/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf -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/bench-exp3x3-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 14:38:13,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 14:38:13,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 14:38:13,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 14:38:13,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 14:38:13,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 14:38:13,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 14:38:13,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 14:38:13,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 14:38:13,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 14:38:13,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 14:38:13,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 14:38:13,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 14:38:13,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 14:38:13,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 14:38:13,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 14:38:13,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 14:38:13,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 14:38:13,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 14:38:13,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 14:38:13,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 14:38:13,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 14:38:13,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 14:38:13,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 14:38:13,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 14:38:13,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 14:38:13,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 14:38:13,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 14:38:13,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 14:38:13,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 14:38:13,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 14:38:13,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 14:38:13,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 14:38:13,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 14:38:13,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 14:38:13,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 14:38:13,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 14:38:13,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 14:38:13,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 14:38:13,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 14:38:13,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 14:38:13,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-09-16 14:38:13,155 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 14:38:13,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 14:38:13,156 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 14:38:13,156 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 14:38:13,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 14:38:13,157 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 14:38:13,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 14:38:13,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 14:38:13,157 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 14:38:13,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 14:38:13,158 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 14:38:13,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 14:38:13,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 14:38:13,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 14:38:13,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 14:38:13,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 14:38:13,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 14:38:13,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 14:38:13,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 14:38:13,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 14:38:13,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 14:38:13,160 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 14:38:13,160 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-09-16 14:38:13,161 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-16 14:38:13,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 14:38:13,161 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-09-16 14:38:13,161 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-09-16 14:38:13,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-09-16 14:38:13,161 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 14:38:13,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 14:38:13,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 14:38:13,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 14:38:13,349 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 14:38:13,349 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 14:38:13,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2022-09-16 14:38:13,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9966cfe4/5d9b5d2bf6714053a3c1ae666d52ac84/FLAG7e173fb82 [2022-09-16 14:38:13,754 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 14:38:13,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2022-09-16 14:38:13,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9966cfe4/5d9b5d2bf6714053a3c1ae666d52ac84/FLAG7e173fb82 [2022-09-16 14:38:13,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9966cfe4/5d9b5d2bf6714053a3c1ae666d52ac84 [2022-09-16 14:38:13,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 14:38:13,774 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 14:38:13,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 14:38:13,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 14:38:13,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 14:38:13,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:13,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e463c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13, skipping insertion in model container [2022-09-16 14:38:13,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:13,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 14:38:13,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 14:38:13,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2022-09-16 14:38:13,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 14:38:13,972 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 14:38:13,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2022-09-16 14:38:13,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 14:38:13,998 INFO L208 MainTranslator]: Completed translation [2022-09-16 14:38:13,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13 WrapperNode [2022-09-16 14:38:13,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 14:38:14,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 14:38:14,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 14:38:14,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 14:38:14,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,036 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2022-09-16 14:38:14,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 14:38:14,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 14:38:14,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 14:38:14,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 14:38:14,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 14:38:14,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 14:38:14,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 14:38:14,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 14:38:14,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (1/1) ... [2022-09-16 14:38:14,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 14:38:14,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 14:38:14,090 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) [2022-09-16 14:38:14,106 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 [2022-09-16 14:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 14:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 14:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 14:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-09-16 14:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-16 14:38:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-16 14:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-16 14:38:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-16 14:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-16 14:38:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-16 14:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-09-16 14:38:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-09-16 14:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 14:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-09-16 14:38:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-09-16 14:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-09-16 14:38:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-09-16 14:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 14:38:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 14:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 14:38:14,125 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-16 14:38:14,189 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 14:38:14,190 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 14:38:14,398 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 14:38:14,404 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 14:38:14,404 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-09-16 14:38:14,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 02:38:14 BoogieIcfgContainer [2022-09-16 14:38:14,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 14:38:14,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 14:38:14,408 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 14:38:14,410 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 14:38:14,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 02:38:13" (1/3) ... [2022-09-16 14:38:14,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2bc47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 02:38:14, skipping insertion in model container [2022-09-16 14:38:14,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 02:38:13" (2/3) ... [2022-09-16 14:38:14,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2bc47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 02:38:14, skipping insertion in model container [2022-09-16 14:38:14,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 02:38:14" (3/3) ... [2022-09-16 14:38:14,412 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2022-09-16 14:38:14,417 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 14:38:14,423 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 14:38:14,423 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-09-16 14:38:14,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2bc47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 02:38:14, skipping insertion in model container [2022-09-16 14:38:14,424 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 14:38:14,425 INFO L158 Benchmark]: Toolchain (without parser) took 650.63ms. Allocated memory is still 176.2MB. Free memory was 120.5MB in the beginning and 127.9MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 14:38:14,425 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 176.2MB. Free memory is still 136.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 14:38:14,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.54ms. Allocated memory is still 176.2MB. Free memory was 120.2MB in the beginning and 150.4MB in the end (delta: -30.2MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. [2022-09-16 14:38:14,426 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.05ms. Allocated memory is still 176.2MB. Free memory was 150.1MB in the beginning and 148.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 14:38:14,426 INFO L158 Benchmark]: Boogie Preprocessor took 15.91ms. Allocated memory is still 176.2MB. Free memory was 148.3MB in the beginning and 146.9MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-16 14:38:14,427 INFO L158 Benchmark]: RCFGBuilder took 338.27ms. Allocated memory is still 176.2MB. Free memory was 146.9MB in the beginning and 130.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-09-16 14:38:14,427 INFO L158 Benchmark]: TraceAbstraction took 15.93ms. Allocated memory is still 176.2MB. Free memory was 130.1MB in the beginning and 127.9MB in the end (delta: 2.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-16 14:38:14,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 176.2MB. Free memory is still 136.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 224.54ms. Allocated memory is still 176.2MB. Free memory was 120.2MB in the beginning and 150.4MB in the end (delta: -30.2MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.05ms. Allocated memory is still 176.2MB. Free memory was 150.1MB in the beginning and 148.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.91ms. Allocated memory is still 176.2MB. Free memory was 148.3MB in the beginning and 146.9MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 338.27ms. Allocated memory is still 176.2MB. Free memory was 146.9MB in the beginning and 130.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 15.93ms. Allocated memory is still 176.2MB. Free memory was 130.1MB in the beginning and 127.9MB 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-09-16 14:38:14,451 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...