/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSmt.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-d6e1636 [2023-01-11 01:13:44,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-11 01:13:44,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-11 01:13:44,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-01-11 01:13:44,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-11 01:13:44,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-11 01:13:44,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-11 01:13:44,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-11 01:13:44,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-11 01:13:44,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-11 01:13:44,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-11 01:13:44,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-11 01:13:44,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-11 01:13:44,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-11 01:13:44,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-11 01:13:44,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-11 01:13:44,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-01-11 01:13:44,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-01-11 01:13:44,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-01-11 01:13:44,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-01-11 01:13:44,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-01-11 01:13:44,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-01-11 01:13:44,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-01-11 01:13:44,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-01-11 01:13:44,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-01-11 01:13:44,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-01-11 01:13:44,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-01-11 01:13:44,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-01-11 01:13:44,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-01-11 01:13:44,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-01-11 01:13:44,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-11 01:13:44,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-11 01:13:44,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-11 01:13:44,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSmt.epf [2023-01-11 01:13:44,080 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-11 01:13:44,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-11 01:13:44,080 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-01-11 01:13:44,080 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-01-11 01:13:44,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-11 01:13:44,081 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-11 01:13:44,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-11 01:13:44,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-11 01:13:44,082 INFO L138 SettingsManager]: * Use SBE=true [2023-01-11 01:13:44,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-11 01:13:44,082 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-11 01:13:44,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-11 01:13:44,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-11 01:13:44,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-11 01:13:44,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-11 01:13:44,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-11 01:13:44,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-11 01:13:44,083 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-11 01:13:44,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-11 01:13:44,083 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-11 01:13:44,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-11 01:13:44,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-11 01:13:44,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-11 01:13:44,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-11 01:13:44,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-11 01:13:44,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-11 01:13:44,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-11 01:13:44,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-11 01:13:44,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-11 01:13:44,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-11 01:13:44,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-11 01:13:44,090 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-01-11 01:13:44,090 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-01-11 01:13:44,090 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-01-11 01:13:44,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-01-11 01:13:44,090 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2023-01-11 01:13:44,091 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-01-11 01:13:44,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2023-01-11 01:13:44,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-11 01:13:44,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-11 01:13:44,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-11 01:13:44,256 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-11 01:13:44,257 INFO L275 PluginConnector]: CDTParser initialized [2023-01-11 01:13:44,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c [2023-01-11 01:13:45,377 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-11 01:13:45,562 INFO L351 CDTParser]: Found 1 translation units. [2023-01-11 01:13:45,563 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c [2023-01-11 01:13:45,569 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20f3335f5/27e05d5fb8244bd4b631cc896a43a458/FLAG0d86e6817 [2023-01-11 01:13:45,586 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20f3335f5/27e05d5fb8244bd4b631cc896a43a458 [2023-01-11 01:13:45,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-11 01:13:45,590 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-11 01:13:45,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-11 01:13:45,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-11 01:13:45,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-11 01:13:45,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50db497d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45, skipping insertion in model container [2023-01-11 01:13:45,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-11 01:13:45,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-11 01:13:45,774 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c[2309,2322] [2023-01-11 01:13:45,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-11 01:13:45,789 INFO L203 MainTranslator]: Completed pre-run [2023-01-11 01:13:45,821 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x4.wvr.c[2309,2322] [2023-01-11 01:13:45,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-11 01:13:45,836 INFO L208 MainTranslator]: Completed translation [2023-01-11 01:13:45,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45 WrapperNode [2023-01-11 01:13:45,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-11 01:13:45,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-11 01:13:45,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-11 01:13:45,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-11 01:13:45,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,884 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 172 [2023-01-11 01:13:45,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-11 01:13:45,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-11 01:13:45,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-11 01:13:45,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-11 01:13:45,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,909 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-11 01:13:45,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-11 01:13:45,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-11 01:13:45,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-11 01:13:45,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (1/1) ... [2023-01-11 01:13:45,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-11 01:13:45,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:45,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:45,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-01-11 01:13:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-11 01:13:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-01-11 01:13:46,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-01-11 01:13:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-01-11 01:13:46,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-01-11 01:13:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-01-11 01:13:46,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-01-11 01:13:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-01-11 01:13:46,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-01-11 01:13:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-11 01:13:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-11 01:13:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-11 01:13:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-11 01:13:46,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-11 01:13:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-11 01:13:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-11 01:13:46,026 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-11 01:13:46,134 INFO L236 CfgBuilder]: Building ICFG [2023-01-11 01:13:46,135 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-11 01:13:46,504 INFO L277 CfgBuilder]: Performing block encoding [2023-01-11 01:13:46,513 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-11 01:13:46,513 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-01-11 01:13:46,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 01:13:46 BoogieIcfgContainer [2023-01-11 01:13:46,515 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-11 01:13:46,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-11 01:13:46,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-11 01:13:46,519 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-11 01:13:46,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 01:13:45" (1/3) ... [2023-01-11 01:13:46,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b37e1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 01:13:46, skipping insertion in model container [2023-01-11 01:13:46,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 01:13:45" (2/3) ... [2023-01-11 01:13:46,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b37e1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 01:13:46, skipping insertion in model container [2023-01-11 01:13:46,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 01:13:46" (3/3) ... [2023-01-11 01:13:46,521 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x4.wvr.c [2023-01-11 01:13:46,527 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-01-11 01:13:46,536 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-11 01:13:46,536 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 51 error locations. [2023-01-11 01:13:46,536 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-11 01:13:46,641 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-01-11 01:13:46,686 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,689 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-01-11 01:13:46,739 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,749 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err0ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,759 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,759 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,762 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:46,773 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:46,775 INFO L307 ceAbstractionStarter]: Result for error location thread1Err0ASSERT_VIOLATIONDATA_RACE was SAFE (1/87) [2023-01-11 01:13:46,794 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,797 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-01-11 01:13:46,802 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err1ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,803 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,803 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,803 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,804 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:46,805 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:46,805 INFO L307 ceAbstractionStarter]: Result for error location thread1Err1ASSERT_VIOLATIONDATA_RACE was SAFE (2/87) [2023-01-11 01:13:46,810 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,817 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-01-11 01:13:46,837 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,837 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err2ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,838 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,838 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,838 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,839 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:46,840 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:46,840 INFO L307 ceAbstractionStarter]: Result for error location thread1Err2ASSERT_VIOLATIONDATA_RACE was SAFE (3/87) [2023-01-11 01:13:46,852 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,865 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2023-01-11 01:13:46,872 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,873 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err3ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,873 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,873 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,874 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,874 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:46,875 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:46,875 INFO L307 ceAbstractionStarter]: Result for error location thread1Err3ASSERT_VIOLATIONDATA_RACE was SAFE (4/87) [2023-01-11 01:13:46,879 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,887 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2023-01-11 01:13:46,896 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,896 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err4ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,901 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,901 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,902 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,902 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:46,903 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:46,903 INFO L307 ceAbstractionStarter]: Result for error location thread1Err4ASSERT_VIOLATIONDATA_RACE was SAFE (5/87) [2023-01-11 01:13:46,907 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,917 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2023-01-11 01:13:46,921 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,921 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err5ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,921 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,922 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,922 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,922 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:46,923 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:46,923 INFO L307 ceAbstractionStarter]: Result for error location thread1Err5ASSERT_VIOLATIONDATA_RACE was SAFE (6/87) [2023-01-11 01:13:46,926 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,931 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,950 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,951 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err6ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,951 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,951 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,951 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,951 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:46,952 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:46,952 INFO L307 ceAbstractionStarter]: Result for error location thread1Err6ASSERT_VIOLATIONDATA_RACE was SAFE (7/87) [2023-01-11 01:13:46,956 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2023-01-11 01:13:46,961 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2023-01-11 01:13:46,966 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,966 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Err7ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,966 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,966 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,967 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,967 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:46,967 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:46,968 INFO L307 ceAbstractionStarter]: Result for error location thread1Err7ASSERT_VIOLATIONDATA_RACE was SAFE (8/87) [2023-01-11 01:13:46,973 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:46,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:46,981 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:46,998 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:46,998 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err0ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:46,999 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:46,999 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:46,999 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:46,999 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,000 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,000 INFO L307 ceAbstractionStarter]: Result for error location thread2Err0ASSERT_VIOLATIONDATA_RACE was SAFE (9/87) [2023-01-11 01:13:47,003 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2023-01-11 01:13:47,008 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,014 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,014 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err1ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,015 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,015 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,015 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,016 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,016 INFO L307 ceAbstractionStarter]: Result for error location thread2Err1ASSERT_VIOLATIONDATA_RACE was SAFE (10/87) [2023-01-11 01:13:47,019 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (11)] Waiting until timeout for monitored process [2023-01-11 01:13:47,031 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2023-01-11 01:13:47,035 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,035 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err2ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,035 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,035 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,035 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,036 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,036 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,036 INFO L307 ceAbstractionStarter]: Result for error location thread2Err2ASSERT_VIOLATIONDATA_RACE was SAFE (11/87) [2023-01-11 01:13:47,040 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,049 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2023-01-11 01:13:47,052 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,052 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err3ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,053 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,053 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,053 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,054 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,054 INFO L307 ceAbstractionStarter]: Result for error location thread2Err3ASSERT_VIOLATIONDATA_RACE was SAFE (12/87) [2023-01-11 01:13:47,057 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,067 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,073 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,073 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err4ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,073 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,073 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,074 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,074 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,075 INFO L307 ceAbstractionStarter]: Result for error location thread2Err4ASSERT_VIOLATIONDATA_RACE was SAFE (13/87) [2023-01-11 01:13:47,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Waiting until timeout for monitored process [2023-01-11 01:13:47,079 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,083 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Waiting until timeout for monitored process [2023-01-11 01:13:47,099 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,099 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err5ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,099 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,100 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,100 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,100 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,101 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,101 INFO L307 ceAbstractionStarter]: Result for error location thread2Err5ASSERT_VIOLATIONDATA_RACE was SAFE (14/87) [2023-01-11 01:13:47,106 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,130 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (16)] Waiting until timeout for monitored process [2023-01-11 01:13:47,138 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,139 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err6ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,139 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,139 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,139 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,140 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,140 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,140 INFO L307 ceAbstractionStarter]: Result for error location thread2Err6ASSERT_VIOLATIONDATA_RACE was SAFE (15/87) [2023-01-11 01:13:47,144 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,158 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Waiting until timeout for monitored process [2023-01-11 01:13:47,162 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,162 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Err7ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,163 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,163 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,163 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,164 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,164 INFO L307 ceAbstractionStarter]: Result for error location thread2Err7ASSERT_VIOLATIONDATA_RACE was SAFE (16/87) [2023-01-11 01:13:47,167 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,170 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Waiting until timeout for monitored process [2023-01-11 01:13:47,174 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,174 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Err0ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,174 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,174 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,175 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,175 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,175 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,175 INFO L307 ceAbstractionStarter]: Result for error location thread3Err0ASSERT_VIOLATIONDATA_RACE was SAFE (17/87) [2023-01-11 01:13:47,179 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,182 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,190 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,191 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Err1ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,191 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,191 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,191 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,192 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,193 INFO L307 ceAbstractionStarter]: Result for error location thread3Err1ASSERT_VIOLATIONDATA_RACE was SAFE (18/87) [2023-01-11 01:13:47,197 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (19)] Waiting until timeout for monitored process [2023-01-11 01:13:47,212 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,217 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Err2ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,217 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,217 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,217 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,218 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,218 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,218 INFO L307 ceAbstractionStarter]: Result for error location thread3Err2ASSERT_VIOLATIONDATA_RACE was SAFE (19/87) [2023-01-11 01:13:47,221 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (20)] Waiting until timeout for monitored process [2023-01-11 01:13:47,224 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (21)] Waiting until timeout for monitored process [2023-01-11 01:13:47,228 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,228 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Err3ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,228 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,228 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,228 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,229 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,229 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,230 INFO L307 ceAbstractionStarter]: Result for error location thread3Err3ASSERT_VIOLATIONDATA_RACE was SAFE (20/87) [2023-01-11 01:13:47,234 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,237 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (22)] Waiting until timeout for monitored process [2023-01-11 01:13:47,246 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,246 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Err4ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,247 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,247 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,247 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,248 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,248 INFO L307 ceAbstractionStarter]: Result for error location thread3Err4ASSERT_VIOLATIONDATA_RACE was SAFE (21/87) [2023-01-11 01:13:47,251 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,256 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (23)] Waiting until timeout for monitored process [2023-01-11 01:13:47,260 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,262 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Err5ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,262 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,262 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,262 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,263 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,263 INFO L307 ceAbstractionStarter]: Result for error location thread3Err5ASSERT_VIOLATIONDATA_RACE was SAFE (22/87) [2023-01-11 01:13:47,266 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,270 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,277 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,278 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Err6ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,278 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,278 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,278 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,278 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,279 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,279 INFO L307 ceAbstractionStarter]: Result for error location thread3Err6ASSERT_VIOLATIONDATA_RACE was SAFE (23/87) [2023-01-11 01:13:47,282 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,285 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (25)] Waiting until timeout for monitored process [2023-01-11 01:13:47,290 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,294 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Err7ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,295 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,295 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,295 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2023-01-11 01:13:47,295 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,296 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-01-11 01:13:47,296 INFO L307 ceAbstractionStarter]: Result for error location thread3Err7ASSERT_VIOLATIONDATA_RACE was SAFE (24/87) [2023-01-11 01:13:47,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (24)] Waiting until timeout for monitored process [2023-01-11 01:13:47,341 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,359 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (26)] Waiting until timeout for monitored process [2023-01-11 01:13:47,368 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,369 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,369 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,369 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,392 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:47,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:47,397 INFO L85 PathProgramCache]: Analyzing trace with hash -194968180, now seen corresponding path program 1 times [2023-01-11 01:13:47,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:47,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110316345] [2023-01-11 01:13:47,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:47,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:47,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:47,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:47,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110316345] [2023-01-11 01:13:47,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110316345] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:47,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:47,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:47,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514130767] [2023-01-11 01:13:47,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:47,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:47,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:47,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:47,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:47,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:47,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:47,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:47,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:47,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:47,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-01-11 01:13:47,637 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:47,637 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE was SAFE (25/87) [2023-01-11 01:13:47,641 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,659 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (27)] Waiting until timeout for monitored process [2023-01-11 01:13:47,664 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,664 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,664 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,664 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,670 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:47,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:47,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1310881890, now seen corresponding path program 1 times [2023-01-11 01:13:47,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:47,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107506553] [2023-01-11 01:13:47,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:47,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:47,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:47,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107506553] [2023-01-11 01:13:47,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107506553] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:47,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:47,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:47,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607205056] [2023-01-11 01:13:47,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:47,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:47,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:47,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:47,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:47,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:47,770 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:47,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:47,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:47,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:47,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-01-11 01:13:47,778 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:47,778 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE was SAFE (26/87) [2023-01-11 01:13:47,781 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,797 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (28)] Waiting until timeout for monitored process [2023-01-11 01:13:47,807 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,814 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,815 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,815 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,823 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:47,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:47,824 INFO L85 PathProgramCache]: Analyzing trace with hash -149142531, now seen corresponding path program 1 times [2023-01-11 01:13:47,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:47,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014472953] [2023-01-11 01:13:47,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:47,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:47,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:47,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:47,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014472953] [2023-01-11 01:13:47,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014472953] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:47,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:47,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:47,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831025542] [2023-01-11 01:13:47,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:47,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:47,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:47,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:47,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:47,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:47,903 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:47,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:47,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:47,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:47,913 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-01-11 01:13:47,914 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:47,914 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE was SAFE (27/87) [2023-01-11 01:13:47,916 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:47,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:47,919 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:47,938 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:47,939 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:47,939 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:47,939 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:47,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (29)] Waiting until timeout for monitored process [2023-01-11 01:13:47,946 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:47,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:47,946 INFO L85 PathProgramCache]: Analyzing trace with hash -782661860, now seen corresponding path program 1 times [2023-01-11 01:13:47,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:47,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578028197] [2023-01-11 01:13:47,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:47,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:47,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:47,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:47,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578028197] [2023-01-11 01:13:47,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578028197] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:47,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:47,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:47,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393526900] [2023-01-11 01:13:47,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:47,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:47,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:47,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:47,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:47,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:47,985 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:47,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:47,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:47,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:47,996 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:47,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-01-11 01:13:47,997 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:47,999 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE was SAFE (28/87) [2023-01-11 01:13:48,003 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:48,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:48,006 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:48,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (30)] Waiting until timeout for monitored process [2023-01-11 01:13:48,010 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:48,010 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:48,010 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,010 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:48,016 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,017 INFO L85 PathProgramCache]: Analyzing trace with hash -30835453, now seen corresponding path program 1 times [2023-01-11 01:13:48,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21753088] [2023-01-11 01:13:48,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:48,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:48,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21753088] [2023-01-11 01:13:48,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21753088] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:48,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:48,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:48,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706187932] [2023-01-11 01:13:48,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:48,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:48,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:48,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:48,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:48,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,049 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:48,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:48,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:48,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:48,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-01-11 01:13:48,058 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:48,058 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE was SAFE (29/87) [2023-01-11 01:13:48,060 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:48,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:48,068 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:48,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (31)] Waiting until timeout for monitored process [2023-01-11 01:13:48,073 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:48,073 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:48,073 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,073 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:48,079 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1541891551, now seen corresponding path program 1 times [2023-01-11 01:13:48,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294656886] [2023-01-11 01:13:48,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:48,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:48,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:48,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294656886] [2023-01-11 01:13:48,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294656886] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:48,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:48,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:48,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591849556] [2023-01-11 01:13:48,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:48,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:48,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:48,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:48,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:48,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,147 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:48,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:48,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:48,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:48,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-01-11 01:13:48,162 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:48,162 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE was SAFE (30/87) [2023-01-11 01:13:48,164 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:48,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:48,167 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:48,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (32)] Waiting until timeout for monitored process [2023-01-11 01:13:48,178 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:48,178 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:48,179 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,179 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:48,184 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,185 INFO L85 PathProgramCache]: Analyzing trace with hash 5951002, now seen corresponding path program 1 times [2023-01-11 01:13:48,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993747261] [2023-01-11 01:13:48,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:48,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:48,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:48,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993747261] [2023-01-11 01:13:48,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993747261] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:48,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:48,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:48,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603274217] [2023-01-11 01:13:48,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:48,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:48,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:48,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:48,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,245 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:48,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.5) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:48,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:48,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:48,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-01-11 01:13:48,263 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:48,263 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE was SAFE (31/87) [2023-01-11 01:13:48,265 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:48,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:48,287 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:48,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (33)] Waiting until timeout for monitored process [2023-01-11 01:13:48,290 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:48,293 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:48,293 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,293 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:48,298 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1662521643, now seen corresponding path program 1 times [2023-01-11 01:13:48,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126454598] [2023-01-11 01:13:48,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:48,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:48,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:48,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126454598] [2023-01-11 01:13:48,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126454598] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:48,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:48,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:48,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472769828] [2023-01-11 01:13:48,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:48,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:48,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:48,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:48,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:48,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,331 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:48,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:48,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:48,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:48,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-01-11 01:13:48,346 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:48,346 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE was SAFE (32/87) [2023-01-11 01:13:48,348 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:48,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:48,352 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:48,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (34)] Waiting until timeout for monitored process [2023-01-11 01:13:48,356 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:48,356 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:48,357 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,357 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:48,379 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,380 INFO L85 PathProgramCache]: Analyzing trace with hash 52833766, now seen corresponding path program 1 times [2023-01-11 01:13:48,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983395690] [2023-01-11 01:13:48,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:48,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:48,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983395690] [2023-01-11 01:13:48,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983395690] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:48,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:48,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:48,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277407848] [2023-01-11 01:13:48,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:48,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:48,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:48,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:48,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:48,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,437 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:48,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:48,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:48,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:48,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-01-11 01:13:48,447 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:48,447 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE was SAFE (33/87) [2023-01-11 01:13:48,449 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:48,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:48,485 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:48,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (35)] Waiting until timeout for monitored process [2023-01-11 01:13:48,499 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:48,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:48,506 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,506 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:48,546 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,546 INFO L85 PathProgramCache]: Analyzing trace with hash -766335072, now seen corresponding path program 1 times [2023-01-11 01:13:48,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750500034] [2023-01-11 01:13:48,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:48,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:48,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:48,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750500034] [2023-01-11 01:13:48,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750500034] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:48,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:48,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:48,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904104649] [2023-01-11 01:13:48,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:48,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:48,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:48,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:48,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,599 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:48,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:48,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:48,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-01-11 01:13:48,607 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:48,607 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE was SAFE (34/87) [2023-01-11 01:13:48,610 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:48,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:48,617 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:48,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (36)] Waiting until timeout for monitored process [2023-01-11 01:13:48,622 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:48,622 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:48,622 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,622 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:48,640 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,641 INFO L85 PathProgramCache]: Analyzing trace with hash 70419084, now seen corresponding path program 1 times [2023-01-11 01:13:48,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318004716] [2023-01-11 01:13:48,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:48,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:48,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318004716] [2023-01-11 01:13:48,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318004716] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:48,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:48,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:48,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426018886] [2023-01-11 01:13:48,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:48,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-01-11 01:13:48,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:48,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-01-11 01:13:48,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-01-11 01:13:48,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:48,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.5) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:48,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-01-11 01:13:48,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2023-01-11 01:13:48,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-01-11 01:13:48,776 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-01-11 01:13:48,776 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE was SAFE (35/87) [2023-01-11 01:13:48,778 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-01-11 01:13:48,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-11 01:13:48,780 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-01-11 01:13:48,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (37)] Waiting until timeout for monitored process [2023-01-11 01:13:48,784 INFO L164 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-01-11 01:13:48,784 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE ======== [2023-01-11 01:13:48,784 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@35c2dad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-01-11 01:13:48,784 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-01-11 01:13:48,899 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,900 INFO L85 PathProgramCache]: Analyzing trace with hash -925108716, now seen corresponding path program 1 times [2023-01-11 01:13:48,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948360321] [2023-01-11 01:13:48,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:48,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:48,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948360321] [2023-01-11 01:13:48,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948360321] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:48,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:48,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-01-11 01:13:48,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194618142] [2023-01-11 01:13:48,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:48,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-01-11 01:13:48,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:48,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-01-11 01:13:48,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-01-11 01:13:48,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,945 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:48,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.0) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:48,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:48,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-01-11 01:13:48,957 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE] === [2023-01-11 01:13:48,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-01-11 01:13:48,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1173872641, now seen corresponding path program 1 times [2023-01-11 01:13:48,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-01-11 01:13:48,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285271967] [2023-01-11 01:13:48,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-01-11 01:13:48,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-01-11 01:13:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-01-11 01:13:49,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-01-11 01:13:49,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-01-11 01:13:49,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285271967] [2023-01-11 01:13:49,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285271967] provided 1 perfect and 0 imperfect interpolant sequences [2023-01-11 01:13:49,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-01-11 01:13:49,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-01-11 01:13:49,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364904784] [2023-01-11 01:13:49,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-01-11 01:13:49,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-01-11 01:13:49,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-01-11 01:13:49,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-01-11 01:13:49,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-01-11 01:13:49,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:49,509 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-01-11 01:13:49,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-01-11 01:13:49,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-01-11 01:13:49,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.