/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/weaver/chl-poker-hand-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-14 20:14:16,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-14 20:14:16,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-14 20:14:16,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-14 20:14:16,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-14 20:14:16,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-14 20:14:16,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-14 20:14:16,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-14 20:14:16,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-14 20:14:16,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-14 20:14:16,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-14 20:14:16,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-14 20:14:16,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-14 20:14:16,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-14 20:14:16,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-14 20:14:16,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-14 20:14:16,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-14 20:14:16,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-14 20:14:16,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-14 20:14:16,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-14 20:14:16,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-14 20:14:16,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-14 20:14:16,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-14 20:14:16,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-14 20:14:16,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-14 20:14:16,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-14 20:14:16,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-14 20:14:16,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-14 20:14:16,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-14 20:14:16,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-11-14 20:14:16,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-14 20:14:16,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-14 20:14:16,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-14 20:14:16,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-14 20:14:16,693 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-14 20:14:16,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-14 20:14:16,694 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-14 20:14:16,694 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-14 20:14:16,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-14 20:14:16,695 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-14 20:14:16,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-14 20:14:16,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-14 20:14:16,695 INFO L138 SettingsManager]: * Use SBE=true [2022-11-14 20:14:16,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-14 20:14:16,696 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-14 20:14:16,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-14 20:14:16,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-14 20:14:16,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-14 20:14:16,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-14 20:14:16,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-14 20:14:16,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-14 20:14:16,697 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-14 20:14:16,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-14 20:14:16,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-14 20:14:16,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-14 20:14:16,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-14 20:14:16,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-14 20:14:16,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-14 20:14:16,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-14 20:14:16,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 20:14:16,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-14 20:14:16,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-14 20:14:16,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-14 20:14:16,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-14 20:14:16,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-14 20:14:16,700 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-14 20:14:16,700 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-14 20:14:16,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-14 20:14:16,700 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-14 20:14:16,700 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-14 20:14:16,701 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-14 20:14:16,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-14 20:14:16,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-14 20:14:16,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-14 20:14:16,940 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-14 20:14:16,941 INFO L275 PluginConnector]: CDTParser initialized [2022-11-14 20:14:16,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-poker-hand-subst.wvr.c [2022-11-14 20:14:16,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c854bb018/e4fc02a1d0da44c4afd27c47d6260ab6/FLAGaf1546621 [2022-11-14 20:14:17,366 INFO L306 CDTParser]: Found 1 translation units. [2022-11-14 20:14:17,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-subst.wvr.c [2022-11-14 20:14:17,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c854bb018/e4fc02a1d0da44c4afd27c47d6260ab6/FLAGaf1546621 [2022-11-14 20:14:17,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c854bb018/e4fc02a1d0da44c4afd27c47d6260ab6 [2022-11-14 20:14:17,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-14 20:14:17,733 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-14 20:14:17,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-14 20:14:17,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-14 20:14:17,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-14 20:14:17,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:14:17" (1/1) ... [2022-11-14 20:14:17,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec784f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:17, skipping insertion in model container [2022-11-14 20:14:17,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 08:14:17" (1/1) ... [2022-11-14 20:14:17,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-14 20:14:17,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-14 20:14:18,092 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-subst.wvr.c[19262,19275] [2022-11-14 20:14:18,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 20:14:18,104 INFO L203 MainTranslator]: Completed pre-run [2022-11-14 20:14:18,165 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-subst.wvr.c[19262,19275] [2022-11-14 20:14:18,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-14 20:14:18,187 INFO L208 MainTranslator]: Completed translation [2022-11-14 20:14:18,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18 WrapperNode [2022-11-14 20:14:18,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-14 20:14:18,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-14 20:14:18,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-14 20:14:18,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-14 20:14:18,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,330 INFO L138 Inliner]: procedures = 26, calls = 454, calls flagged for inlining = 100, calls inlined = 144, statements flattened = 2512 [2022-11-14 20:14:18,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-14 20:14:18,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-14 20:14:18,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-14 20:14:18,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-14 20:14:18,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,450 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-14 20:14:18,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-14 20:14:18,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-14 20:14:18,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-14 20:14:18,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (1/1) ... [2022-11-14 20:14:18,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-14 20:14:18,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:18,505 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 20:14:18,527 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 20:14:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-14 20:14:18,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-14 20:14:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-14 20:14:18,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-14 20:14:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-14 20:14:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-14 20:14:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-14 20:14:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-14 20:14:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-14 20:14:18,545 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-14 20:14:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-14 20:14:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-14 20:14:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-14 20:14:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-14 20:14:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-14 20:14:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-14 20:14:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-14 20:14:18,549 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 20:14:18,820 INFO L235 CfgBuilder]: Building ICFG [2022-11-14 20:14:18,822 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-14 20:14:20,815 INFO L276 CfgBuilder]: Performing block encoding [2022-11-14 20:14:24,420 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-14 20:14:24,420 INFO L300 CfgBuilder]: Removed 18 assume(true) statements. [2022-11-14 20:14:24,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:14:24 BoogieIcfgContainer [2022-11-14 20:14:24,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-14 20:14:24,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-14 20:14:24,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-14 20:14:24,429 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-14 20:14:24,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 08:14:17" (1/3) ... [2022-11-14 20:14:24,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b1717a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 08:14:24, skipping insertion in model container [2022-11-14 20:14:24,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 08:14:18" (2/3) ... [2022-11-14 20:14:24,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b1717a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 08:14:24, skipping insertion in model container [2022-11-14 20:14:24,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 08:14:24" (3/3) ... [2022-11-14 20:14:24,432 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-subst.wvr.c [2022-11-14 20:14:24,441 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-14 20:14:24,449 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-14 20:14:24,449 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 102 error locations. [2022-11-14 20:14:24,449 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-14 20:14:25,488 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-14 20:14:25,554 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 20:14:25,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-14 20:14:25,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:25,567 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) [2022-11-14 20:14:25,597 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 [2022-11-14 20:14:25,608 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-14 20:14:25,624 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork2 ======== [2022-11-14 20:14:25,631 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;@21fc3b88, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-14 20:14:25,631 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-11-14 20:14:25,971 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:25,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:25,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1513628183, now seen corresponding path program 1 times [2022-11-14 20:14:25,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:25,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269906562] [2022-11-14 20:14:25,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:25,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 20:14:26,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:26,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269906562] [2022-11-14 20:14:26,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269906562] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 20:14:26,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 20:14:26,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-14 20:14:26,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821597803] [2022-11-14 20:14:26,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 20:14:26,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-14 20:14:26,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:26,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-14 20:14:26,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-14 20:14:26,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:26,566 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:26,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 222.0) internal successors, (444), 2 states have internal predecessors, (444), 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) [2022-11-14 20:14:26,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:26,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:26,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-14 20:14:26,617 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:26,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:26,617 INFO L85 PathProgramCache]: Analyzing trace with hash -716681350, now seen corresponding path program 1 times [2022-11-14 20:14:26,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:26,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435152394] [2022-11-14 20:14:26,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:26,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:27,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-14 20:14:27,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:27,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435152394] [2022-11-14 20:14:27,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435152394] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 20:14:27,297 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 20:14:27,297 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-14 20:14:27,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583690120] [2022-11-14 20:14:27,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 20:14:27,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-14 20:14:27,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:27,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-14 20:14:27,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-14 20:14:27,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:27,302 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:27,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 84.2) internal successors, (421), 5 states have internal predecessors, (421), 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) [2022-11-14 20:14:27,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:27,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:27,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:27,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:27,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-14 20:14:27,593 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:27,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:27,594 INFO L85 PathProgramCache]: Analyzing trace with hash 709581164, now seen corresponding path program 1 times [2022-11-14 20:14:27,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:27,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823453511] [2022-11-14 20:14:27,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:27,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-14 20:14:28,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:28,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823453511] [2022-11-14 20:14:28,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823453511] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:14:28,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [940903756] [2022-11-14 20:14:28,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:28,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:28,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:28,369 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:14:28,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-14 20:14:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:29,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-14 20:14:29,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:14:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-14 20:14:29,791 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-14 20:14:29,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [940903756] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 20:14:29,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-14 20:14:29,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2022-11-14 20:14:29,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6514866] [2022-11-14 20:14:29,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 20:14:29,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-14 20:14:29,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:29,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-14 20:14:29,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-14 20:14:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:29,794 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:29,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 95.0) internal successors, (475), 5 states have internal predecessors, (475), 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) [2022-11-14 20:14:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:29,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:29,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:29,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:29,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:30,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-14 20:14:30,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-11-14 20:14:30,205 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:30,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:30,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1201549712, now seen corresponding path program 1 times [2022-11-14 20:14:30,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:30,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148999944] [2022-11-14 20:14:30,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:30,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:31,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-14 20:14:31,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:31,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148999944] [2022-11-14 20:14:31,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148999944] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:14:31,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050446712] [2022-11-14 20:14:31,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:31,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:31,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:31,031 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:14:31,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-14 20:14:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:32,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 1135 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-14 20:14:32,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:14:32,510 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-14 20:14:32,510 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:14:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-14 20:14:32,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1050446712] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:14:32,615 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:14:32,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2022-11-14 20:14:32,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957912592] [2022-11-14 20:14:32,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:14:32,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-14 20:14:32,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:32,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-14 20:14:32,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2022-11-14 20:14:32,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:32,620 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:32,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 47.35294117647059) internal successors, (805), 17 states have internal predecessors, (805), 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) [2022-11-14 20:14:32,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:32,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:32,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:32,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:33,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:33,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:33,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-14 20:14:33,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:33,912 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:33,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:33,913 INFO L85 PathProgramCache]: Analyzing trace with hash 840585488, now seen corresponding path program 2 times [2022-11-14 20:14:33,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:33,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830761788] [2022-11-14 20:14:33,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:33,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2022-11-14 20:14:35,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:35,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830761788] [2022-11-14 20:14:35,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830761788] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:14:35,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1346962535] [2022-11-14 20:14:35,198 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-14 20:14:35,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:35,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:35,200 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:14:35,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-14 20:14:36,460 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-14 20:14:36,460 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-14 20:14:36,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-14 20:14:36,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:14:36,505 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-11-14 20:14:36,506 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-14 20:14:36,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1346962535] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 20:14:36,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-14 20:14:36,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [11] total 12 [2022-11-14 20:14:36,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719224688] [2022-11-14 20:14:36,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 20:14:36,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 20:14:36,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:36,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 20:14:36,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-11-14 20:14:36,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:36,509 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:36,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 264.5) internal successors, (529), 3 states have internal predecessors, (529), 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) [2022-11-14 20:14:36,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:36,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:36,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:36,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:36,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:38,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:38,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:38,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:38,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:38,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:38,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-14 20:14:38,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:38,443 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:38,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:38,444 INFO L85 PathProgramCache]: Analyzing trace with hash 840586500, now seen corresponding path program 1 times [2022-11-14 20:14:38,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:38,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771034489] [2022-11-14 20:14:38,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:38,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:38,865 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-11-14 20:14:38,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:38,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771034489] [2022-11-14 20:14:38,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771034489] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-14 20:14:38,865 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-14 20:14:38,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-14 20:14:38,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949905218] [2022-11-14 20:14:38,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-14 20:14:38,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-14 20:14:38,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:38,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-14 20:14:38,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-14 20:14:38,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:38,868 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:38,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 264.5) internal successors, (529), 3 states have internal predecessors, (529), 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) [2022-11-14 20:14:38,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:38,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:38,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:38,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:38,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:38,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:39,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:39,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:39,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:39,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:39,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:39,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:39,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-14 20:14:39,094 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:39,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:39,095 INFO L85 PathProgramCache]: Analyzing trace with hash -2033388994, now seen corresponding path program 1 times [2022-11-14 20:14:39,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:39,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546167582] [2022-11-14 20:14:39,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:39,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-11-14 20:14:39,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:39,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546167582] [2022-11-14 20:14:39,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546167582] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:14:39,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464600668] [2022-11-14 20:14:39,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:39,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:39,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:39,824 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:14:39,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-14 20:14:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:40,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 1515 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-14 20:14:40,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:14:41,139 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-11-14 20:14:41,139 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:14:41,278 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-11-14 20:14:41,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464600668] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:14:41,278 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:14:41,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2022-11-14 20:14:41,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177755004] [2022-11-14 20:14:41,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:14:41,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-11-14 20:14:41,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:41,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-14 20:14:41,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2022-11-14 20:14:41,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:41,282 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:41,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 27.681818181818183) internal successors, (609), 22 states have internal predecessors, (609), 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) [2022-11-14 20:14:41,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:41,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:41,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:42,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:42,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:42,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:42,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:42,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:42,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:42,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:14:42,855 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-14 20:14:43,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:43,048 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:43,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:43,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1736016624, now seen corresponding path program 2 times [2022-11-14 20:14:43,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:43,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102751239] [2022-11-14 20:14:43,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:43,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:44,344 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2022-11-14 20:14:44,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:44,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102751239] [2022-11-14 20:14:44,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102751239] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:14:44,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1733549783] [2022-11-14 20:14:44,345 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-14 20:14:44,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:44,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:44,346 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:14:44,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-14 20:14:45,525 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-14 20:14:45,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-14 20:14:45,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 1785 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-14 20:14:45,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:14:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2022-11-14 20:14:45,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:14:46,092 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2022-11-14 20:14:46,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1733549783] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:14:46,092 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:14:46,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 39 [2022-11-14 20:14:46,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097940972] [2022-11-14 20:14:46,093 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:14:46,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2022-11-14 20:14:46,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:46,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2022-11-14 20:14:46,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=345, Invalid=1137, Unknown=0, NotChecked=0, Total=1482 [2022-11-14 20:14:46,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:46,096 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:46,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 17.46153846153846) internal successors, (681), 39 states have internal predecessors, (681), 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) [2022-11-14 20:14:46,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:46,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:46,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:46,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:46,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:46,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:46,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:14:46,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:47,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:47,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:47,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:47,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:14:47,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-14 20:14:47,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-14 20:14:47,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:47,702 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:47,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:47,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1487302224, now seen corresponding path program 3 times [2022-11-14 20:14:47,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:47,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408810864] [2022-11-14 20:14:47,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:47,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:49,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 1646 trivial. 0 not checked. [2022-11-14 20:14:49,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:49,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408810864] [2022-11-14 20:14:49,762 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408810864] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:14:49,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149395218] [2022-11-14 20:14:49,763 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-14 20:14:49,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:49,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:49,764 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:14:49,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-14 20:14:50,878 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-14 20:14:50,879 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-14 20:14:50,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 1155 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-14 20:14:50,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:14:50,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2151 trivial. 0 not checked. [2022-11-14 20:14:50,952 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:14:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2151 trivial. 0 not checked. [2022-11-14 20:14:51,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149395218] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:14:51,031 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:14:51,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 3, 3] total 31 [2022-11-14 20:14:51,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662936069] [2022-11-14 20:14:51,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:14:51,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-14 20:14:51,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:51,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-14 20:14:51,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=742, Unknown=0, NotChecked=0, Total=930 [2022-11-14 20:14:51,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:51,035 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:51,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 32.58064516129032) internal successors, (1010), 31 states have internal predecessors, (1010), 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) [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-14 20:14:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:52,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:14:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-14 20:14:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-14 20:14:52,972 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-11-14 20:14:53,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:53,164 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:53,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:53,164 INFO L85 PathProgramCache]: Analyzing trace with hash -345678034, now seen corresponding path program 1 times [2022-11-14 20:14:53,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:53,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630635394] [2022-11-14 20:14:53,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:53,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2454 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2022-11-14 20:14:53,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:14:53,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630635394] [2022-11-14 20:14:53,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630635394] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:14:53,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117464096] [2022-11-14 20:14:53,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:53,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:14:53,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:14:53,740 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:14:53,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-14 20:14:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:14:54,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 2093 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-14 20:14:54,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:14:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2454 backedges. 0 proven. 606 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2022-11-14 20:14:55,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:14:56,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2454 backedges. 0 proven. 606 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2022-11-14 20:14:56,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [117464096] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:14:56,149 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:14:56,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 29, 29] total 56 [2022-11-14 20:14:56,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733676100] [2022-11-14 20:14:56,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:14:56,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2022-11-14 20:14:56,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:14:56,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2022-11-14 20:14:56,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=591, Invalid=2489, Unknown=0, NotChecked=0, Total=3080 [2022-11-14 20:14:56,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:56,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:14:56,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 20.0) internal successors, (1120), 56 states have internal predecessors, (1120), 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) [2022-11-14 20:14:56,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:56,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:56,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:56,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:56,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:56,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:56,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:14:56,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-14 20:14:56,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-14 20:14:56,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:58,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-14 20:14:58,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-14 20:14:58,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-14 20:14:59,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-14 20:14:59,103 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:14:59,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:14:59,104 INFO L85 PathProgramCache]: Analyzing trace with hash -812539362, now seen corresponding path program 4 times [2022-11-14 20:14:59,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:14:59,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754758507] [2022-11-14 20:14:59,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:14:59,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:14:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:15:01,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2800 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2022-11-14 20:15:01,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:15:01,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754758507] [2022-11-14 20:15:01,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754758507] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:15:01,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643715439] [2022-11-14 20:15:01,008 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-14 20:15:01,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:15:01,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:15:01,012 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:15:01,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-14 20:19:20,832 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-14 20:19:20,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-14 20:19:20,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 2205 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-14 20:19:20,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-14 20:19:20,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2800 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2022-11-14 20:19:20,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-14 20:19:21,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2800 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2022-11-14 20:19:21,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [643715439] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-14 20:19:21,033 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-14 20:19:21,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2022-11-14 20:19:21,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111571289] [2022-11-14 20:19:21,034 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-14 20:19:21,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-14 20:19:21,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:19:21,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-14 20:19:21,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=95, Unknown=0, NotChecked=0, Total=182 [2022-11-14 20:19:21,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:19:21,038 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:19:21,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 43.46153846153846) internal successors, (565), 14 states have internal predecessors, (565), 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) [2022-11-14 20:19:21,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:19:21,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:19:21,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:19:21,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:19:21,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:19:21,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:19:21,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:19:21,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-14 20:19:21,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-14 20:19:21,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-14 20:19:21,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:19:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:19:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:19:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:19:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:19:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:19:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:19:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:19:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-14 20:19:22,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-14 20:19:22,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-14 20:19:22,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-14 20:19:23,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-14 20:19:23,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:19:23,156 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-11-14 20:19:23,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-14 20:19:23,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1794164318, now seen corresponding path program 5 times [2022-11-14 20:19:23,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-14 20:19:23,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524562414] [2022-11-14 20:19:23,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-14 20:19:23,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-14 20:19:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-14 20:19:25,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2923 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2022-11-14 20:19:25,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-14 20:19:25,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524562414] [2022-11-14 20:19:25,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524562414] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-14 20:19:25,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692243555] [2022-11-14 20:19:25,942 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-14 20:19:25,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-14 20:19:25,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-14 20:19:25,944 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-14 20:19:25,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process Received shutdown request... [2022-11-14 20:28:31,234 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 [2022-11-14 20:28:31,234 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 [2022-11-14 20:28:31,234 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-11-14 20:28:32,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-14 20:28:32,260 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 [2022-11-14 20:28:32,443 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forcibly destroying the process [2022-11-14 20:28:32,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 137 [2022-11-14 20:28:32,468 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-14 20:28:32,468 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-11-14 20:28:32,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2022-11-14 20:28:32,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270007409] [2022-11-14 20:28:32,469 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-11-14 20:28:32,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-14 20:28:32,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-14 20:28:32,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-14 20:28:32,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-11-14 20:28:32,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:28:32,470 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-14 20:28:32,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 46.583333333333336) internal successors, (559), 13 states have internal predecessors, (559), 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) [2022-11-14 20:28:32,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:28:32,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-14 20:28:32,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-14 20:28:32,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-14 20:28:32,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:28:32,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-14 20:28:32,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-14 20:28:32,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-14 20:28:32,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-14 20:28:32,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-14 20:28:32,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-14 20:28:32,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-14 20:28:32,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-14 20:28:32,472 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-11-14 20:28:32,473 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 26 remaining) [2022-11-14 20:28:32,474 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 26 remaining) [2022-11-14 20:28:32,475 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 26 remaining) [2022-11-14 20:28:32,476 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 26 remaining) [2022-11-14 20:28:32,476 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 26 remaining) [2022-11-14 20:28:32,480 INFO L444 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1, 1, 1] [2022-11-14 20:28:32,483 INFO L307 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork2 was TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT (1/4) [2022-11-14 20:28:32,485 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-14 20:28:32,485 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-14 20:28:32,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 08:28:32 BasicIcfg [2022-11-14 20:28:32,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-14 20:28:32,488 INFO L158 Benchmark]: Toolchain (without parser) took 854755.12ms. Allocated memory was 180.4MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 124.2MB in the beginning and 745.2MB in the end (delta: -621.0MB). Peak memory consumption was 812.1MB. Max. memory is 8.0GB. [2022-11-14 20:28:32,488 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-14 20:28:32,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.03ms. Allocated memory is still 180.4MB. Free memory was 124.1MB in the beginning and 139.7MB in the end (delta: -15.7MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2022-11-14 20:28:32,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.32ms. Allocated memory is still 180.4MB. Free memory was 139.7MB in the beginning and 128.0MB in the end (delta: 11.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-11-14 20:28:32,489 INFO L158 Benchmark]: Boogie Preprocessor took 135.03ms. Allocated memory is still 180.4MB. Free memory was 128.0MB in the beginning and 117.0MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-11-14 20:28:32,489 INFO L158 Benchmark]: RCFGBuilder took 5956.00ms. Allocated memory was 180.4MB in the beginning and 502.3MB in the end (delta: 321.9MB). Free memory was 117.0MB in the beginning and 301.3MB in the end (delta: -184.3MB). Peak memory consumption was 310.1MB. Max. memory is 8.0GB. [2022-11-14 20:28:32,489 INFO L158 Benchmark]: TraceAbstraction took 848061.87ms. Allocated memory was 502.3MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 300.2MB in the beginning and 745.2MB in the end (delta: -444.9MB). Peak memory consumption was 667.1MB. Max. memory is 8.0GB. [2022-11-14 20:28:32,491 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 141.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 454.03ms. Allocated memory is still 180.4MB. Free memory was 124.1MB in the beginning and 139.7MB in the end (delta: -15.7MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 142.32ms. Allocated memory is still 180.4MB. Free memory was 139.7MB in the beginning and 128.0MB in the end (delta: 11.