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:53,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:53,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:53,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:53,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:53,486 INFO L87 Difference]: Start difference. First operand 937 states and 1601 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:54,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:54,699 INFO L93 Difference]: Finished difference Result 1177 states and 1978 transitions. [2024-11-09 05:36:54,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 05:36:54,700 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:54,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:54,703 INFO L225 Difference]: With dead ends: 1177 [2024-11-09 05:36:54,703 INFO L226 Difference]: Without dead ends: 1124 [2024-11-09 05:36:54,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:36:54,704 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 185 mSDsluCounter, 623 mSDsCounter, 0 mSdLazyCounter, 1120 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 828 SdHoareTripleChecker+Invalid, 1217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:54,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 828 Invalid, 1217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1120 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:36:54,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1124 states. [2024-11-09 05:36:54,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1124 to 928. [2024-11-09 05:36:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 924 states have (on average 1.7142857142857142) internal successors, (1584), 927 states have internal predecessors, (1584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1584 transitions. [2024-11-09 05:36:54,717 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1584 transitions. Word has length 178 [2024-11-09 05:36:54,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:54,718 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1584 transitions. [2024-11-09 05:36:54,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:54,718 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1584 transitions. [2024-11-09 05:36:54,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:54,719 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:54,719 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:54,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-09 05:36:54,719 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:54,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:54,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1906805333, now seen corresponding path program 39 times [2024-11-09 05:36:54,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:54,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068681685] [2024-11-09 05:36:54,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:54,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:55,325 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:55,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068681685] [2024-11-09 05:36:55,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068681685] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:55,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:55,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:55,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875370332] [2024-11-09 05:36:55,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:55,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:55,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:55,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:55,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:55,326 INFO L87 Difference]: Start difference. First operand 928 states and 1584 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:56,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:56,378 INFO L93 Difference]: Finished difference Result 1193 states and 2003 transitions. [2024-11-09 05:36:56,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:36:56,378 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:56,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:56,382 INFO L225 Difference]: With dead ends: 1193 [2024-11-09 05:36:56,382 INFO L226 Difference]: Without dead ends: 1092 [2024-11-09 05:36:56,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=170, Invalid=336, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:36:56,383 INFO L432 NwaCegarLoop]: 229 mSDtfsCounter, 226 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 1005 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 1099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:56,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 793 Invalid, 1099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1005 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:36:56,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2024-11-09 05:36:56,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 896. [2024-11-09 05:36:56,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 892 states have (on average 1.7219730941704037) internal successors, (1536), 895 states have internal predecessors, (1536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1536 transitions. [2024-11-09 05:36:56,395 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1536 transitions. Word has length 178 [2024-11-09 05:36:56,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:56,395 INFO L471 AbstractCegarLoop]: Abstraction has 896 states and 1536 transitions. [2024-11-09 05:36:56,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:56,396 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1536 transitions. [2024-11-09 05:36:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:56,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:56,396 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:56,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-09 05:36:56,397 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:56,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:56,397 INFO L85 PathProgramCache]: Analyzing trace with hash -231089363, now seen corresponding path program 40 times [2024-11-09 05:36:56,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:56,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271122689] [2024-11-09 05:36:56,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:56,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:57,038 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:57,038 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:57,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271122689] [2024-11-09 05:36:57,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271122689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:57,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:57,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:57,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535904670] [2024-11-09 05:36:57,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:57,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:57,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:57,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:57,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:57,040 INFO L87 Difference]: Start difference. First operand 896 states and 1536 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:58,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:36:58,330 INFO L93 Difference]: Finished difference Result 1136 states and 1900 transitions. [2024-11-09 05:36:58,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:36:58,330 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:36:58,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:36:58,333 INFO L225 Difference]: With dead ends: 1136 [2024-11-09 05:36:58,334 INFO L226 Difference]: Without dead ends: 1059 [2024-11-09 05:36:58,334 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=441, Unknown=0, NotChecked=0, Total=650 [2024-11-09 05:36:58,334 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 187 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 1250 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 863 SdHoareTripleChecker+Invalid, 1349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:36:58,334 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 863 Invalid, 1349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1250 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:36:58,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2024-11-09 05:36:58,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 893. [2024-11-09 05:36:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 893 states, 889 states have (on average 1.7221597300337457) internal successors, (1531), 892 states have internal predecessors, (1531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1531 transitions. [2024-11-09 05:36:58,345 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1531 transitions. Word has length 178 [2024-11-09 05:36:58,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:36:58,345 INFO L471 AbstractCegarLoop]: Abstraction has 893 states and 1531 transitions. [2024-11-09 05:36:58,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:36:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1531 transitions. [2024-11-09 05:36:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:36:58,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:36:58,346 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:36:58,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-09 05:36:58,346 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:36:58,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:36:58,347 INFO L85 PathProgramCache]: Analyzing trace with hash 89630537, now seen corresponding path program 41 times [2024-11-09 05:36:58,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:36:58,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137103142] [2024-11-09 05:36:58,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:36:58,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:36:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:36:58,937 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:36:58,937 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:36:58,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137103142] [2024-11-09 05:36:58,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137103142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:36:58,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:36:58,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:36:58,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840573037] [2024-11-09 05:36:58,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:36:58,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:36:58,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:36:58,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:36:58,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:36:58,939 INFO L87 Difference]: Start difference. First operand 893 states and 1531 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:00,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:00,263 INFO L93 Difference]: Finished difference Result 1010 states and 1703 transitions. [2024-11-09 05:37:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:37:00,263 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:37:00,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:00,269 INFO L225 Difference]: With dead ends: 1010 [2024-11-09 05:37:00,269 INFO L226 Difference]: Without dead ends: 926 [2024-11-09 05:37:00,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=160, Invalid=346, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:37:00,270 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 162 mSDsluCounter, 627 mSDsCounter, 0 mSdLazyCounter, 1148 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 1231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:00,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 843 Invalid, 1231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1148 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 05:37:00,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2024-11-09 05:37:00,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 762. [2024-11-09 05:37:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 762 states, 759 states have (on average 1.7035573122529644) internal successors, (1293), 761 states have internal predecessors, (1293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:00,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 1293 transitions. [2024-11-09 05:37:00,286 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 1293 transitions. Word has length 178 [2024-11-09 05:37:00,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:00,287 INFO L471 AbstractCegarLoop]: Abstraction has 762 states and 1293 transitions. [2024-11-09 05:37:00,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:00,287 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1293 transitions. [2024-11-09 05:37:00,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:37:00,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:00,289 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:00,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-09 05:37:00,289 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:00,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:00,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1907080004, now seen corresponding path program 47 times [2024-11-09 05:37:00,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:00,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520386549] [2024-11-09 05:37:00,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:00,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:01,521 