/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-VarAbsGlobalSmt.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -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/spaghetti.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-15 17:56:14,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-15 17:56:14,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-15 17:56:14,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-15 17:56:14,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-15 17:56:14,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-15 17:56:14,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-15 17:56:14,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-15 17:56:14,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-15 17:56:14,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-15 17:56:14,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-15 17:56:14,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-15 17:56:14,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-15 17:56:14,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-15 17:56:14,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-15 17:56:14,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-15 17:56:14,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-15 17:56:14,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-15 17:56:14,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-15 17:56:14,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-15 17:56:14,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-15 17:56:14,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-15 17:56:14,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-15 17:56:14,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-15 17:56:14,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-15 17:56:14,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-15 17:56:14,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-15 17:56:14,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-15 17:56:14,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-15 17:56:14,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-15 17:56:14,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-15 17:56:14,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-15 17:56:14,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-15 17:56:14,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-15 17:56:14,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-15 17:56:14,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-15 17:56:14,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-15 17:56:14,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-15 17:56:14,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-15 17:56:14,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-15 17:56:14,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-15 17:56:14,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSmt.epf [2022-11-15 17:56:14,527 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-15 17:56:14,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-15 17:56:14,527 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-15 17:56:14,528 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-15 17:56:14,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-15 17:56:14,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-15 17:56:14,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-15 17:56:14,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-15 17:56:14,529 INFO L138 SettingsManager]: * Use SBE=true [2022-11-15 17:56:14,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-15 17:56:14,529 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-15 17:56:14,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-15 17:56:14,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-15 17:56:14,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-15 17:56:14,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-15 17:56:14,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-15 17:56:14,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 17:56:14,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-15 17:56:14,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-15 17:56:14,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-15 17:56:14,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-15 17:56:14,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-15 17:56:14,532 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-15 17:56:14,533 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-15 17:56:14,533 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-15 17:56:14,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-15 17:56:14,533 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-15 17:56:14,533 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-15 17:56:14,533 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-15 17:56:14,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-15 17:56:14,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-15 17:56:14,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-15 17:56:14,742 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-15 17:56:14,743 INFO L275 PluginConnector]: CDTParser initialized [2022-11-15 17:56:14,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/spaghetti.wvr.c [2022-11-15 17:56:14,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90334402d/85ee0e98c14542bba9483569f55f0162/FLAG4475c9f8f [2022-11-15 17:56:15,101 INFO L306 CDTParser]: Found 1 translation units. [2022-11-15 17:56:15,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/spaghetti.wvr.c [2022-11-15 17:56:15,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90334402d/85ee0e98c14542bba9483569f55f0162/FLAG4475c9f8f [2022-11-15 17:56:15,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90334402d/85ee0e98c14542bba9483569f55f0162 [2022-11-15 17:56:15,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-15 17:56:15,533 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-15 17:56:15,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-15 17:56:15,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-15 17:56:15,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-15 17:56:15,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f4b0ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15, skipping insertion in model container [2022-11-15 17:56:15,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-15 17:56:15,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-15 17:56:15,704 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/spaghetti.wvr.c[3221,3234] [2022-11-15 17:56:15,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 17:56:15,710 INFO L203 MainTranslator]: Completed pre-run [2022-11-15 17:56:15,732 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/spaghetti.wvr.c[3221,3234] [2022-11-15 17:56:15,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 17:56:15,742 INFO L208 MainTranslator]: Completed translation [2022-11-15 17:56:15,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15 WrapperNode [2022-11-15 17:56:15,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-15 17:56:15,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-15 17:56:15,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-15 17:56:15,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-15 17:56:15,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,765 INFO L138 Inliner]: procedures = 23, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-11-15 17:56:15,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-15 17:56:15,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-15 17:56:15,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-15 17:56:15,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-15 17:56:15,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,779 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-15 17:56:15,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-15 17:56:15,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-15 17:56:15,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-15 17:56:15,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (1/1) ... [2022-11-15 17:56:15,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 17:56:15,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 17:56:15,809 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 17:56:15,811 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 17:56:15,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-15 17:56:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-15 17:56:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-15 17:56:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-15 17:56:15,832 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-15 17:56:15,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-15 17:56:15,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-15 17:56:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-15 17:56:15,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-15 17:56:15,833 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 17:56:15,908 INFO L235 CfgBuilder]: Building ICFG [2022-11-15 17:56:15,910 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-15 17:56:16,116 INFO L276 CfgBuilder]: Performing block encoding [2022-11-15 17:56:16,127 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-15 17:56:16,127 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-15 17:56:16,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 05:56:16 BoogieIcfgContainer [2022-11-15 17:56:16,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-15 17:56:16,136 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-15 17:56:16,136 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-15 17:56:16,140 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-15 17:56:16,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 05:56:15" (1/3) ... [2022-11-15 17:56:16,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@675194c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 05:56:16, skipping insertion in model container [2022-11-15 17:56:16,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:56:15" (2/3) ... [2022-11-15 17:56:16,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@675194c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 05:56:16, skipping insertion in model container [2022-11-15 17:56:16,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 05:56:16" (3/3) ... [2022-11-15 17:56:16,145 INFO L112 eAbstractionObserver]: Analyzing ICFG spaghetti.wvr.c [2022-11-15 17:56:16,150 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-15 17:56:16,155 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-15 17:56:16,155 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-15 17:56:16,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@675194c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 05:56:16, skipping insertion in model container [2022-11-15 17:56:16,156 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-15 17:56:16,157 INFO L158 Benchmark]: Toolchain (without parser) took 623.62ms. Allocated memory is still 167.8MB. Free memory was 136.4MB in the beginning and 117.5MB in the end (delta: 18.9MB). Peak memory consumption was 16.7MB. Max. memory is 8.0GB. [2022-11-15 17:56:16,158 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-15 17:56:16,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.80ms. Allocated memory is still 167.8MB. Free memory was 136.2MB in the beginning and 138.5MB in the end (delta: -2.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-11-15 17:56:16,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.37ms. Allocated memory is still 167.8MB. Free memory was 138.2MB in the beginning and 136.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-11-15 17:56:16,161 INFO L158 Benchmark]: Boogie Preprocessor took 20.86ms. Allocated memory is still 167.8MB. Free memory was 136.8MB in the beginning and 135.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-15 17:56:16,162 INFO L158 Benchmark]: RCFGBuilder took 347.85ms. Allocated memory is still 167.8MB. Free memory was 135.2MB in the beginning and 120.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-11-15 17:56:16,163 INFO L158 Benchmark]: TraceAbstraction took 20.16ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 117.5MB in the end (delta: 2.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-11-15 17:56:16,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 208.80ms. Allocated memory is still 167.8MB. Free memory was 136.2MB in the beginning and 138.5MB in the end (delta: -2.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.37ms. Allocated memory is still 167.8MB. Free memory was 138.2MB in the beginning and 136.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.86ms. Allocated memory is still 167.8MB. Free memory was 136.8MB in the beginning and 135.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 347.85ms. Allocated memory is still 167.8MB. Free memory was 135.2MB in the beginning and 120.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 20.16ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 117.5MB in the end (delta: 2.2MB). Peak memory consumption was 1.0MB. 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 17:56:16,187 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...