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 135.03ms. Allocated memory is still 180.4MB. Free memory was 128.0MB in the beginning and 117.0MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * RCFGBuilder took 5956.00ms. Allocated memory was 180.4MB in the beginning and 502.3MB in the end (delta: 321.9MB). Free memory was 117.0MB in the beginning and 301.3MB in the end (delta: -184.3MB). Peak memory consumption was 310.1MB. Max. memory is 8.0GB. * TraceAbstraction took 848061.87ms. Allocated memory was 502.3MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 300.2MB in the beginning and 745.2MB in the end (delta: -444.9MB). Peak memory consumption was 667.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39546, independent: 33754, independent conditional: 21418, independent unconditional: 12336, dependent: 5792, dependent conditional: 5758, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34348, independent: 33754, independent conditional: 21418, independent unconditional: 12336, dependent: 594, dependent conditional: 560, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 34348, independent: 33754, independent conditional: 21418, independent unconditional: 12336, dependent: 594, dependent conditional: 560, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39913, independent: 33754, independent conditional: 2100, independent unconditional: 31654, dependent: 6159, dependent conditional: 3465, dependent unconditional: 2694, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 39913, independent: 33754, independent conditional: 2100, independent unconditional: 31654, dependent: 6159, dependent conditional: 315, dependent unconditional: 5844, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 39913, independent: 33754, independent conditional: 2100, independent unconditional: 31654, dependent: 6159, dependent conditional: 315, dependent unconditional: 5844, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12417, independent: 12357, independent conditional: 85, independent unconditional: 12272, dependent: 60, dependent conditional: 5, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12417, independent: 12259, independent conditional: 0, independent unconditional: 12259, dependent: 158, dependent conditional: 0, dependent unconditional: 158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 158, independent: 98, independent conditional: 85, independent unconditional: 13, dependent: 60, dependent conditional: 5, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 158, independent: 98, independent conditional: 85, independent unconditional: 13, dependent: 60, dependent conditional: 5, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1557, independent: 697, independent conditional: 571, independent unconditional: 126, dependent: 861, dependent conditional: 28, dependent unconditional: 832, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 39913, independent: 21397, independent conditional: 2015, independent unconditional: 19382, dependent: 6099, dependent conditional: 310, dependent unconditional: 5789, unknown: 12417, unknown conditional: 90, unknown unconditional: 12327] , Statistics on independence cache: Total cache size (in pairs): 12417, Positive cache size: 12357, Positive conditional cache size: 85, Positive unconditional cache size: 12272, Negative cache size: 60, Negative conditional cache size: 5, Negative unconditional cache size: 55, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3150, Maximal queried relation: 8, Independence queries for same thread: 5198 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.7s, Number of persistent set computation: 620, Number of trivial persistent sets: 582, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12370, independent: 12336, independent conditional: 0, independent unconditional: 12336, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39546, independent: 33754, independent conditional: 21418, independent unconditional: 12336, dependent: 5792, dependent conditional: 5758, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34348, independent: 33754, independent conditional: 21418, independent unconditional: 12336, dependent: 594, dependent conditional: 560, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 34348, independent: 33754, independent conditional: 21418, independent unconditional: 12336, dependent: 594, dependent conditional: 560, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39913, independent: 33754, independent conditional: 2100, independent unconditional: 31654, dependent: 6159, dependent conditional: 3465, dependent unconditional: 2694, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 39913, independent: 33754, independent conditional: 2100, independent unconditional: 31654, dependent: 6159, dependent conditional: 315, dependent unconditional: 5844, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 39913, independent: 33754, independent conditional: 2100, independent unconditional: 31654, dependent: 6159, dependent conditional: 315, dependent unconditional: 5844, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12417, independent: 12357, independent conditional: 85, independent unconditional: 12272, dependent: 60, dependent conditional: 5, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12417, independent: 12259, independent conditional: 0, independent unconditional: 12259, dependent: 158, dependent conditional: 0, dependent unconditional: 158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 158, independent: 98, independent conditional: 85, independent unconditional: 13, dependent: 60, dependent conditional: 5, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 158, independent: 98, independent conditional: 85, independent unconditional: 13, dependent: 60, dependent conditional: 5, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1557, independent: 697, independent conditional: 571, independent unconditional: 126, dependent: 861, dependent conditional: 28, dependent unconditional: 832, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 39913, independent: 21397, independent conditional: 2015, independent unconditional: 19382, dependent: 6099, dependent conditional: 310, dependent unconditional: 5789, unknown: 12417, unknown conditional: 90, unknown unconditional: 12327] , Statistics on independence cache: Total cache size (in pairs): 12417, Positive cache size: 12357, Positive conditional cache size: 85, Positive unconditional cache size: 12272, Negative cache size: 60, Negative conditional cache size: 5, Negative unconditional cache size: 55, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3150, Maximal queried relation: 8, Independence queries for same thread: 5198 - TimeoutResultAtElement [Line: 361]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 361]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 362]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 362]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 363]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 363]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 361]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 361]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 362]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 362]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 363]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 363]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 147]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 147]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 361]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 361]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 362]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 362]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 363]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 363]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 361]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 361]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 362]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 362]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 363]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 363]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 982 locations, 183 error locations. Started 1 CEGAR loops. OverallTime: 846.9s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 13.5s, 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: 211, 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: 0.9s SsaConstructionTime, 262.3s SatisfiabilityAnalysisTime, 13.3s InterpolantComputationTime, 16189 NumberOfCodeBlocks, 15325 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 21656 ConstructedInterpolants, 0 QuantifiedInterpolants, 25458 SizeOfPredicates, 59 NumberOfNonLiveVariables, 11888 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 26 InterpolantComputations, 5 PerfectInterpolantSequences, 27766/30109 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