/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 --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 21:47:49,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 21:47:49,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 21:47:49,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 21:47:49,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 21:47:49,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 21:47:49,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 21:47:49,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 21:47:49,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 21:47:49,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 21:47:49,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 21:47:49,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 21:47:49,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 21:47:49,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 21:47:49,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 21:47:49,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 21:47:49,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 21:47:49,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 21:47:49,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 21:47:49,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 21:47:49,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 21:47:49,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 21:47:49,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 21:47:49,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 21:47:49,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 21:47:49,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 21:47:49,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 21:47:49,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 21:47:49,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 21:47:49,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 21:47:49,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 21:47:49,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 21:47:49,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 21:47:49,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 21:47:49,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 21:47:49,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 21:47:49,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 21:47:49,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 21:47:49,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 21:47:49,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 21:47:49,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 21:47:49,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 21:47:49,644 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 21:47:49,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 21:47:49,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 21:47:49,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 21:47:49,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 21:47:49,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 21:47:49,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 21:47:49,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 21:47:49,647 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 21:47:49,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 21:47:49,648 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 21:47:49,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 21:47:49,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 21:47:49,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 21:47:49,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 21:47:49,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 21:47:49,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 21:47:49,649 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 21:47:49,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 21:47:49,649 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 21:47:49,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 21:47:49,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 21:47:49,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 21:47:49,650 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 21:47:49,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 21:47:49,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 21:47:49,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 21:47:49,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 21:47:49,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 21:47:49,651 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 21:47:49,651 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 21:47:49,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 21:47:49,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 21:47:49,652 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 21:47:49,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 21:47:49,652 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 21:47:49,652 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-04 21:47:49,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 21:47:49,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 21:47:49,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 21:47:49,902 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 21:47:49,902 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 21:47:49,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-5.wvr.c [2023-05-04 21:47:49,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94b96bcd/02cd6e0f487c4b4aab3299f39f20d60f/FLAG959b67db8 [2023-05-04 21:47:50,314 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 21:47:50,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-5.wvr.c [2023-05-04 21:47:50,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94b96bcd/02cd6e0f487c4b4aab3299f39f20d60f/FLAG959b67db8 [2023-05-04 21:47:50,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94b96bcd/02cd6e0f487c4b4aab3299f39f20d60f [2023-05-04 21:47:50,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 21:47:50,744 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 21:47:50,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 21:47:50,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 21:47:50,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 21:47:50,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 09:47:50" (1/1) ... [2023-05-04 21:47:50,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b22da00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:50, skipping insertion in model container [2023-05-04 21:47:50,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 09:47:50" (1/1) ... [2023-05-04 21:47:50,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 21:47:50,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 21:47:50,978 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/unroll-5.wvr.c[2644,2657] [2023-05-04 21:47:50,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 21:47:50,999 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 21:47:51,016 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/unroll-5.wvr.c[2644,2657] [2023-05-04 21:47:51,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 21:47:51,029 INFO L208 MainTranslator]: Completed translation [2023-05-04 21:47:51,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51 WrapperNode [2023-05-04 21:47:51,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 21:47:51,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 21:47:51,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 21:47:51,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 21:47:51,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,070 INFO L138 Inliner]: procedures = 24, calls = 38, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 164 [2023-05-04 21:47:51,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 21:47:51,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 21:47:51,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 21:47:51,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 21:47:51,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,109 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 21:47:51,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 21:47:51,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 21:47:51,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 21:47:51,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (1/1) ... [2023-05-04 21:47:51,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 21:47:51,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 21:47:51,139 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) [2023-05-04 21:47:51,142 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 [2023-05-04 21:47:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 21:47:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 