/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/pthread-atomic/szymanski.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-14 19:08:02,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-14 19:08:02,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-14 19:08:02,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-14 19:08:02,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-14 19:08:02,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-14 19:08:02,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-14 19:08:02,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-14 19:08:02,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-14 19:08:02,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-14 19:08:02,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-14 19:08:02,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-14 19:08:02,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-14 19:08:02,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-14 19:08:02,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-14 19:08:02,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-14 19:08:02,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-14 19:08:02,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-14 19:08:02,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-14 19:08:02,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-14 19:08:02,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-14 19:08:02,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-14 19:08:02,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-14 19:08:02,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-14 19:08:02,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-14 19:08:02,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-14 19:08:02,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-14 19:08:02,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-14 19:08:02,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-14 19:08:02,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-14 19:08:02,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-14 19:08:02,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-14 19:08:02,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-14 19:08:02,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-14 19:08:02,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-14 19:08:02,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-14 19:08:02,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-14 19:08:02,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-14 19:08:02,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-14 19:08:02,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-14 19:08:02,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-14 19:08:02,635 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-14 19:08:02,653 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-14 19:08:02,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-14 19:08:02,654 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-14 19:08:02,654 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-14 19:08:02,654 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-14 19:08:02,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-14 19:08:02,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-14 19:08:02,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-14 19:08:02,655 INFO L138 SettingsManager]: * Use SBE=true [2022-11-14 19:08:02,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-14 19:08:02,655 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-14 19:08:02,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-14 19:08:02,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-14 19:08:02,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-14 19:08:02,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 19:08:02,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-14 19:08:02,657 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-14 19:08:02,658 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-14 19:08:02,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-14 19:08:02,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-14 19:08:02,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-14 19:08:02,861 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-14 19:08:02,862 INFO L275 PluginConnector]: CDTParser initialized [2022-11-14 19:08:02,863 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/szymanski.i [2022-11-14 19:08:02,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7863b9a64/019ba514059c436cbb342f8a4fba44e9/FLAGfd817ffbf [2022-11-14 19:08:03,380 INFO L306 CDTParser]: Found 1 translation units. [2022-11-14 19:08:03,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i [2022-11-14 19:08:03,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7863b9a64/019ba514059c436cbb342f8a4fba44e9/FLAGfd817ffbf [2022-11-14 19:08:03,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7863b9a64/019ba514059c436cbb342f8a4fba44e9 [2022-11-14 19:08:03,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-14 19:08:03,410 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-14 19:08:03,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-14 19:08:03,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-14 19:08:03,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-14 19:08:03,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c15477b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03, skipping insertion in model container [2022-11-14 19:08:03,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-14 19:08:03,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-14 19:08:03,620 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-14 19:08:03,733 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2022-11-14 19:08:03,739 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2022-11-14 19:08:03,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 19:08:03,753 INFO L203 MainTranslator]: Completed pre-run [2022-11-14 19:08:03,771 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-14 19:08:03,784 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2022-11-14 19:08:03,786 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2022-11-14 19:08:03,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 19:08:03,821 INFO L208 MainTranslator]: Completed translation [2022-11-14 19:08:03,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03 WrapperNode [2022-11-14 19:08:03,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-14 19:08:03,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-14 19:08:03,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-14 19:08:03,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-14 19:08:03,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,864 INFO L138 Inliner]: procedures = 171, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2022-11-14 19:08:03,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-14 19:08:03,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-14 19:08:03,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-14 19:08:03,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-14 19:08:03,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,898 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-14 19:08:03,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-14 19:08:03,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-14 19:08:03,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-14 19:08:03,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (1/1) ... [2022-11-14 19:08:03,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 19:08:03,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 19:08:03,925 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) [2022-11-14 19:08:03,942 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 [2022-11-14 19:08:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-14 19:08:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-14 19:08:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-14 19:08:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-14 19:08:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-14 19:08:03,954 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-14 19:08:04,030 INFO L235 CfgBuilder]: Building ICFG [2022-11-14 19:08:04,031 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-14 19:08:04,151 INFO L276 CfgBuilder]: Performing block encoding [2022-11-14 19:08:04,156 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-14 19:08:04,156 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-11-14 19:08:04,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:08:04 BoogieIcfgContainer [2022-11-14 19:08:04,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-14 19:08:04,159 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-14 19:08:04,159 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-14 19:08:04,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-14 19:08:04,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 07:08:03" (1/3) ... [2022-11-14 19:08:04,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bb4cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:08:04, skipping insertion in model container [2022-11-14 19:08:04,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 07:08:03" (2/3) ... [2022-11-14 19:08:04,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bb4cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 07:08:04, skipping insertion in model container [2022-11-14 19:08:04,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 07:08:04" (3/3) ... [2022-11-14 19:08:04,163 INFO L112 eAbstractionObserver]: Analyzing ICFG szymanski.i [2022-11-14 19:08:04,168 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-14 19:08:04,173 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-14 19:08:04,174 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-14 19:08:04,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15bb4cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 07:08:04, skipping insertion in model container [2022-11-14 19:08:04,175 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-14 19:08:04,176 INFO L158 Benchmark]: Toolchain (without parser) took 765.48ms. Allocated memory is still 250.6MB. Free memory was 195.4MB in the beginning and 194.0MB in the end (delta: 1.4MB). Peak memory consumption was 40.1kB. Max. memory is 8.0GB. [2022-11-14 19:08:04,176 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 250.6MB. Free memory is still 213.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-14 19:08:04,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.16ms. Allocated memory is still 250.6MB. Free memory was 195.3MB in the beginning and 215.1MB in the end (delta: -19.9MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. [2022-11-14 19:08:04,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.70ms. Allocated memory is still 250.6MB. Free memory was 215.1MB in the beginning and 213.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-14 19:08:04,177 INFO L158 Benchmark]: Boogie Preprocessor took 35.86ms. Allocated memory is still 250.6MB. Free memory was 213.1MB in the beginning and 211.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-11-14 19:08:04,178 INFO L158 Benchmark]: RCFGBuilder took 256.29ms. Allocated memory is still 250.6MB. Free memory was 211.4MB in the beginning and 196.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-11-14 19:08:04,178 INFO L158 Benchmark]: TraceAbstraction took 15.84ms. Allocated memory is still 250.6MB. Free memory was 196.1MB in the beginning and 194.0MB in the end (delta: 2.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-11-14 19:08:04,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 250.6MB. Free memory is still 213.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 410.16ms. Allocated memory is still 250.6MB. Free memory was 195.3MB in the beginning and 215.1MB in the end (delta: -19.9MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 41.70ms. Allocated memory is still 250.6MB. Free memory was 215.1MB in the beginning and 213.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.86ms. Allocated memory is still 250.6MB. Free memory was 213.1MB in the beginning and 211.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 256.29ms. Allocated memory is still 250.6MB. Free memory was 211.4MB in the beginning and 196.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 15.84ms. Allocated memory is still 250.6MB. Free memory was 196.1MB in the beginning and 194.0MB in the end (delta: 2.0MB). 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! [2022-11-14 19:08:04,195 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...