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:01,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520386549] [2024-11-09 05:37:01,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520386549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:01,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:01,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:37:01,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911172120] [2024-11-09 05:37:01,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:01,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:37:01,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:01,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:37:01,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:01,523 INFO L87 Difference]: Start difference. First operand 762 states and 1293 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:02,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:02,625 INFO L93 Difference]: Finished difference Result 990 states and 1701 transitions. [2024-11-09 05:37:02,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:37:02,625 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:37:02,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:02,631 INFO L225 Difference]: With dead ends: 990 [2024-11-09 05:37:02,631 INFO L226 Difference]: Without dead ends: 960 [2024-11-09 05:37:02,632 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:37:02,633 INFO L432 NwaCegarLoop]: 227 mSDtfsCounter, 212 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 828 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:02,633 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 828 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:37:02,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2024-11-09 05:37:02,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 754. [2024-11-09 05:37:02,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 754 states, 751 states have (on average 1.7003994673768308) internal successors, (1277), 753 states have internal predecessors, (1277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:02,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 1277 transitions. [2024-11-09 05:37:02,650 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 1277 transitions. Word has length 178 [2024-11-09 05:37:02,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:02,651 INFO L471 AbstractCegarLoop]: Abstraction has 754 states and 1277 transitions. [2024-11-09 05:37:02,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1277 transitions. [2024-11-09 05:37:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:37:02,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:02,653 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:02,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-09 05:37:02,653 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:02,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:02,654 INFO L85 PathProgramCache]: Analyzing trace with hash 182140944, now seen corresponding path program 48 times [2024-11-09 05:37:02,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:02,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449187934] [2024-11-09 05:37:02,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:02,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:03,807 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:03,808 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:03,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449187934] [2024-11-09 05:37:03,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449187934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:03,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:03,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:37:03,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800431649] [2024-11-09 05:37:03,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:03,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:37:03,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:03,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:37:03,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:03,809 INFO L87 Difference]: Start difference. First operand 754 states and 1277 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:04,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:04,738 INFO L93 Difference]: Finished difference Result 996 states and 1718 transitions. [2024-11-09 05:37:04,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:37:04,738 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:37:04,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:04,742 INFO L225 Difference]: With dead ends: 996 [2024-11-09 05:37:04,742 INFO L226 Difference]: Without dead ends: 957 [2024-11-09 05:37:04,742 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:37:04,742 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 221 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 675 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:04,742 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 675 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:37:04,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2024-11-09 05:37:04,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 731. [2024-11-09 05:37:04,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 731 states, 728 states have (on average 1.6923076923076923) internal successors, (1232), 730 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:04,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 1232 transitions. [2024-11-09 05:37:04,752 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 1232 transitions. Word has length 178 [2024-11-09 05:37:04,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:04,753 INFO L471 AbstractCegarLoop]: Abstraction has 731 states and 1232 transitions. [2024-11-09 05:37:04,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1232 transitions. [2024-11-09 05:37:04,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:37:04,753 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:04,754 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:04,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-09 05:37:04,754 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:04,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:04,754 INFO L85 PathProgramCache]: Analyzing trace with hash -2079813710, now seen corresponding path program 49 times [2024-11-09 05:37:04,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:04,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325709210] [2024-11-09 05:37:04,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:04,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:05,785 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:05,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:05,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325709210] [2024-11-09 05:37:05,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325709210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:05,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:05,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:37:05,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069861531] [2024-11-09 05:37:05,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:05,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:37:05,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:05,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:37:05,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:05,787 INFO L87 Difference]: Start difference. First operand 731 states and 1232 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:06,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:06,910 INFO L93 Difference]: Finished difference Result 1074 states and 1857 transitions. [2024-11-09 05:37:06,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:37:06,910 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:37:06,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:06,914 INFO L225 Difference]: With dead ends: 1074 [2024-11-09 05:37:06,914 INFO L226 Difference]: Without dead ends: 1044 [2024-11-09 05:37:06,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=156, Invalid=306, Unknown=0, NotChecked=0, Total=462 [2024-11-09 05:37:06,915 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 210 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 1029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:06,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 692 Invalid, 1029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:37:06,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2024-11-09 05:37:06,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 708. [2024-11-09 05:37:06,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 708 states, 705 states have (on average 1.6836879432624114) internal successors, (1187), 707 states have internal predecessors, (1187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 1187 transitions. [2024-11-09 05:37:06,926 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 1187 transitions. Word has length 178 [2024-11-09 05:37:06,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:06,927 INFO L471 AbstractCegarLoop]: Abstraction has 708 states and 1187 transitions. [2024-11-09 05:37:06,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1187 transitions. [2024-11-09 05:37:06,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 05:37:06,928 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:06,928 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:06,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-09 05:37:06,928 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:06,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:06,928 INFO L85 PathProgramCache]: Analyzing trace with hash -488952464, now seen corresponding path program 50 times [2024-11-09 05:37:06,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:06,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117064837] [2024-11-09 05:37:06,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:06,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:08,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:08,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117064837] [2024-11-09 05:37:08,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117064837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:08,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:08,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:37:08,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265602058] [2024-11-09 05:37:08,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:08,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:37:08,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:08,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:37:08,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:08,086 INFO L87 Difference]: Start difference. First operand 708 states and 1187 transitions. Second operand has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:09,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:09,340 INFO L93 Difference]: Finished difference Result 992 states and 1707 transitions. [2024-11-09 05:37:09,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 05:37:09,340 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 05:37:09,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:09,344 INFO L225 Difference]: With dead ends: 992 [2024-11-09 05:37:09,344 INFO L226 Difference]: Without dead ends: 971 [2024-11-09 05:37:09,344 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=171, Invalid=335, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:37:09,345 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 206 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 998 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 712 SdHoareTripleChecker+Invalid, 1091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 998 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:09,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 712 Invalid, 1091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 998 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 05:37:09,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 971 states. [2024-11-09 05:37:09,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 971 to 662. [2024-11-09 05:37:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 660 states have (on average 1.6757575757575758) internal successors, (1106), 661 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1106 transitions. [2024-11-09 05:37:09,354 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1106 transitions. Word has length 178 [2024-11-09 05:37:09,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:09,355 INFO L471 AbstractCegarLoop]: Abstraction has 662 states and 1106 transitions. [2024-11-09 05:37:09,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 12.4) internal successors, (124), 11 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1106 transitions. [2024-11-09 05:37:09,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:09,356 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:09,356 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:09,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-09 05:37:09,356 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:09,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:09,356 INFO L85 PathProgramCache]: Analyzing trace with hash -562357708, now seen corresponding path program 1 times [2024-11-09 05:37:09,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:09,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938087084] [2024-11-09 05:37:09,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:09,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:10,540 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:10,540 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:10,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938087084] [2024-11-09 05:37:10,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938087084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:10,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:10,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:10,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890574753] [2024-11-09 05:37:10,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:10,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:10,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:10,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:10,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:10,542 INFO L87 Difference]: Start difference. First operand 662 states and 1106 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:11,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:11,142 INFO L93 Difference]: Finished difference Result 1286 states and 2249 transitions. [2024-11-09 05:37:11,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 05:37:11,143 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:11,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:11,146 INFO L225 Difference]: With dead ends: 1286 [2024-11-09 05:37:11,146 INFO L226 Difference]: Without dead ends: 1270 [2024-11-09 05:37:11,147 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:37:11,147 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 186 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:11,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 482 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 05:37:11,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2024-11-09 05:37:11,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 880. [2024-11-09 05:37:11,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 880 states, 878 states have (on average 1.7277904328018223) internal successors, (1517), 879 states have internal predecessors, (1517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:11,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1517 transitions. [2024-11-09 05:37:11,158 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1517 transitions. Word has length 190 [2024-11-09 05:37:11,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:11,159 INFO L471 AbstractCegarLoop]: Abstraction has 880 states and 1517 transitions. [2024-11-09 05:37:11,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:11,159 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1517 transitions. [2024-11-09 05:37:11,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:11,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:11,160 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:11,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-09 05:37:11,160 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:11,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:11,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1244394632, now seen corresponding path program 2 times [2024-11-09 05:37:11,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:11,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821421052] [2024-11-09 05:37:11,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:11,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:12,184 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:12,184 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:12,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821421052] [2024-11-09 05:37:12,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821421052] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:12,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:12,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:12,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240188766] [2024-11-09 05:37:12,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:12,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:12,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:12,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:12,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:12,185 INFO L87 Difference]: Start difference. First operand 880 states and 1517 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:13,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:13,133 INFO L93 Difference]: Finished difference Result 1278 states and 2231 transitions. [2024-11-09 05:37:13,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:37:13,134 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:13,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:13,138 INFO L225 Difference]: With dead ends: 1278 [2024-11-09 05:37:13,138 INFO L226 Difference]: Without dead ends: 1260 [2024-11-09 05:37:13,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:37:13,139 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 167 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 924 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:13,139 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 612 Invalid, 965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 924 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:37:13,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1260 states. [2024-11-09 05:37:13,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1260 to 869. [2024-11-09 05:37:13,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 869 states, 867 states have (on average 1.7243367935409457) internal successors, (1495), 868 states have internal predecessors, (1495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1495 transitions. [2024-11-09 05:37:13,153 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1495 transitions. Word has length 190 [2024-11-09 05:37:13,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:13,153 INFO L471 AbstractCegarLoop]: Abstraction has 869 states and 1495 transitions. [2024-11-09 05:37:13,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:13,154 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1495 transitions. [2024-11-09 05:37:13,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:13,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:13,155 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:13,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-09 05:37:13,155 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:13,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:13,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1450132340, now seen corresponding path program 3 times [2024-11-09 05:37:13,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:13,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218546047] [2024-11-09 05:37:13,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:13,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:14,254 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:14,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218546047] [2024-11-09 05:37:14,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218546047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:14,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:14,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:14,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272336910] [2024-11-09 05:37:14,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:14,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:14,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:14,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:14,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:14,256 INFO L87 Difference]: Start difference. First operand 869 states and 1495 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:15,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:15,257 INFO L93 Difference]: Finished difference Result 1355 states and 2329 transitions. [2024-11-09 05:37:15,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 05:37:15,258 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:15,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:15,262 INFO L225 Difference]: With dead ends: 1355 [2024-11-09 05:37:15,263 INFO L226 Difference]: Without dead ends: 1335 [2024-11-09 05:37:15,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:37:15,263 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 226 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 765 SdHoareTripleChecker+Invalid, 1036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:15,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 765 Invalid, 1036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 05:37:15,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1335 states. [2024-11-09 05:37:15,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1335 to 857. [2024-11-09 05:37:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 855 states have (on average 1.7321637426900585) internal successors, (1481), 856 states have internal predecessors, (1481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1481 transitions. [2024-11-09 05:37:15,282 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1481 transitions. Word has length 190 [2024-11-09 05:37:15,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:15,282 INFO L471 AbstractCegarLoop]: Abstraction has 857 states and 1481 transitions. [2024-11-09 05:37:15,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:15,283 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1481 transitions. [2024-11-09 05:37:15,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:15,284 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:15,284 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:15,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-09 05:37:15,284 INFO L396 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:15,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:15,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1121515582, now seen corresponding path program 4 times [2024-11-09 05:37:15,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:15,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643617632] [2024-11-09 05:37:15,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:15,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:16,539 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:16,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643617632] [2024-11-09 05:37:16,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643617632] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:16,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:16,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:16,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122522602] [2024-11-09 05:37:16,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:16,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:16,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:16,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:16,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:16,541 INFO L87 Difference]: Start difference. First operand 857 states and 1481 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:17,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:17,308 INFO L93 Difference]: Finished difference Result 1001 states and 1743 transitions. [2024-11-09 05:37:17,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:37:17,309 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:17,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:17,313 INFO L225 Difference]: With dead ends: 1001 [2024-11-09 05:37:17,313 INFO L226 Difference]: Without dead ends: 985 [2024-11-09 05:37:17,313 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=167, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:37:17,313 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 207 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:17,314 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 459 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:37:17,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states. [2024-11-09 05:37:17,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 857. [2024-11-09 05:37:17,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 855 states have (on average 1.7321637426900585) internal successors, (1481), 856 states have internal predecessors, (1481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:17,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1481 transitions. [2024-11-09 05:37:17,334 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1481 transitions. Word has length 190 [2024-11-09 05:37:17,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:17,335 INFO L471 AbstractCegarLoop]: Abstraction has 857 states and 1481 transitions. [2024-11-09 05:37:17,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1481 transitions. [2024-11-09 05:37:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:17,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:17,337 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:17,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-09 05:37:17,338 INFO L396 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:17,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:17,338 INFO L85 PathProgramCache]: Analyzing trace with hash -967662540, now seen corresponding path program 5 times [2024-11-09 05:37:17,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:17,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156286440] [2024-11-09 05:37:17,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:17,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:18,733 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:18,733 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:18,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156286440] [2024-11-09 05:37:18,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156286440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:18,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:18,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:18,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130059660] [2024-11-09 05:37:18,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:18,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:18,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:18,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:18,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:18,734 INFO L87 Difference]: Start difference. First operand 857 states and 1481 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:19,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:19,658 INFO L93 Difference]: Finished difference Result 1021 states and 1782 transitions. [2024-11-09 05:37:19,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:37:19,659 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:19,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:19,662 INFO L225 Difference]: With dead ends: 1021 [2024-11-09 05:37:19,663 INFO L226 Difference]: Without dead ends: 1005 [2024-11-09 05:37:19,663 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:37:19,663 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 177 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 1002 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 688 SdHoareTripleChecker+Invalid, 1045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 1002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:19,663 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 688 Invalid, 1045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 1002 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:37:19,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1005 states. [2024-11-09 05:37:19,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1005 to 880. [2024-11-09 05:37:19,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 880 states, 878 states have (on average 1.7277904328018223) internal successors, (1517), 879 states have internal predecessors, (1517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1517 transitions. [2024-11-09 05:37:19,675 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1517 transitions. Word has length 190 [2024-11-09 05:37:19,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:19,675 INFO L471 AbstractCegarLoop]: Abstraction has 880 states and 1517 transitions. [2024-11-09 05:37:19,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1517 transitions. [2024-11-09 05:37:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:19,676 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:19,676 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:19,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2024-11-09 05:37:19,677 INFO L396 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:19,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:19,677 INFO L85 PathProgramCache]: Analyzing trace with hash 839089800, now seen corresponding path program 6 times [2024-11-09 05:37:19,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:19,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942191603] [2024-11-09 05:37:19,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:19,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:20,897 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:20,897 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:20,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942191603] [2024-11-09 05:37:20,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942191603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:20,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:20,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:20,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278495619] [2024-11-09 05:37:20,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:20,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:20,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:20,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:20,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:20,898 INFO L87 Difference]: Start difference. First operand 880 states and 1517 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:21,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:21,879 INFO L93 Difference]: Finished difference Result 1045 states and 1828 transitions. [2024-11-09 05:37:21,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:37:21,880 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:21,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:21,884 INFO L225 Difference]: With dead ends: 1045 [2024-11-09 05:37:21,884 INFO L226 Difference]: Without dead ends: 1027 [2024-11-09 05:37:21,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=117, Invalid=189, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:37:21,884 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 177 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:21,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 573 Invalid, 843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 05:37:21,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2024-11-09 05:37:21,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 857. [2024-11-09 05:37:21,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 855 states have (on average 1.7321637426900585) internal successors, (1481), 856 states have internal predecessors, (1481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1481 transitions. [2024-11-09 05:37:21,897 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1481 transitions. Word has length 190 [2024-11-09 05:37:21,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:21,898 INFO L471 AbstractCegarLoop]: Abstraction has 857 states and 1481 transitions. [2024-11-09 05:37:21,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:21,898 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1481 transitions. [2024-11-09 05:37:21,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:21,899 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:21,899 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:21,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2024-11-09 05:37:21,899 INFO L396 AbstractCegarLoop]: === Iteration 120 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:21,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:21,900 INFO L85 PathProgramCache]: Analyzing trace with hash -778941886, now seen corresponding path program 7 times [2024-11-09 05:37:21,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:21,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230807016] [2024-11-09 05:37:21,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:21,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:23,257 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:23,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230807016] [2024-11-09 05:37:23,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230807016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:23,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:23,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:23,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691895744] [2024-11-09 05:37:23,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:23,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:23,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:23,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:23,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:23,259 INFO L87 Difference]: Start difference. First operand 857 states and 1481 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:24,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:24,016 INFO L93 Difference]: Finished difference Result 1057 states and 1853 transitions. [2024-11-09 05:37:24,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:37:24,016 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:24,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:24,021 INFO L225 Difference]: With dead ends: 1057 [2024-11-09 05:37:24,021 INFO L226 Difference]: Without dead ends: 1041 [2024-11-09 05:37:24,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:37:24,022 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 190 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:24,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 553 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 771 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:37:24,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2024-11-09 05:37:24,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 903. [2024-11-09 05:37:24,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 903 states, 901 states have (on average 1.734739178690344) internal successors, (1563), 902 states have internal predecessors, (1563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:24,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1563 transitions. [2024-11-09 05:37:24,036 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1563 transitions. Word has length 190 [2024-11-09 05:37:24,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:24,037 INFO L471 AbstractCegarLoop]: Abstraction has 903 states and 1563 transitions. [2024-11-09 05:37:24,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1563 transitions. [2024-11-09 05:37:24,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:24,039 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:24,039 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:24,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2024-11-09 05:37:24,039 INFO L396 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:24,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:24,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1027810454, now seen corresponding path program 8 times [2024-11-09 05:37:24,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:24,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710090448] [2024-11-09 05:37:24,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:24,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:25,274 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:25,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710090448] [2024-11-09 05:37:25,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710090448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:25,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:25,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:25,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647881623] [2024-11-09 05:37:25,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:25,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:25,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:25,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:25,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:25,276 INFO L87 Difference]: Start difference. First operand 903 states and 1563 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:26,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:26,016 INFO L93 Difference]: Finished difference Result 1049 states and 1835 transitions. [2024-11-09 05:37:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:37:26,016 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:26,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:26,020 INFO L225 Difference]: With dead ends: 1049 [2024-11-09 05:37:26,020 INFO L226 Difference]: Without dead ends: 1031 [2024-11-09 05:37:26,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:37:26,021 INFO L432 NwaCegarLoop]: 168 mSDtfsCounter, 185 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 578 SdHoareTripleChecker+Invalid, 874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:26,021 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 578 Invalid, 874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 826 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:37:26,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1031 states. [2024-11-09 05:37:26,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1031 to 880. [2024-11-09 05:37:26,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 880 states, 878 states have (on average 1.7277904328018223) internal successors, (1517), 879 states have internal predecessors, (1517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:26,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1517 transitions. [2024-11-09 05:37:26,031 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1517 transitions. Word has length 190 [2024-11-09 05:37:26,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:26,032 INFO L471 AbstractCegarLoop]: Abstraction has 880 states and 1517 transitions. [2024-11-09 05:37:26,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:26,032 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1517 transitions. [2024-11-09 05:37:26,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:26,033 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:26,033 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:26,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2024-11-09 05:37:26,033 INFO L396 AbstractCegarLoop]: === Iteration 122 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:26,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:26,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1233548162, now seen corresponding path program 9 times [2024-11-09 05:37:26,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:26,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792803525] [2024-11-09 05:37:26,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:26,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:27,001 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:27,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792803525] [2024-11-09 05:37:27,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792803525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:27,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:27,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:27,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759471129] [2024-11-09 05:37:27,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:27,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:27,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:27,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:27,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:27,003 INFO L87 Difference]: Start difference. First operand 880 states and 1517 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:27,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:27,790 INFO L93 Difference]: Finished difference Result 1066 states and 1828 transitions. [2024-11-09 05:37:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:37:27,790 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:27,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:27,795 INFO L225 Difference]: With dead ends: 1066 [2024-11-09 05:37:27,795 INFO L226 Difference]: Without dead ends: 1046 [2024-11-09 05:37:27,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=154, Invalid=266, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:37:27,796 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 240 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 588 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:27,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 448 Invalid, 645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 588 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:37:27,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2024-11-09 05:37:27,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 857. [2024-11-09 05:37:27,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 855 states have (on average 1.7321637426900585) internal successors, (1481), 856 states have internal predecessors, (1481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1481 transitions. [2024-11-09 05:37:27,809 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1481 transitions. Word has length 190 [2024-11-09 05:37:27,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:27,809 INFO L471 AbstractCegarLoop]: Abstraction has 857 states and 1481 transitions. [2024-11-09 05:37:27,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:27,809 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1481 transitions. [2024-11-09 05:37:27,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:27,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:27,811 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:27,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2024-11-09 05:37:27,811 INFO L396 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:27,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:27,812 INFO L85 PathProgramCache]: Analyzing trace with hash 507918772, now seen corresponding path program 10 times [2024-11-09 05:37:27,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:27,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201267883] [2024-11-09 05:37:27,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:27,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:29,176 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:29,176 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:29,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201267883] [2024-11-09 05:37:29,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201267883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:29,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:29,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:29,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437023652] [2024-11-09 05:37:29,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:29,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:29,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:29,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:29,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:29,178 INFO L87 Difference]: Start difference. First operand 857 states and 1481 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:29,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:29,845 INFO L93 Difference]: Finished difference Result 1184 states and 2076 transitions. [2024-11-09 05:37:29,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:37:29,845 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:29,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:29,849 INFO L225 Difference]: With dead ends: 1184 [2024-11-09 05:37:29,849 INFO L226 Difference]: Without dead ends: 1168 [2024-11-09 05:37:29,850 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:37:29,850 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 236 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 692 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:29,850 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 490 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 692 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:37:29,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1168 states. [2024-11-09 05:37:29,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1168 to 952. [2024-11-09 05:37:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 950 states have (on average 1.7484210526315789) internal successors, (1661), 951 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:29,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1661 transitions. [2024-11-09 05:37:29,864 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1661 transitions. Word has length 190 [2024-11-09 05:37:29,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:29,865 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1661 transitions. [2024-11-09 05:37:29,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1661 transitions. [2024-11-09 05:37:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:29,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:29,866 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:29,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2024-11-09 05:37:29,866 INFO L396 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:29,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:29,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1980296184, now seen corresponding path program 11 times [2024-11-09 05:37:29,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:29,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971559092] [2024-11-09 05:37:29,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:29,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:30,941 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:30,941 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:30,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971559092] [2024-11-09 05:37:30,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971559092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:30,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:30,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:30,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762788990] [2024-11-09 05:37:30,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:30,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:30,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:30,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:30,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:30,943 INFO L87 Difference]: Start difference. First operand 952 states and 1661 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:31,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:31,474 INFO L93 Difference]: Finished difference Result 1157 states and 2027 transitions. [2024-11-09 05:37:31,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:37:31,475 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:31,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:31,479 INFO L225 Difference]: With dead ends: 1157 [2024-11-09 05:37:31,479 INFO L226 Difference]: Without dead ends: 1139 [2024-11-09 05:37:31,479 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=114, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:37:31,479 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 240 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:31,479 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 396 Invalid, 558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 517 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 05:37:31,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1139 states. [2024-11-09 05:37:31,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1139 to 924. [2024-11-09 05:37:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 922 states have (on average 1.7407809110629067) internal successors, (1605), 923 states have internal predecessors, (1605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:31,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1605 transitions. [2024-11-09 05:37:31,497 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1605 transitions. Word has length 190 [2024-11-09 05:37:31,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:31,497 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1605 transitions. [2024-11-09 05:37:31,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1605 transitions. [2024-11-09 05:37:31,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:31,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:31,499 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:31,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2024-11-09 05:37:31,499 INFO L396 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:31,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:31,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1774558476, now seen corresponding path program 12 times [2024-11-09 05:37:31,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:31,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061710675] [2024-11-09 05:37:31,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:31,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:32,411 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:32,411 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:32,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061710675] [2024-11-09 05:37:32,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061710675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:32,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:32,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:32,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741496033] [2024-11-09 05:37:32,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:32,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:32,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:32,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:32,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:32,413 INFO L87 Difference]: Start difference. First operand 924 states and 1605 transitions. Second operand has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:33,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:33,308 INFO L93 Difference]: Finished difference Result 1135 states and 1949 transitions. [2024-11-09 05:37:33,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 05:37:33,309 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:33,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:33,313 INFO L225 Difference]: With dead ends: 1135 [2024-11-09 05:37:33,313 INFO L226 Difference]: Without dead ends: 1115 [2024-11-09 05:37:33,313 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=242, Unknown=0, NotChecked=0, Total=380 [2024-11-09 05:37:33,313 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 239 mSDsluCounter, 547 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:33,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 720 Invalid, 919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:37:33,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1115 states. [2024-11-09 05:37:33,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1115 to 857. [2024-11-09 05:37:33,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 855 states have (on average 1.7321637426900585) internal successors, (1481), 856 states have internal predecessors, (1481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:33,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1481 transitions. [2024-11-09 05:37:33,326 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1481 transitions. Word has length 190 [2024-11-09 05:37:33,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:33,326 INFO L471 AbstractCegarLoop]: Abstraction has 857 states and 1481 transitions. [2024-11-09 05:37:33,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.11111111111111) internal successors, (136), 10 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:33,327 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1481 transitions. [2024-11-09 05:37:33,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:33,328 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:33,328 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:33,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2024-11-09 05:37:33,328 INFO L396 AbstractCegarLoop]: === Iteration 126 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:33,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:33,328 INFO L85 PathProgramCache]: Analyzing trace with hash -401026260, now seen corresponding path program 13 times [2024-11-09 05:37:33,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:33,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425891873] [2024-11-09 05:37:33,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:33,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:34,646 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:34,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425891873] [2024-11-09 05:37:34,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425891873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:34,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:34,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:37:34,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060427010] [2024-11-09 05:37:34,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:34,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:37:34,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:34,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:37:34,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:34,647 INFO L87 Difference]: Start difference. First operand 857 states and 1481 transitions. Second operand has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:35,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:35,437 INFO L93 Difference]: Finished difference Result 1099 states and 1919 transitions. [2024-11-09 05:37:35,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:37:35,438 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:35,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:35,441 INFO L225 Difference]: With dead ends: 1099 [2024-11-09 05:37:35,441 INFO L226 Difference]: Without dead ends: 1083 [2024-11-09 05:37:35,442 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:37:35,442 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 182 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:35,442 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 736 Invalid, 977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:37:35,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2024-11-09 05:37:35,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 820. [2024-11-09 05:37:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 820 states, 818 states have (on average 1.7371638141809291) internal successors, (1421), 819 states have internal predecessors, (1421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:35,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 820 states and 1421 transitions. [2024-11-09 05:37:35,452 INFO L78 Accepts]: Start accepts. Automaton has 820 states and 1421 transitions. Word has length 190 [2024-11-09 05:37:35,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:35,453 INFO L471 AbstractCegarLoop]: Abstraction has 820 states and 1421 transitions. [2024-11-09 05:37:35,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:35,453 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1421 transitions. [2024-11-09 05:37:35,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:35,454 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:35,454 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:35,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2024-11-09 05:37:35,454 INFO L396 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:35,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:35,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1405726080, now seen corresponding path program 14 times [2024-11-09 05:37:35,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:35,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677266312] [2024-11-09 05:37:35,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:35,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:36,529 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:36,529 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:36,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677266312] [2024-11-09 05:37:36,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677266312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:36,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:36,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:37:36,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345058850] [2024-11-09 05:37:36,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:36,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:37:36,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:36,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:37:36,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:36,531 INFO L87 Difference]: Start difference. First operand 820 states and 1421 transitions. Second operand has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:37,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:37,267 INFO L93 Difference]: Finished difference Result 1064 states and 1862 transitions. [2024-11-09 05:37:37,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:37:37,267 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:37,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:37,271 INFO L225 Difference]: With dead ends: 1064 [2024-11-09 05:37:37,272 INFO L226 Difference]: Without dead ends: 1046 [2024-11-09 05:37:37,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=202, Unknown=0, NotChecked=0, Total=306 [2024-11-09 05:37:37,272 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 230 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 777 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 547 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 777 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:37,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 547 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 777 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:37:37,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2024-11-09 05:37:37,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 784. [2024-11-09 05:37:37,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 784 states, 782 states have (on average 1.725063938618926) internal successors, (1349), 783 states have internal predecessors, (1349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:37,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 1349 transitions. [2024-11-09 05:37:37,285 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 1349 transitions. Word has length 190 [2024-11-09 05:37:37,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:37,285 INFO L471 AbstractCegarLoop]: Abstraction has 784 states and 1349 transitions. [2024-11-09 05:37:37,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:37,286 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1349 transitions. [2024-11-09 05:37:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-09 05:37:37,287 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:37,287 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:37:37,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2024-11-09 05:37:37,287 INFO L396 AbstractCegarLoop]: === Iteration 128 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:37,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:37,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1611463788, now seen corresponding path program 15 times [2024-11-09 05:37:37,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:37,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675553059] [2024-11-09 05:37:37,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:37,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:38,238 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:38,239 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:38,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675553059] [2024-11-09 05:37:38,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675553059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:38,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:38,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:37:38,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107084252] [2024-11-09 05:37:38,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:38,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:37:38,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:38,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:37:38,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:38,240 INFO L87 Difference]: Start difference. First operand 784 states and 1349 transitions. Second operand has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:38,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:38,913 INFO L93 Difference]: Finished difference Result 1035 states and 1799 transitions. [2024-11-09 05:37:38,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 05:37:38,913 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2024-11-09 05:37:38,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:38,917 INFO L225 Difference]: With dead ends: 1035 [2024-11-09 05:37:38,918 INFO L226 Difference]: Without dead ends: 1015 [2024-11-09 05:37:38,918 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=282, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:37:38,918 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 269 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:38,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 479 Invalid, 700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 652 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 05:37:38,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1015 states. [2024-11-09 05:37:38,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1015 to 619. [2024-11-09 05:37:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 618 states have (on average 1.6763754045307444) internal successors, (1036), 618 states have internal predecessors, (1036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 1036 transitions. [2024-11-09 05:37:38,929 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 1036 transitions. Word has length 190 [2024-11-09 05:37:38,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:38,930 INFO L471 AbstractCegarLoop]: Abstraction has 619 states and 1036 transitions. [2024-11-09 05:37:38,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 13.6) internal successors, (136), 11 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:38,930 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1036 transitions. [2024-11-09 05:37:38,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-09 05:37:38,931 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:38,931 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2024-11-09 05:37:38,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2024-11-09 05:37:38,932 INFO L396 AbstractCegarLoop]: === Iteration 129 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:38,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:38,932 INFO L85 PathProgramCache]: Analyzing trace with hash -723843335, now seen corresponding path program 1 times [2024-11-09 05:37:38,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:38,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524200566] [2024-11-09 05:37:38,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:38,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:40,345 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:40,345 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:40,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524200566] [2024-11-09 05:37:40,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524200566] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:40,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:40,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:40,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349263790] [2024-11-09 05:37:40,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:40,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:40,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:40,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:40,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:40,347 INFO L87 Difference]: Start difference. First operand 619 states and 1036 transitions. Second operand has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:40,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:40,965 INFO L93 Difference]: Finished difference Result 1173 states and 2061 transitions. [2024-11-09 05:37:40,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 05:37:40,966 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2024-11-09 05:37:40,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:40,969 INFO L225 Difference]: With dead ends: 1173 [2024-11-09 05:37:40,970 INFO L226 Difference]: Without dead ends: 1122 [2024-11-09 05:37:40,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:40,970 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 109 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 802 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:40,971 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 552 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 802 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:37:40,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states. [2024-11-09 05:37:40,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 906. [2024-11-09 05:37:40,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 906 states, 905 states have (on average 1.7303867403314916) internal successors, (1566), 905 states have internal predecessors, (1566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:40,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 906 states and 1566 transitions. [2024-11-09 05:37:40,983 INFO L78 Accepts]: Start accepts. Automaton has 906 states and 1566 transitions. Word has length 198 [2024-11-09 05:37:40,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:40,984 INFO L471 AbstractCegarLoop]: Abstraction has 906 states and 1566 transitions. [2024-11-09 05:37:40,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:40,984 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1566 transitions. [2024-11-09 05:37:40,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-09 05:37:40,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:40,985 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2024-11-09 05:37:40,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2024-11-09 05:37:40,985 INFO L396 AbstractCegarLoop]: === Iteration 130 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:40,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:40,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1697034739, now seen corresponding path program 2 times [2024-11-09 05:37:40,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:40,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528996902] [2024-11-09 05:37:40,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:40,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:42,228 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:42,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528996902] [2024-11-09 05:37:42,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528996902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:42,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:42,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:42,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448504215] [2024-11-09 05:37:42,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:42,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:42,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:42,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:42,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:42,230 INFO L87 Difference]: Start difference. First operand 906 states and 1566 transitions. Second operand has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:43,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:43,085 INFO L93 Difference]: Finished difference Result 1142 states and 1995 transitions. [2024-11-09 05:37:43,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 05:37:43,086 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2024-11-09 05:37:43,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:43,090 INFO L225 Difference]: With dead ends: 1142 [2024-11-09 05:37:43,090 INFO L226 Difference]: Without dead ends: 993 [2024-11-09 05:37:43,090 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:37:43,091 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 148 mSDsluCounter, 500 mSDsCounter, 0 mSdLazyCounter, 822 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:43,091 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 674 Invalid, 843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 822 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 05:37:43,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2024-11-09 05:37:43,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 750. [2024-11-09 05:37:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 749 states have (on average 1.6862483311081442) internal successors, (1263), 749 states have internal predecessors, (1263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1263 transitions. [2024-11-09 05:37:43,102 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1263 transitions. Word has length 198 [2024-11-09 05:37:43,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:43,102 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1263 transitions. [2024-11-09 05:37:43,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1263 transitions. [2024-11-09 05:37:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-09 05:37:43,103 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:43,103 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2024-11-09 05:37:43,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2024-11-09 05:37:43,104 INFO L396 AbstractCegarLoop]: === Iteration 131 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:43,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:43,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1770207175, now seen corresponding path program 3 times [2024-11-09 05:37:43,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:43,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400939842] [2024-11-09 05:37:43,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:43,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:43,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:44,087 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:44,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400939842] [2024-11-09 05:37:44,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400939842] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:44,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:44,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:44,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004113435] [2024-11-09 05:37:44,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:44,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:44,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:44,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:44,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:44,088 INFO L87 Difference]: Start difference. First operand 750 states and 1263 transitions. Second operand has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:44,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:44,598 INFO L93 Difference]: Finished difference Result 1104 states and 1858 transitions. [2024-11-09 05:37:44,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:37:44,599 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2024-11-09 05:37:44,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:44,602 INFO L225 Difference]: With dead ends: 1104 [2024-11-09 05:37:44,603 INFO L226 Difference]: Without dead ends: 851 [2024-11-09 05:37:44,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:37:44,603 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 124 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:44,604 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 450 Invalid, 584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 563 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 05:37:44,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2024-11-09 05:37:44,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 750. [2024-11-09 05:37:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 749 states have (on average 1.6755674232309747) internal successors, (1255), 749 states have internal predecessors, (1255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1255 transitions. [2024-11-09 05:37:44,620 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1255 transitions. Word has length 198 [2024-11-09 05:37:44,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:44,621 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1255 transitions. [2024-11-09 05:37:44,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:44,621 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1255 transitions. [2024-11-09 05:37:44,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-09 05:37:44,622 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:44,622 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2024-11-09 05:37:44,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2024-11-09 05:37:44,623 INFO L396 AbstractCegarLoop]: === Iteration 132 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:44,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:44,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1276914553, now seen corresponding path program 4 times [2024-11-09 05:37:44,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:44,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416385170] [2024-11-09 05:37:44,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:44,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:45,936 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:45,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416385170] [2024-11-09 05:37:45,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416385170] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:45,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:45,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:45,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271346414] [2024-11-09 05:37:45,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:45,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:45,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:45,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:45,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:45,937 INFO L87 Difference]: Start difference. First operand 750 states and 1255 transitions. Second operand has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:46,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:46,380 INFO L93 Difference]: Finished difference Result 825 states and 1377 transitions. [2024-11-09 05:37:46,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:37:46,380 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2024-11-09 05:37:46,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:46,384 INFO L225 Difference]: With dead ends: 825 [2024-11-09 05:37:46,384 INFO L226 Difference]: Without dead ends: 782 [2024-11-09 05:37:46,384 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:46,384 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 154 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:46,385 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 490 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 05:37:46,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 782 states. [2024-11-09 05:37:46,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 782 to 782. [2024-11-09 05:37:46,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 782 states, 781 states have (on average 1.6606914212548016) internal successors, (1297), 781 states have internal predecessors, (1297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:46,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 782 states and 1297 transitions. [2024-11-09 05:37:46,395 INFO L78 Accepts]: Start accepts. Automaton has 782 states and 1297 transitions. Word has length 198 [2024-11-09 05:37:46,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:46,395 INFO L471 AbstractCegarLoop]: Abstraction has 782 states and 1297 transitions. [2024-11-09 05:37:46,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1297 transitions. [2024-11-09 05:37:46,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-09 05:37:46,397 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:46,397 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2024-11-09 05:37:46,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2024-11-09 05:37:46,397 INFO L396 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:46,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:46,398 INFO L85 PathProgramCache]: Analyzing trace with hash 303723149, now seen corresponding path program 5 times [2024-11-09 05:37:46,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:46,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691342895] [2024-11-09 05:37:46,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:46,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:47,787 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:47,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691342895] [2024-11-09 05:37:47,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691342895] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:47,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:47,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:47,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125831433] [2024-11-09 05:37:47,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:47,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:47,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:47,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:47,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:47,789 INFO L87 Difference]: Start difference. First operand 782 states and 1297 transitions. Second operand has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:48,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:48,364 INFO L93 Difference]: Finished difference Result 790 states and 1307 transitions. [2024-11-09 05:37:48,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:37:48,364 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2024-11-09 05:37:48,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:48,368 INFO L225 Difference]: With dead ends: 790 [2024-11-09 05:37:48,368 INFO L226 Difference]: Without dead ends: 746 [2024-11-09 05:37:48,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:48,369 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 152 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:48,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 481 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 696 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 05:37:48,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2024-11-09 05:37:48,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 591. [2024-11-09 05:37:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 591 states, 590 states have (on average 1.611864406779661) internal successors, (951), 590 states have internal predecessors, (951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 951 transitions. [2024-11-09 05:37:48,379 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 951 transitions. Word has length 198 [2024-11-09 05:37:48,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:48,380 INFO L471 AbstractCegarLoop]: Abstraction has 591 states and 951 transitions. [2024-11-09 05:37:48,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:48,380 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 951 transitions. [2024-11-09 05:37:48,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-09 05:37:48,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:48,381 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2024-11-09 05:37:48,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2024-11-09 05:37:48,381 INFO L396 AbstractCegarLoop]: === Iteration 134 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:48,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:48,382 INFO L85 PathProgramCache]: Analyzing trace with hash 230550713, now seen corresponding path program 6 times [2024-11-09 05:37:48,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:48,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120143327] [2024-11-09 05:37:48,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:48,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:49,607 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:49,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120143327] [2024-11-09 05:37:49,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120143327] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:49,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:49,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 05:37:49,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928457370] [2024-11-09 05:37:49,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:49,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 05:37:49,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:49,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 05:37:49,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 05:37:49,608 INFO L87 Difference]: Start difference. First operand 591 states and 951 transitions. Second operand has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:50,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:50,314 INFO L93 Difference]: Finished difference Result 764 states and 1247 transitions. [2024-11-09 05:37:50,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 05:37:50,315 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2024-11-09 05:37:50,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:50,318 INFO L225 Difference]: With dead ends: 764 [2024-11-09 05:37:50,318 INFO L226 Difference]: Without dead ends: 461 [2024-11-09 05:37:50,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:37:50,319 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 147 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:50,319 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 596 Invalid, 875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 850 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 05:37:50,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2024-11-09 05:37:50,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 453. [2024-11-09 05:37:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 452 states have (on average 1.5619469026548674) internal successors, (706), 452 states have internal predecessors, (706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:50,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 706 transitions. [2024-11-09 05:37:50,327 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 706 transitions. Word has length 198 [2024-11-09 05:37:50,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:50,327 INFO L471 AbstractCegarLoop]: Abstraction has 453 states and 706 transitions. [2024-11-09 05:37:50,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 16.0) internal successors, (144), 10 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 706 transitions. [2024-11-09 05:37:50,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-09 05:37:50,328 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:50,329 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2024-11-09 05:37:50,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2024-11-09 05:37:50,329 INFO L396 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-09 05:37:50,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:50,329 INFO L85 PathProgramCache]: Analyzing trace with hash -2060580559, now seen corresponding path program 7 times [2024-11-09 05:37:50,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:50,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527776665] [2024-11-09 05:37:50,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:50,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:51,283 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-09 05:37:51,283 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:51,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527776665] [2024-11-09 05:37:51,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527776665] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:51,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:51,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 05:37:51,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670856886] [2024-11-09 05:37:51,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:51,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 05:37:51,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:51,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 05:37:51,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:37:51,285 INFO L87 Difference]: Start difference. First operand 453 states and 706 transitions. Second operand has 11 states, 10 states have (on average 14.4) internal successors, (144), 11 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:51,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:51,636 INFO L93 Difference]: Finished difference Result 453 states and 706 transitions. [2024-11-09 05:37:51,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:37:51,637 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 14.4) internal successors, (144), 11 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2024-11-09 05:37:51,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:51,639 INFO L225 Difference]: With dead ends: 453 [2024-11-09 05:37:51,639 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 05:37:51,640 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:37:51,640 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 90 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 457 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:51,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 367 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 457 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 05:37:51,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 05:37:51,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 05:37:51,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:51,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 05:37:51,643 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 198 [2024-11-09 05:37:51,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:51,643 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 05:37:51,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 14.4) internal successors, (144), 11 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:51,644 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 05:37:51,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 05:37:51,646 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2024-11-09 05:37:51,647 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2024-11-09 05:37:51,647 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-11-09 05:37:51,647 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2024-11-09 05:37:51,647 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2024-11-09 05:37:51,647 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2024-11-09 05:37:51,648 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2024-11-09 05:37:51,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2024-11-09 05:37:51,651 INFO L407 BasicCegarLoop]: Path program histogram: [50, 41, 15, 7, 7, 7, 2, 2, 2, 1, 1] [2024-11-09 05:37:51,657 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 05:37:51,657 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:37:51,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:37:51 BasicIcfg [2024-11-09 05:37:51,660 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:37:51,661 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:37:51,661 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:37:51,661 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:37:51,662 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:33:16" (3/4) ... [2024-11-09 05:37:51,664 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 05:37:51,668 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-09 05:37:51,673 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-09 05:37:51,674 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 05:37:51,674 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 05:37:51,763 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 05:37:51,763 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 05:37:51,763 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:37:51,764 INFO L158 Benchmark]: Toolchain (without parser) took 276844.24ms. Allocated memory was 174.1MB in the beginning and 1.1GB in the end (delta: 914.4MB). Free memory was 141.1MB in the beginning and 484.2MB in the end (delta: -343.2MB). Peak memory consumption was 574.2MB. Max. memory is 16.1GB. [2024-11-09 05:37:51,764 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory was 83.6MB in the beginning and 83.5MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:37:51,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 904.52ms. Allocated memory is still 174.1MB. Free memory was 140.1MB in the beginning and 107.4MB in the end (delta: 32.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-09 05:37:51,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.76ms. Allocated memory is still 174.1MB. Free memory was 107.4MB in the beginning and 104.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:37:51,765 INFO L158 Benchmark]: Boogie Preprocessor took 52.08ms. Allocated memory is still 174.1MB. Free memory was 103.4MB in the beginning and 101.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:37:51,765 INFO L158 Benchmark]: RCFGBuilder took 703.99ms. Allocated memory is still 174.1MB. Free memory was 101.6MB in the beginning and 79.2MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 05:37:51,765 INFO L158 Benchmark]: TraceAbstraction took 275007.17ms. Allocated memory was 174.1MB in the beginning and 1.1GB in the end (delta: 914.4MB). Free memory was 78.4MB in the beginning and 488.4MB in the end (delta: -410.0MB). Peak memory consumption was 507.1MB. Max. memory is 16.1GB. [2024-11-09 05:37:51,765 INFO L158 Benchmark]: Witness Printer took 102.59ms. Allocated memory is still 1.1GB. Free memory was 488.4MB in the beginning and 484.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:37:51,766 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory was 83.6MB in the beginning and 83.5MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 904.52ms. Allocated memory is still 174.1MB. Free memory was 140.1MB in the beginning and 107.4MB in the end (delta: 32.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.76ms. Allocated memory is still 174.1MB. Free memory was 107.4MB in the beginning and 104.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.08ms. Allocated memory is still 174.1MB. Free memory was 103.4MB in the beginning and 101.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 703.99ms. Allocated memory is still 174.1MB. Free memory was 101.6MB in the beginning and 79.2MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 275007.17ms. Allocated memory was 174.1MB in the beginning and 1.1GB in the end (delta: 914.4MB). Free memory was 78.4MB in the beginning and 488.4MB in the end (delta: -410.0MB). Peak memory consumption was 507.1MB. Max. memory is 16.1GB. * Witness Printer took 102.59ms. Allocated memory is still 1.1GB. Free memory was 488.4MB in the beginning and 484.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 943]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 943]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 931]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 931]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 199 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 274.8s, OverallIterations: 135, TraceHistogramMax: 10, PathProgramHistogramMax: 50, EmptinessCheckTime: 0.3s, AutomataDifference: 127.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27848 SdHoareTripleChecker+Valid, 104.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27848 mSDsluCounter, 81651 SdHoareTripleChecker+Invalid, 91.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 55425 mSDsCounter, 7934 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 106960 IncrementalHoareTripleChecker+Invalid, 114894 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7934 mSolverCounterUnsat, 26226 mSDtfsCounter, 106960 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3883 GetRequests, 1824 SyntacticMatches, 11 SemanticMatches, 2048 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5880 ImplicationChecksByTransitivity, 32.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1738occurred in iteration=50, InterpolantAutomatonStates: 1830, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.8s AutomataMinimizationTime, 135 MinimizatonAttempts, 50153 StatesRemovedByMinimization, 130 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 136.8s InterpolantComputationTime, 24600 NumberOfCodeBlocks, 24540 NumberOfCodeBlocksAsserted, 140 NumberOfCheckSat, 24823 ConstructedInterpolants, 0 QuantifiedInterpolants, 127071 SizeOfPredicates, 22 NumberOfNonLiveVariables, 1193 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 143 InterpolantComputations, 132 PerfectInterpolantSequences, 36274/36893 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-09 05:37:51,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e519652-661c-4bec-9879-848bbd80e5fd/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE