/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -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/pthread/triangular-longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-09 15:02:11,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-09 15:02:11,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-09 15:02:11,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-09 15:02:11,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-09 15:02:11,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-09 15:02:11,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-09 15:02:11,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-09 15:02:11,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-09 15:02:11,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-09 15:02:11,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-09 15:02:11,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-09 15:02:11,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-09 15:02:11,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-09 15:02:11,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-09 15:02:11,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-09 15:02:11,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-09 15:02:11,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-09 15:02:11,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-09 15:02:11,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-09 15:02:11,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-09 15:02:11,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-09 15:02:11,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-09 15:02:11,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-09 15:02:11,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-09 15:02:11,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-09 15:02:11,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-09 15:02:11,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-09 15:02:11,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-09 15:02:11,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-09 15:02:11,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-09 15:02:11,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-09 15:02:11,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-09 15:02:11,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-09 15:02:11,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-09 15:02:11,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-09 15:02:11,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-09 15:02:11,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-09 15:02:11,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-09 15:02:11,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-09 15:02:11,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-09 15:02:11,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-09 15:02:11,887 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-09 15:02:11,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-09 15:02:11,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-09 15:02:11,888 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-09 15:02:11,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-09 15:02:11,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-09 15:02:11,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-09 15:02:11,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-09 15:02:11,889 INFO L138 SettingsManager]: * Use SBE=true [2022-11-09 15:02:11,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-09 15:02:11,890 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-09 15:02:11,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-09 15:02:11,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-09 15:02:11,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-09 15:02:11,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-09 15:02:11,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-09 15:02:11,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-09 15:02:11,891 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-09 15:02:11,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-09 15:02:11,891 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-09 15:02:11,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-09 15:02:11,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-09 15:02:11,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-09 15:02:11,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-09 15:02:11,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-09 15:02:11,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 15:02:11,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-09 15:02:11,892 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-09 15:02:11,892 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-09 15:02:12,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-09 15:02:12,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-09 15:02:12,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-09 15:02:12,059 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-09 15:02:12,060 INFO L275 PluginConnector]: CDTParser initialized [2022-11-09 15:02:12,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/triangular-longer-1.i [2022-11-09 15:02:12,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd449fb1/290042fe4c6a4881b15e448b36064b3d/FLAGe44677ade [2022-11-09 15:02:12,530 INFO L306 CDTParser]: Found 1 translation units. [2022-11-09 15:02:12,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-longer-1.i [2022-11-09 15:02:12,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd449fb1/290042fe4c6a4881b15e448b36064b3d/FLAGe44677ade [2022-11-09 15:02:12,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd449fb1/290042fe4c6a4881b15e448b36064b3d [2022-11-09 15:02:12,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-09 15:02:12,558 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-09 15:02:12,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-09 15:02:12,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-09 15:02:12,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-09 15:02:12,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:12,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2746787a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12, skipping insertion in model container [2022-11-09 15:02:12,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:12,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-09 15:02:12,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-09 15:02:12,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-longer-1.i[30961,30974] [2022-11-09 15:02:12,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 15:02:12,885 INFO L203 MainTranslator]: Completed pre-run [2022-11-09 15:02:12,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-longer-1.i[30961,30974] [2022-11-09 15:02:12,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 15:02:12,966 INFO L208 MainTranslator]: Completed translation [2022-11-09 15:02:12,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12 WrapperNode [2022-11-09 15:02:12,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-09 15:02:12,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-09 15:02:12,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-09 15:02:12,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-09 15:02:12,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,013 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-11-09 15:02:13,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-09 15:02:13,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-09 15:02:13,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-09 15:02:13,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-09 15:02:13,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,037 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-09 15:02:13,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-09 15:02:13,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-09 15:02:13,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-09 15:02:13,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (1/1) ... [2022-11-09 15:02:13,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 15:02:13,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:02:13,073 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) [2022-11-09 15:02:13,099 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 [2022-11-09 15:02:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-09 15:02:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-09 15:02:13,115 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-09 15:02:13,115 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-09 15:02:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-09 15:02:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-09 15:02:13,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-09 15:02:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-09 15:02:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-09 15:02:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-09 15:02:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-09 15:02:13,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-09 15:02:13,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-09 15:02:13,118 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-09 15:02:13,224 INFO L235 CfgBuilder]: Building ICFG [2022-11-09 15:02:13,232 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-09 15:02:13,369 INFO L276 CfgBuilder]: Performing block encoding [2022-11-09 15:02:13,417 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-09 15:02:13,417 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-09 15:02:13,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:02:13 BoogieIcfgContainer [2022-11-09 15:02:13,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-09 15:02:13,421 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-09 15:02:13,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-09 15:02:13,423 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-09 15:02:13,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:02:12" (1/3) ... [2022-11-09 15:02:13,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3749cbfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:02:13, skipping insertion in model container [2022-11-09 15:02:13,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:02:12" (2/3) ... [2022-11-09 15:02:13,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3749cbfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:02:13, skipping insertion in model container [2022-11-09 15:02:13,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:02:13" (3/3) ... [2022-11-09 15:02:13,425 INFO L112 eAbstractionObserver]: Analyzing ICFG triangular-longer-1.i [2022-11-09 15:02:13,431 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-09 15:02:13,438 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-09 15:02:13,438 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-09 15:02:13,438 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-09 15:02:13,489 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-09 15:02:13,520 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:02:13,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 15:02:13,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:02:13,522 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) [2022-11-09 15:02:13,543 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 [2022-11-09 15:02:13,562 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 15:02:13,602 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Thread1of1ForFork0 ======== [2022-11-09 15:02:13,608 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;@10a2192a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:02:13,608 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-09 15:02:13,740 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE] === [2022-11-09 15:02:13,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:02:13,744 INFO L85 PathProgramCache]: Analyzing trace with hash -248131206, now seen corresponding path program 1 times [2022-11-09 15:02:13,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:02:13,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903834264] [2022-11-09 15:02:13,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:02:13,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:02:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:02:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 15:02:13,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:02:13,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903834264] [2022-11-09 15:02:13,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903834264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:02:13,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:02:13,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-09 15:02:13,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177274307] [2022-11-09 15:02:13,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:02:13,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 15:02:13,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:02:13,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 15:02:13,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 15:02:13,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:13,921 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:02:13,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 27.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 15:02:13,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:14,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:14,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2022-11-09 15:02:14,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1Err1ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2022-11-09 15:02:14,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-09 15:02:14,091 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-09 15:02:14,094 INFO L307 ceAbstractionStarter]: Result for error location t1Thread1of1ForFork0 was SAFE,SAFE (1/3) [2022-11-09 15:02:14,097 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:02:14,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 15:02:14,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:02:14,098 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) [2022-11-09 15:02:14,100 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 [2022-11-09 15:02:14,101 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 15:02:14,101 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-09 15:02:14,102 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;@10a2192a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:02:14,102 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-09 15:02:14,154 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-09 15:02:14,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:02:14,154 INFO L85 PathProgramCache]: Analyzing trace with hash 316740247, now seen corresponding path program 1 times [2022-11-09 15:02:14,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:02:14,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393176460] [2022-11-09 15:02:14,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:02:14,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:02:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:02:14,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 15:02:14,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:02:14,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393176460] [2022-11-09 15:02:14,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393176460] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:02:14,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:02:14,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-09 15:02:14,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222689156] [2022-11-09 15:02:14,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:02:14,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 15:02:14,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:02:14,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 15:02:14,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 15:02:14,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:14,226 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:02:14,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 32.0) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 15:02:14,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:14,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:14,299 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2022-11-09 15:02:14,299 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2022-11-09 15:02:14,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-11-09 15:02:14,300 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-11-09 15:02:14,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-09 15:02:14,301 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-09 15:02:14,302 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (2/3) [2022-11-09 15:02:14,303 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:02:14,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 15:02:14,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 15:02:14,332 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) [2022-11-09 15:02:14,335 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 15:02:14,335 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Thread1of1ForFork1 ======== [2022-11-09 15:02:14,336 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;@10a2192a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 15:02:14,336 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-09 15:02:14,349 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 [2022-11-09 15:02:14,384 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE] === [2022-11-09 15:02:14,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 15:02:14,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1230344868, now seen corresponding path program 1 times [2022-11-09 15:02:14,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 15:02:14,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447451923] [2022-11-09 15:02:14,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 15:02:14,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 15:02:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 15:02:14,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 15:02:14,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 15:02:14,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447451923] [2022-11-09 15:02:14,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447451923] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 15:02:14,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 15:02:14,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-09 15:02:14,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433548454] [2022-11-09 15:02:14,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 15:02:14,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-09 15:02:14,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 15:02:14,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-09 15:02:14,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-09 15:02:14,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:14,417 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 15:02:14,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 33.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 15:02:14,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:14,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 15:02:14,509 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2022-11-09 15:02:14,509 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err1ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2022-11-09 15:02:14,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-09 15:02:14,510 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-09 15:02:14,510 INFO L307 ceAbstractionStarter]: Result for error location t2Thread1of1ForFork1 was SAFE,SAFE (3/3) [2022-11-09 15:02:14,511 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-09 15:02:14,511 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-09 15:02:14,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 03:02:14 BasicIcfg [2022-11-09 15:02:14,516 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-09 15:02:14,517 INFO L158 Benchmark]: Toolchain (without parser) took 1958.01ms. Allocated memory was 187.7MB in the beginning and 252.7MB in the end (delta: 65.0MB). Free memory was 130.8MB in the beginning and 215.8MB in the end (delta: -85.0MB). Peak memory consumption was 88.8MB. Max. memory is 8.0GB. [2022-11-09 15:02:14,518 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 187.7MB. Free memory was 148.9MB in the beginning and 148.8MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-11-09 15:02:14,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.17ms. Allocated memory was 187.7MB in the beginning and 252.7MB in the end (delta: 65.0MB). Free memory was 130.7MB in the beginning and 218.1MB in the end (delta: -87.5MB). Peak memory consumption was 9.1MB. Max. memory is 8.0GB. [2022-11-09 15:02:14,518 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.34ms. Allocated memory is still 252.7MB. Free memory was 218.1MB in the beginning and 216.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-09 15:02:14,518 INFO L158 Benchmark]: Boogie Preprocessor took 25.83ms. Allocated memory is still 252.7MB. Free memory was 216.5MB in the beginning and 215.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-11-09 15:02:14,518 INFO L158 Benchmark]: RCFGBuilder took 378.71ms. Allocated memory is still 252.7MB. Free memory was 215.0MB in the beginning and 198.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-11-09 15:02:14,520 INFO L158 Benchmark]: TraceAbstraction took 1095.43ms. Allocated memory is still 252.7MB. Free memory was 197.7MB in the beginning and 215.8MB in the end (delta: -18.1MB). Peak memory consumption was 91.5MB. Max. memory is 8.0GB. [2022-11-09 15:02:14,522 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 187.7MB. Free memory was 148.9MB in the beginning and 148.8MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 399.17ms. Allocated memory was 187.7MB in the beginning and 252.7MB in the end (delta: 65.0MB). Free memory was 130.7MB in the beginning and 218.1MB in the end (delta: -87.5MB). Peak memory consumption was 9.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.34ms. Allocated memory is still 252.7MB. Free memory was 218.1MB in the beginning and 216.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.83ms. Allocated memory is still 252.7MB. Free memory was 216.5MB in the beginning and 215.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 378.71ms. Allocated memory is still 252.7MB. Free memory was 215.0MB in the beginning and 198.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 1095.43ms. Allocated memory is still 252.7MB. Free memory was 197.7MB in the beginning and 215.8MB in the end (delta: -18.1MB). Peak memory consumption was 91.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3127, positive: 2860, positive conditional: 1326, positive unconditional: 1534, negative: 267, negative conditional: 260, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2886, positive: 2860, positive conditional: 1326, positive unconditional: 1534, negative: 26, negative conditional: 19, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2886, positive: 2860, positive conditional: 1326, positive unconditional: 1534, negative: 26, negative conditional: 19, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2905, positive: 2860, positive conditional: 0, positive unconditional: 2860, negative: 45, negative conditional: 19, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2905, positive: 2860, positive conditional: 0, positive unconditional: 2860, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2905, positive: 2860, positive conditional: 0, positive unconditional: 2860, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1325, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1325, positive: 1293, positive conditional: 0, positive unconditional: 1293, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2905, positive: 1542, positive conditional: 0, positive unconditional: 1542, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 1325, unknown conditional: 0, unknown unconditional: 1325] , Statistics on independence cache: Total cache size (in pairs): 1325, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 19, Maximal queried relation: 1, Independence queries for same thread: 241 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 219, Number of trivial persistent sets: 134, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1541, positive: 1534, positive conditional: 0, positive unconditional: 1534, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3127, positive: 2860, positive conditional: 1326, positive unconditional: 1534, negative: 267, negative conditional: 260, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2886, positive: 2860, positive conditional: 1326, positive unconditional: 1534, negative: 26, negative conditional: 19, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2886, positive: 2860, positive conditional: 1326, positive unconditional: 1534, negative: 26, negative conditional: 19, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2905, positive: 2860, positive conditional: 0, positive unconditional: 2860, negative: 45, negative conditional: 19, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2905, positive: 2860, positive conditional: 0, positive unconditional: 2860, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2905, positive: 2860, positive conditional: 0, positive unconditional: 2860, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1325, positive: 1318, positive conditional: 0, positive unconditional: 1318, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1325, positive: 1293, positive conditional: 0, positive unconditional: 1293, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 83, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2905, positive: 1542, positive conditional: 0, positive unconditional: 1542, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 1325, unknown conditional: 0, unknown unconditional: 1325] , Statistics on independence cache: Total cache size (in pairs): 1325, Positive cache size: 1318, Positive conditional cache size: 0, Positive unconditional cache size: 1318, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 19, Maximal queried relation: 1, Independence queries for same thread: 241 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1950, positive: 1830, positive conditional: 648, positive unconditional: 1182, negative: 120, negative conditional: 113, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1852, positive: 1830, positive conditional: 648, positive unconditional: 1182, negative: 22, negative conditional: 15, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1852, positive: 1830, positive conditional: 648, positive unconditional: 1182, negative: 22, negative conditional: 15, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1867, positive: 1830, positive conditional: 0, positive unconditional: 1830, negative: 37, negative conditional: 15, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1867, positive: 1830, positive conditional: 0, positive unconditional: 1830, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1867, positive: 1830, positive conditional: 0, positive unconditional: 1830, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1035, positive: 1028, positive conditional: 0, positive unconditional: 1028, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1035, positive: 1003, positive conditional: 0, positive unconditional: 1003, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1867, positive: 802, positive conditional: 0, positive unconditional: 802, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 1035, unknown conditional: 0, unknown unconditional: 1035] , Statistics on independence cache: Total cache size (in pairs): 1035, Positive cache size: 1028, Positive conditional cache size: 0, Positive unconditional cache size: 1028, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 15, Maximal queried relation: 1, Independence queries for same thread: 98 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 131, Number of trivial persistent sets: 100, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1189, positive: 1182, positive conditional: 0, positive unconditional: 1182, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1950, positive: 1830, positive conditional: 648, positive unconditional: 1182, negative: 120, negative conditional: 113, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1852, positive: 1830, positive conditional: 648, positive unconditional: 1182, negative: 22, negative conditional: 15, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1852, positive: 1830, positive conditional: 648, positive unconditional: 1182, negative: 22, negative conditional: 15, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1867, positive: 1830, positive conditional: 0, positive unconditional: 1830, negative: 37, negative conditional: 15, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1867, positive: 1830, positive conditional: 0, positive unconditional: 1830, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1867, positive: 1830, positive conditional: 0, positive unconditional: 1830, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1035, positive: 1028, positive conditional: 0, positive unconditional: 1028, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1035, positive: 1003, positive conditional: 0, positive unconditional: 1003, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1867, positive: 802, positive conditional: 0, positive unconditional: 802, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 1035, unknown conditional: 0, unknown unconditional: 1035] , Statistics on independence cache: Total cache size (in pairs): 1035, Positive cache size: 1028, Positive conditional cache size: 0, Positive unconditional cache size: 1028, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 15, Maximal queried relation: 1, Independence queries for same thread: 98 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3075, positive: 2805, positive conditional: 1341, positive unconditional: 1464, negative: 270, negative conditional: 263, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2832, positive: 2805, positive conditional: 1341, positive unconditional: 1464, negative: 27, negative conditional: 20, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2832, positive: 2805, positive conditional: 1341, positive unconditional: 1464, negative: 27, negative conditional: 20, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2852, positive: 2805, positive conditional: 0, positive unconditional: 2805, negative: 47, negative conditional: 20, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2852, positive: 2805, positive conditional: 0, positive unconditional: 2805, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2852, positive: 2805, positive conditional: 0, positive unconditional: 2805, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1261, positive: 1254, positive conditional: 0, positive unconditional: 1254, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1261, positive: 1229, positive conditional: 0, positive unconditional: 1229, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 56, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2852, positive: 1551, positive conditional: 0, positive unconditional: 1551, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 1261, unknown conditional: 0, unknown unconditional: 1261] , Statistics on independence cache: Total cache size (in pairs): 1261, Positive cache size: 1254, Positive conditional cache size: 0, Positive unconditional cache size: 1254, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 20, Maximal queried relation: 1, Independence queries for same thread: 243 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 219, Number of trivial persistent sets: 128, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1471, positive: 1464, positive conditional: 0, positive unconditional: 1464, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3075, positive: 2805, positive conditional: 1341, positive unconditional: 1464, negative: 270, negative conditional: 263, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2832, positive: 2805, positive conditional: 1341, positive unconditional: 1464, negative: 27, negative conditional: 20, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2832, positive: 2805, positive conditional: 1341, positive unconditional: 1464, negative: 27, negative conditional: 20, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2852, positive: 2805, positive conditional: 0, positive unconditional: 2805, negative: 47, negative conditional: 20, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2852, positive: 2805, positive conditional: 0, positive unconditional: 2805, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2852, positive: 2805, positive conditional: 0, positive unconditional: 2805, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1261, positive: 1254, positive conditional: 0, positive unconditional: 1254, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1261, positive: 1229, positive conditional: 0, positive unconditional: 1229, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 56, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2852, positive: 1551, positive conditional: 0, positive unconditional: 1551, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 1261, unknown conditional: 0, unknown unconditional: 1261] , Statistics on independence cache: Total cache size (in pairs): 1261, Positive cache size: 1254, Positive conditional cache size: 0, Positive unconditional cache size: 1254, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 20, Maximal queried relation: 1, Independence queries for same thread: 243 - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 716]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 97 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 97 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 31 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 97 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 32 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-09 15:02:14,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2022-11-09 15:02:14,763 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-11-09 15:02:14,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-09 15:02:15,161 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...