/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 -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/pthread-atomic/time_var_mutex.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 12:29:01,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 12:29:01,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 12:29:01,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 12:29:01,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 12:29:01,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 12:29:01,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 12:29:01,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 12:29:01,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 12:29:01,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 12:29:01,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 12:29:01,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 12:29:01,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 12:29:01,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 12:29:01,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 12:29:01,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 12:29:01,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 12:29:01,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 12:29:01,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 12:29:01,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 12:29:01,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 12:29:01,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 12:29:01,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 12:29:01,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 12:29:01,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 12:29:01,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 12:29:01,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 12:29:01,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 12:29:01,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 12:29:01,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 12:29:01,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 12:29:01,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 12:29:01,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 12:29:01,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 12:29:01,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 12:29:01,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 12:29:01,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 12:29:01,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 12:29:01,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 12:29:01,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 12:29:01,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 12:29:01,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-09-16 12:29:01,701 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 12:29:01,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 12:29:01,702 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 12:29:01,702 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 12:29:01,703 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 12:29:01,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 12:29:01,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 12:29:01,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 12:29:01,704 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 12:29:01,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 12:29:01,705 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 12:29:01,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 12:29:01,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 12:29:01,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 12:29:01,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 12:29:01,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 12:29:01,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 12:29:01,705 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 12:29:01,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 12:29:01,706 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 12:29:01,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 12:29:01,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 12:29:01,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 12:29:01,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 12:29:01,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 12:29:01,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:29:01,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 12:29:01,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 12:29:01,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 12:29:01,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 12:29:01,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 12:29:01,707 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 12:29:01,707 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-16 12:29:01,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 12:29:01,707 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-09-16 12:29:01,708 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-09-16 12:29:01,708 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 12:29:01,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 12:29:01,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 12:29:01,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 12:29:01,924 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 12:29:01,924 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 12:29:01,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2022-09-16 12:29:01,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70638ccb6/0c93bdc1ba804296b66ab8fcfed9ae72/FLAG99c19e818 [2022-09-16 12:29:02,449 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 12:29:02,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2022-09-16 12:29:02,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70638ccb6/0c93bdc1ba804296b66ab8fcfed9ae72/FLAG99c19e818 [2022-09-16 12:29:02,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70638ccb6/0c93bdc1ba804296b66ab8fcfed9ae72 [2022-09-16 12:29:02,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 12:29:02,777 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 12:29:02,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 12:29:02,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 12:29:02,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 12:29:02,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:29:02" (1/1) ... [2022-09-16 12:29:02,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e9d99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:02, skipping insertion in model container [2022-09-16 12:29:02,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 12:29:02" (1/1) ... [2022-09-16 12:29:02,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 12:29:02,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 12:29:03,051 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-atomic/time_var_mutex.i[30247,30260] [2022-09-16 12:29:03,053 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-atomic/time_var_mutex.i[30452,30465] [2022-09-16 12:29:03,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:29:03,063 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 12:29:03,085 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-atomic/time_var_mutex.i[30247,30260] [2022-09-16 12:29:03,086 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-atomic/time_var_mutex.i[30452,30465] [2022-09-16 12:29:03,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 12:29:03,120 INFO L208 MainTranslator]: Completed translation [2022-09-16 12:29:03,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03 WrapperNode [2022-09-16 12:29:03,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 12:29:03,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 12:29:03,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 12:29:03,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 12:29:03,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,168 INFO L138 Inliner]: procedures = 169, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2022-09-16 12:29:03,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 12:29:03,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 12:29:03,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 12:29:03,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 12:29:03,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 12:29:03,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 12:29:03,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 12:29:03,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 12:29:03,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (1/1) ... [2022-09-16 12:29:03,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 12:29:03,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 12:29:03,227 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 12:29:03,244 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 12:29:03,269 INFO L130 BoogieDeclarations]: Found specification of procedure allocator [2022-09-16 12:29:03,269 INFO L138 BoogieDeclarations]: Found implementation of procedure allocator [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure de_allocator [2022-09-16 12:29:03,270 INFO L138 BoogieDeclarations]: Found implementation of procedure de_allocator [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 12:29:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 12:29:03,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 12:29:03,272 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 12:29:03,444 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 12:29:03,445 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 12:29:03,656 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 12:29:03,662 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 12:29:03,662 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-16 12:29:03,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:29:03 BoogieIcfgContainer [2022-09-16 12:29:03,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 12:29:03,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 12:29:03,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 12:29:03,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 12:29:03,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 12:29:02" (1/3) ... [2022-09-16 12:29:03,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0629b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:29:03, skipping insertion in model container [2022-09-16 12:29:03,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 12:29:03" (2/3) ... [2022-09-16 12:29:03,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0629b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 12:29:03, skipping insertion in model container [2022-09-16 12:29:03,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 12:29:03" (3/3) ... [2022-09-16 12:29:03,677 INFO L112 eAbstractionObserver]: Analyzing ICFG time_var_mutex.i [2022-09-16 12:29:03,683 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 12:29:03,704 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 12:29:03,704 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-09-16 12:29:03,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0629b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 12:29:03, skipping insertion in model container [2022-09-16 12:29:03,718 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 12:29:03,720 INFO L158 Benchmark]: Toolchain (without parser) took 941.73ms. Allocated memory was 174.1MB in the beginning and 257.9MB in the end (delta: 83.9MB). Free memory was 143.3MB in the beginning and 198.2MB in the end (delta: -54.8MB). Peak memory consumption was 28.9MB. Max. memory is 8.0GB. [2022-09-16 12:29:03,720 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 174.1MB. Free memory is still 129.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 12:29:03,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.28ms. Allocated memory was 174.1MB in the beginning and 257.9MB in the end (delta: 83.9MB). Free memory was 143.0MB in the beginning and 218.0MB in the end (delta: -75.0MB). Peak memory consumption was 10.0MB. Max. memory is 8.0GB. [2022-09-16 12:29:03,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.85ms. Allocated memory is still 257.9MB. Free memory was 218.0MB in the beginning and 216.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 12:29:03,722 INFO L158 Benchmark]: Boogie Preprocessor took 31.00ms. Allocated memory is still 257.9MB. Free memory was 216.0MB in the beginning and 214.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-16 12:29:03,723 INFO L158 Benchmark]: RCFGBuilder took 463.01ms. Allocated memory is still 257.9MB. Free memory was 214.5MB in the beginning and 200.8MB in the end (delta: 13.7MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-09-16 12:29:03,724 INFO L158 Benchmark]: TraceAbstraction took 52.61ms. Allocated memory is still 257.9MB. Free memory was 200.3MB in the beginning and 198.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 12:29:03,731 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 174.1MB. Free memory is still 129.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 343.28ms. Allocated memory was 174.1MB in the beginning and 257.9MB in the end (delta: 83.9MB). Free memory was 143.0MB in the beginning and 218.0MB in the end (delta: -75.0MB). Peak memory consumption was 10.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.85ms. Allocated memory is still 257.9MB. Free memory was 218.0MB in the beginning and 216.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.00ms. Allocated memory is still 257.9MB. Free memory was 216.0MB in the beginning and 214.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 463.01ms. Allocated memory is still 257.9MB. Free memory was 214.5MB in the beginning and 200.8MB in the end (delta: 13.7MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 52.61ms. Allocated memory is still 257.9MB. Free memory was 200.3MB in the beginning and 198.2MB 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-09-16 12:29:03,758 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...