/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-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/weaver/parallel-simple-equiv.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-15 06:52:48,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-15 06:52:48,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-15 06:52:48,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-15 06:52:48,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-15 06:52:48,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-15 06:52:48,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-15 06:52:48,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-15 06:52:48,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-15 06:52:48,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-15 06:52:48,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-15 06:52:48,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-15 06:52:48,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-15 06:52:48,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-15 06:52:48,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-15 06:52:48,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-15 06:52:48,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-15 06:52:48,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-15 06:52:48,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-15 06:52:48,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-15 06:52:48,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-15 06:52:48,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-15 06:52:48,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-15 06:52:48,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-15 06:52:48,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-15 06:52:48,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-15 06:52:48,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-15 06:52:48,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-15 06:52:48,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-15 06:52:48,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-15 06:52:48,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-15 06:52:48,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-15 06:52:48,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-15 06:52:48,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-15 06:52:48,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-15 06:52:48,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-15 06:52:48,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-15 06:52:48,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-15 06:52:48,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-15 06:52:48,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-15 06:52:48,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-15 06:52:48,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-15 06:52:48,469 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-15 06:52:48,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-15 06:52:48,470 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-15 06:52:48,470 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-15 06:52:48,470 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-15 06:52:48,471 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-15 06:52:48,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-15 06:52:48,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-15 06:52:48,471 INFO L138 SettingsManager]: * Use SBE=true [2022-11-15 06:52:48,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-15 06:52:48,471 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-15 06:52:48,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-15 06:52:48,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-15 06:52:48,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-15 06:52:48,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-15 06:52:48,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-15 06:52:48,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-15 06:52:48,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 06:52:48,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-15 06:52:48,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-15 06:52:48,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-15 06:52:48,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-15 06:52:48,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-15 06:52:48,474 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-15 06:52:48,474 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-15 06:52:48,474 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-15 06:52:48,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-15 06:52:48,474 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-15 06:52:48,474 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-15 06:52:48,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-15 06:52:48,475 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-15 06:52:48,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-15 06:52:48,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-15 06:52:48,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-15 06:52:48,660 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-15 06:52:48,661 INFO L275 PluginConnector]: CDTParser initialized [2022-11-15 06:52:48,661 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-simple-equiv.wvr.c [2022-11-15 06:52:48,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1be05f4/6c4c6818c3c245afb1d71b8b9b7f14ab/FLAGf08feb3a5 [2022-11-15 06:52:49,027 INFO L306 CDTParser]: Found 1 translation units. [2022-11-15 06:52:49,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-simple-equiv.wvr.c [2022-11-15 06:52:49,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1be05f4/6c4c6818c3c245afb1d71b8b9b7f14ab/FLAGf08feb3a5 [2022-11-15 06:52:49,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1be05f4/6c4c6818c3c245afb1d71b8b9b7f14ab [2022-11-15 06:52:49,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-15 06:52:49,481 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-15 06:52:49,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-15 06:52:49,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-15 06:52:49,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-15 06:52:49,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a18e4f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49, skipping insertion in model container [2022-11-15 06:52:49,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-15 06:52:49,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-15 06:52:49,674 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-15 06:52:49,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 06:52:49,679 INFO L203 MainTranslator]: Completed pre-run [2022-11-15 06:52:49,694 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-15 06:52:49,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 06:52:49,702 INFO L208 MainTranslator]: Completed translation [2022-11-15 06:52:49,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49 WrapperNode [2022-11-15 06:52:49,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-15 06:52:49,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-15 06:52:49,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-15 06:52:49,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-15 06:52:49,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,734 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-11-15 06:52:49,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-15 06:52:49,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-15 06:52:49,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-15 06:52:49,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-15 06:52:49,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,755 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-15 06:52:49,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-15 06:52:49,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-15 06:52:49,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-15 06:52:49,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (1/1) ... [2022-11-15 06:52:49,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 06:52:49,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 06:52:49,789 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) [2022-11-15 06:52:49,791 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 [2022-11-15 06:52:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-15 06:52:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-15 06:52:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-15 06:52:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-15 06:52:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-15 06:52:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-15 06:52:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-15 06:52:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-15 06:52:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-15 06:52:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-15 06:52:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-15 06:52:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-15 06:52:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-15 06:52:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-15 06:52:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-15 06:52:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-15 06:52:49,818 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-15 06:52:49,935 INFO L235 CfgBuilder]: Building ICFG [2022-11-15 06:52:49,937 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-15 06:52:50,095 INFO L276 CfgBuilder]: Performing block encoding [2022-11-15 06:52:50,115 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-15 06:52:50,115 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-15 06:52:50,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 06:52:50 BoogieIcfgContainer [2022-11-15 06:52:50,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-15 06:52:50,124 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-15 06:52:50,124 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-15 06:52:50,127 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-15 06:52:50,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 06:52:49" (1/3) ... [2022-11-15 06:52:50,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cf7ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 06:52:50, skipping insertion in model container [2022-11-15 06:52:50,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 06:52:49" (2/3) ... [2022-11-15 06:52:50,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cf7ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 06:52:50, skipping insertion in model container [2022-11-15 06:52:50,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 06:52:50" (3/3) ... [2022-11-15 06:52:50,131 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-simple-equiv.wvr.c [2022-11-15 06:52:50,139 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-15 06:52:50,147 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-15 06:52:50,147 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-15 06:52:50,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cf7ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 06:52:50, skipping insertion in model container [2022-11-15 06:52:50,149 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-15 06:52:50,152 INFO L158 Benchmark]: Toolchain (without parser) took 668.23ms. Allocated memory was 179.3MB in the beginning and 231.7MB in the end (delta: 52.4MB). Free memory was 117.4MB in the beginning and 183.3MB in the end (delta: -65.9MB). There was no memory consumed. Max. memory is 8.0GB. [2022-11-15 06:52:50,152 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 134.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-15 06:52:50,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.25ms. Allocated memory was 179.3MB in the beginning and 231.7MB in the end (delta: 52.4MB). Free memory was 117.3MB in the beginning and 203.8MB in the end (delta: -86.5MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. [2022-11-15 06:52:50,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.64ms. Allocated memory is still 231.7MB. Free memory was 203.8MB in the beginning and 201.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-15 06:52:50,156 INFO L158 Benchmark]: Boogie Preprocessor took 22.33ms. Allocated memory is still 231.7MB. Free memory was 201.7MB in the beginning and 200.4MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-11-15 06:52:50,157 INFO L158 Benchmark]: RCFGBuilder took 359.61ms. Allocated memory is still 231.7MB. Free memory was 200.4MB in the beginning and 185.9MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-11-15 06:52:50,157 INFO L158 Benchmark]: TraceAbstraction took 24.71ms. Allocated memory is still 231.7MB. Free memory was 185.4MB in the beginning and 183.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-15 06:52:50,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 134.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 219.25ms. Allocated memory was 179.3MB in the beginning and 231.7MB in the end (delta: 52.4MB). Free memory was 117.3MB in the beginning and 203.8MB in the end (delta: -86.5MB). Peak memory consumption was 14.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.64ms. Allocated memory is still 231.7MB. Free memory was 203.8MB in the beginning and 201.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.33ms. Allocated memory is still 231.7MB. Free memory was 201.7MB in the beginning and 200.4MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 359.61ms. Allocated memory is still 231.7MB. Free memory was 200.4MB in the beginning and 185.9MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 24.71ms. Allocated memory is still 231.7MB. Free memory was 185.4MB in the beginning and 183.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-15 06:52:50,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...