21:47:51,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 21:47:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 21:47:51,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 21:47:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 21:47:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 21:47:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 21:47:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 21:47:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 21:47:51,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 21:47:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 21:47:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 21:47:51,178 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 21:47:51,263 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 21:47:51,265 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 21:47:51,558 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 21:47:51,580 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 21:47:51,580 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-04 21:47:51,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 09:47:51 BoogieIcfgContainer [2023-05-04 21:47:51,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 21:47:51,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 21:47:51,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 21:47:51,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 21:47:51,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 09:47:50" (1/3) ... [2023-05-04 21:47:51,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cf59cf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 09:47:51, skipping insertion in model container [2023-05-04 21:47:51,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:47:51" (2/3) ... [2023-05-04 21:47:51,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cf59cf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 09:47:51, skipping insertion in model container [2023-05-04 21:47:51,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 09:47:51" (3/3) ... [2023-05-04 21:47:51,590 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.c [2023-05-04 21:47:51,597 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 21:47:51,605 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 21:47:51,606 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 21:47:51,606 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 21:47:51,677 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 21:47:51,723 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 21:47:51,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 21:47:51,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 21:47:51,725 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 21:47:51,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-04 21:47:51,756 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 21:47:51,773 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 21:47:51,779 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@43bf4f03, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 21:47:51,779 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-04 21:47:51,968 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 21:47:51,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 21:47:51,976 INFO L85 PathProgramCache]: Analyzing trace with hash 219313770, now seen corresponding path program 1 times [2023-05-04 21:47:51,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 21:47:51,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639479358] [2023-05-04 21:47:51,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 21:47:51,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 21:47:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 21:47:52,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 21:47:52,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 21:47:52,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639479358] [2023-05-04 21:47:52,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639479358] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 21:47:52,239 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 21:47:52,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 21:47:52,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567046495] [2023-05-04 21:47:52,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 21:47:52,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 21:47:52,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 21:47:52,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 21:47:52,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 21:47:52,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:52,278 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 21:47:52,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.0) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 21:47:52,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:52,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:52,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 21:47:52,349 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 21:47:52,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 21:47:52,350 INFO L85 PathProgramCache]: Analyzing trace with hash 257066772, now seen corresponding path program 1 times [2023-05-04 21:47:52,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 21:47:52,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332751148] [2023-05-04 21:47:52,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 21:47:52,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 21:47:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 21:47:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 21:47:52,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 21:47:52,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332751148] [2023-05-04 21:47:52,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332751148] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 21:47:52,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 21:47:52,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 21:47:52,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723236416] [2023-05-04 21:47:52,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 21:47:52,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 21:47:52,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 21:47:52,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 21:47:52,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-05-04 21:47:52,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:52,936 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 21:47:52,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 6 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 21:47:52,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:52,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:53,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:53,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 21:47:53,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 21:47:53,132 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 21:47:53,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 21:47:53,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1817473020, now seen corresponding path program 1 times [2023-05-04 21:47:53,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 21:47:53,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517464596] [2023-05-04 21:47:53,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 21:47:53,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 21:47:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 21:47:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-05-04 21:47:53,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 21:47:53,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517464596] [2023-05-04 21:47:53,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517464596] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 21:47:53,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 21:47:53,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 21:47:53,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065931561] [2023-05-04 21:47:53,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 21:47:53,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 21:47:53,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 21:47:53,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 21:47:53,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-05-04 21:47:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:53,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 21:47:53,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 8 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 21:47:53,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:53,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 21:47:53,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:53,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 21:47:53,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 21:47:53,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 21:47:53,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 21:47:53,747 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 21:47:53,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 21:47:53,748 INFO L85 PathProgramCache]: Analyzing trace with hash 899886877, now seen corresponding path program 1 times [2023-05-04 21:47:53,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 21:47:53,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592754028] [2023-05-04 21:47:53,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 21:47:53,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 21:47:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-05-04 22:02:16,634 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 22:02:16,634 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 22:02:16,954 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,082 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,083 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,084 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,084 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,084 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,085 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,085 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,085 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,085 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,086 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,086 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,086 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,086 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,087 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,087 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,087 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,087 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,087 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,088 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,088 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 22:02:17,092 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-04 22:02:17,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 22:02:17,092 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 191 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 189 interpolants. [2023-05-04 22:02:17,093 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-04 22:02:17,094 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-04 22:02:17,098 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-05-04 22:02:17,100 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 22:02:17,101 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 22:02:17,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 10:02:17 BasicIcfg [2023-05-04 22:02:17,103 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 22:02:17,103 INFO L158 Benchmark]: Toolchain (without parser) took 866358.94ms. Allocated memory was 181.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 126.3MB in the beginning and 855.9MB in the end (delta: -729.7MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2023-05-04 22:02:17,104 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 181.4MB. Free memory was 142.6MB in the beginning and 142.5MB in the end (delta: 82.6kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 22:02:17,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.66ms. Allocated memory is still 181.4MB. Free memory was 126.0MB in the beginning and 155.1MB in the end (delta: -29.1MB). Peak memory consumption was 14.9MB. Max. memory is 8.0GB. [2023-05-04 22:02:17,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.39ms. Allocated memory is still 181.4MB. Free memory was 155.1MB in the beginning and 153.1MB in the end (delta: 2.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-04 22:02:17,105 INFO L158 Benchmark]: Boogie Preprocessor took 41.42ms. Allocated memory is still 181.4MB. Free memory was 153.1MB in the beginning and 151.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 22:02:17,105 INFO L158 Benchmark]: RCFGBuilder took 468.82ms. Allocated memory is still 181.4MB. Free memory was 151.4MB in the beginning and 133.4MB in the end (delta: 18.0MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-04 22:02:17,106 INFO L158 Benchmark]: TraceAbstraction took 865518.86ms. Allocated memory was 181.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 132.4MB in the beginning and 855.9MB in the end (delta: -723.6MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2023-05-04 22:02:17,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 181.4MB. Free memory was 142.6MB in the beginning and 142.5MB in the end (delta: 82.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 284.66ms. Allocated memory is still 181.4MB. Free memory was 126.0MB in the beginning and 155.1MB in the end (delta: -29.1MB). Peak memory consumption was 14.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.39ms. Allocated memory is still 181.4MB. Free memory was 155.1MB in the beginning and 153.1MB in the end (delta: 2.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.42ms. Allocated memory is still 181.4MB. Free memory was 153.1MB in the beginning and 151.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 468.82ms. Allocated memory is still 181.4MB. Free memory was 151.4MB in the beginning and 133.4MB in the end (delta: 18.0MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 865518.86ms. Allocated memory was 181.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 132.4MB in the beginning and 855.9MB in the end (delta: -723.6MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5966, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 502, dependent conditional: 498, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4062, independent: 4058, independent conditional: 0, independent unconditional: 4058, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4062, independent: 4057, independent conditional: 0, independent unconditional: 4057, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 54, independent: 37, independent conditional: 0, independent unconditional: 37, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5468, independent: 1406, independent conditional: 0, independent unconditional: 1406, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4062, unknown conditional: 0, unknown unconditional: 4062] , Statistics on independence cache: Total cache size (in pairs): 4062, Positive cache size: 4058, Positive conditional cache size: 0, Positive unconditional cache size: 4058, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 498 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 196, Number of trivial persistent sets: 114, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4398, independent: 4394, independent conditional: 0, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5966, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 502, dependent conditional: 498, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4062, independent: 4058, independent conditional: 0, independent unconditional: 4058, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4062, independent: 4057, independent conditional: 0, independent unconditional: 4057, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 54, independent: 37, independent conditional: 0, independent unconditional: 37, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5468, independent: 1406, independent conditional: 0, independent unconditional: 1406, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4062, unknown conditional: 0, unknown unconditional: 4062] , Statistics on independence cache: Total cache size (in pairs): 4062, Positive cache size: 4058, Positive conditional cache size: 0, Positive unconditional cache size: 4058, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 498 - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 191 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 189 interpolants. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 191 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 189 interpolants. - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 191 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 189 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 287 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 865.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 404 NumberOfCodeBlocks, 404 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 401 ConstructedInterpolants, 0 QuantifiedInterpolants, 935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 18/18 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown