/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -i ../sv-benchmarks/c/weaver/popl20/prod-cons-eq.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 17:21:22,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 17:21:22,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 17:21:22,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-06 17:21:22,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-06 17:21:22,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-06 17:21:22,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-06 17:21:22,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-06 17:21:22,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-06 17:21:22,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-06 17:21:22,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-06 17:21:22,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-06 17:21:22,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 17:21:22,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 17:21:22,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 17:21:22,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 17:21:22,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 17:21:22,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 17:21:22,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 17:21:22,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 17:21:22,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 17:21:22,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 17:21:22,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 17:21:22,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 17:21:22,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-06 17:21:22,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-06 17:21:22,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-06 17:21:22,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-06 17:21:22,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-06 17:21:22,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-06 17:21:22,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-06 17:21:22,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-06 17:21:22,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-06 17:21:22,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 17:21:22,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 17:21:22,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 17:21:22,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-10-06 17:21:22,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 17:21:22,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 17:21:22,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 17:21:22,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 17:21:22,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 17:21:22,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 17:21:22,648 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 17:21:22,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 17:21:22,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 17:21:22,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 17:21:22,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 17:21:22,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 17:21:22,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-06 17:21:22,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 17:21:22,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-06 17:21:22,651 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 17:21:22,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-06 17:21:22,652 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 17:21:22,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-06 17:21:22,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 17:21:22,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 17:21:22,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-06 17:21:22,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 17:21:22,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 17:21:22,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 17:21:22,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 17:21:22,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-06 17:21:22,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 17:21:22,654 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-10-06 17:21:22,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 17:21:22,655 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-06 17:21:22,655 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-06 17:21:22,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-06 17:21:22,656 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-06 17:21:22,656 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-06 17:21:22,656 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 17:21:23,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 17:21:23,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 17:21:23,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 17:21:23,077 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 17:21:23,078 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 17:21:23,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20/prod-cons-eq.wvr.c [2021-10-06 17:21:23,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe991465a/e6324b7e85794f8998146e28d5abdf0b/FLAG1752005a5 [2021-10-06 17:21:23,760 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 17:21:23,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20/prod-cons-eq.wvr.c [2021-10-06 17:21:23,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe991465a/e6324b7e85794f8998146e28d5abdf0b/FLAG1752005a5 [2021-10-06 17:21:24,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fe991465a/e6324b7e85794f8998146e28d5abdf0b [2021-10-06 17:21:24,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 17:21:24,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-06 17:21:24,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 17:21:24,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 17:21:24,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 17:21:24,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5619d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24, skipping insertion in model container [2021-10-06 17:21:24,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 17:21:24,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 17:21:24,378 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20/prod-cons-eq.wvr.c[3849,3862] [2021-10-06 17:21:24,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 17:21:24,400 INFO L203 MainTranslator]: Completed pre-run [2021-10-06 17:21:24,438 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20/prod-cons-eq.wvr.c[3849,3862] [2021-10-06 17:21:24,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 17:21:24,465 INFO L208 MainTranslator]: Completed translation [2021-10-06 17:21:24,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24 WrapperNode [2021-10-06 17:21:24,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 17:21:24,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-06 17:21:24,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-06 17:21:24,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-06 17:21:24,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-06 17:21:24,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-06 17:21:24,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-06 17:21:24,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-06 17:21:24,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-06 17:21:24,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-06 17:21:24,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-06 17:21:24,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-06 17:21:24,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (1/1) ... [2021-10-06 17:21:24,613 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 17:21:24,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:21:24,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-06 17:21:24,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-06 17:21:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-06 17:21:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-06 17:21:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-06 17:21:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-06 17:21:24,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-06 17:21:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-06 17:21:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-06 17:21:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-06 17:21:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-06 17:21:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-06 17:21:24,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-06 17:21:24,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-06 17:21:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-06 17:21:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-06 17:21:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-06 17:21:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-06 17:21:24,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-06 17:21:24,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-06 17:21:24,736 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-06 17:21:25,931 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-06 17:21:25,932 INFO L299 CfgBuilder]: Removed 59 assume(true) statements. [2021-10-06 17:21:25,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 05:21:25 BoogieIcfgContainer [2021-10-06 17:21:25,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-06 17:21:25,941 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-06 17:21:25,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-06 17:21:25,944 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-06 17:21:25,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 05:21:24" (1/3) ... [2021-10-06 17:21:25,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309e0a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 05:21:25, skipping insertion in model container [2021-10-06 17:21:25,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:21:24" (2/3) ... [2021-10-06 17:21:25,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309e0a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 05:21:25, skipping insertion in model container [2021-10-06 17:21:25,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 05:21:25" (3/3) ... [2021-10-06 17:21:25,949 INFO L111 eAbstractionObserver]: Analyzing ICFG prod-cons-eq.wvr.c [2021-10-06 17:21:25,956 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-06 17:21:25,956 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-06 17:21:25,956 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-06 17:21:25,957 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-06 17:21:26,035 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,035 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,035 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,035 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,036 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,036 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,038 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,038 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,038 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,038 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,039 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,039 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,039 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,039 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,040 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,041 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,041 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,041 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,041 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,042 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,042 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,043 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,043 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,043 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,044 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,045 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,045 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,045 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,046 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,046 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,046 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,046 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,047 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,047 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,047 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,048 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,048 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,048 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,048 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,048 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,048 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,048 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,049 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,049 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,049 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,049 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,050 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,051 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,051 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,051 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,051 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,051 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,052 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,052 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,052 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,052 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,053 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,053 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,056 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,056 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,056 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,057 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,057 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,057 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,057 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,057 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,057 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,058 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,059 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,059 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,059 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,059 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,060 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,060 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,060 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,060 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,060 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,060 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,061 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,061 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,062 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,062 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,062 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,062 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,064 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,065 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,065 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,066 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,069 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,074 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,075 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,075 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,076 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,076 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,077 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,078 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,078 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,078 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,078 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,078 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,079 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,079 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,079 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,079 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,079 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,079 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,080 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,080 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,081 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,081 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,081 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,081 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,081 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,082 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,082 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,082 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,083 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,083 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,083 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,083 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,083 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,083 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,084 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,084 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,085 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,085 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,086 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,088 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,088 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,088 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,088 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,088 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,088 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,089 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,089 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,090 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,092 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,092 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,094 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,094 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,096 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,097 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,097 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,097 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,097 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,107 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,108 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,110 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,110 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,111 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,111 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,111 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~short18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,111 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,113 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,113 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,113 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,114 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,114 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,114 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,114 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,114 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,114 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,116 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,116 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,117 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,118 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,118 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:26,137 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-06 17:21:26,213 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-06 17:21:26,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:21:26,215 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-06 17:21:26,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-06 17:21:26,263 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-06 17:21:26,270 INFO L339 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, mConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-10-06 17:21:26,271 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-06 17:21:26,464 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:26,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:26,471 INFO L82 PathProgramCache]: Analyzing trace with hash -703080733, now seen corresponding path program 1 times [2021-10-06 17:21:26,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:26,482 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582360220] [2021-10-06 17:21:26,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:26,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:26,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 17:21:26,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:26,848 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582360220] [2021-10-06 17:21:26,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582360220] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:26,849 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:26,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-06 17:21:26,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794559675] [2021-10-06 17:21:26,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-06 17:21:26,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:26,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-06 17:21:26,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-06 17:21:26,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:26,891 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:26,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 85.5) internal successors, (171), 2 states have internal predecessors, (171), 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) [2021-10-06 17:21:26,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:26,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:26,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-06 17:21:26,926 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:26,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:26,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1602986938, now seen corresponding path program 1 times [2021-10-06 17:21:26,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:26,927 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018585875] [2021-10-06 17:21:26,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:26,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:27,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 17:21:27,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:27,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018585875] [2021-10-06 17:21:27,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018585875] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:27,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:27,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-06 17:21:27,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592713931] [2021-10-06 17:21:27,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 17:21:27,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:27,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 17:21:27,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 17:21:27,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:27,276 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:27,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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) [2021-10-06 17:21:27,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:27,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:27,375 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,388 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,388 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,423 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,424 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,424 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,453 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,453 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,454 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,466 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,466 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,467 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,517 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,518 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,518 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:27,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:27,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-06 17:21:27,619 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:27,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:27,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1743627460, now seen corresponding path program 1 times [2021-10-06 17:21:27,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:27,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447338413] [2021-10-06 17:21:27,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:27,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-06 17:21:27,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:27,780 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447338413] [2021-10-06 17:21:27,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447338413] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:27,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:27,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-06 17:21:27,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006716696] [2021-10-06 17:21:27,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-06 17:21:27,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:27,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-06 17:21:27,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-06 17:21:27,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:27,783 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:27,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 45.5) internal successors, (182), 4 states have internal predecessors, (182), 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) [2021-10-06 17:21:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:27,845 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,845 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,846 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,871 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,872 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,872 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,888 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,888 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:27,888 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:28,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:28,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:28,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:28,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-06 17:21:28,440 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:28,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:28,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1000620180, now seen corresponding path program 1 times [2021-10-06 17:21:28,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:28,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40899454] [2021-10-06 17:21:28,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:28,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:28,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 17:21:28,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:28,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40899454] [2021-10-06 17:21:28,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40899454] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:28,671 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:28,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-06 17:21:28,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950073050] [2021-10-06 17:21:28,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-06 17:21:28,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:28,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-06 17:21:28,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-06 17:21:28,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:28,676 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:28,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 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) [2021-10-06 17:21:28,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:28,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:28,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:28,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:29,071 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,072 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,072 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,123 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,123 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,125 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,329 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,330 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,331 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,339 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,340 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,340 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:29,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:29,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:29,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:29,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:29,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-06 17:21:29,408 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:29,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:29,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1112198786, now seen corresponding path program 1 times [2021-10-06 17:21:29,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:29,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213039517] [2021-10-06 17:21:29,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:29,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:29,580 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-06 17:21:29,581 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:29,581 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213039517] [2021-10-06 17:21:29,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213039517] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:29,581 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:29,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-06 17:21:29,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326403004] [2021-10-06 17:21:29,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-06 17:21:29,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:29,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-06 17:21:29,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-06 17:21:29,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:29,585 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:29,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 33.5) internal successors, (201), 6 states have internal predecessors, (201), 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) [2021-10-06 17:21:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:29,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:29,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:29,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:29,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:29,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:29,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:29,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:29,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-06 17:21:29,792 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:29,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:29,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1375156798, now seen corresponding path program 1 times [2021-10-06 17:21:29,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:29,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148333215] [2021-10-06 17:21:29,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:29,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-06 17:21:30,091 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:30,091 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148333215] [2021-10-06 17:21:30,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148333215] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:30,092 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:30,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-06 17:21:30,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268362869] [2021-10-06 17:21:30,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-06 17:21:30,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:30,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-06 17:21:30,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-06 17:21:30,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,095 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:30,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.25) internal successors, (210), 8 states have internal predecessors, (210), 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) [2021-10-06 17:21:30,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:30,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:30,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:30,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,239 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,241 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,241 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:30,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:30,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:30,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:30,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-06 17:21:30,299 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:30,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:30,299 INFO L82 PathProgramCache]: Analyzing trace with hash -66652560, now seen corresponding path program 1 times [2021-10-06 17:21:30,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:30,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286041063] [2021-10-06 17:21:30,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:30,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:30,444 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-06 17:21:30,444 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:30,444 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286041063] [2021-10-06 17:21:30,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286041063] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:30,445 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:30,445 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-06 17:21:30,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696780949] [2021-10-06 17:21:30,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-06 17:21:30,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:30,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-06 17:21:30,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-06 17:21:30,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,452 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:30,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 43.8) internal successors, (219), 5 states have internal predecessors, (219), 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) [2021-10-06 17:21:30,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:30,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:30,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:30,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:30,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,482 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,482 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,482 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,498 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,499 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,499 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:30,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:30,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:30,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:30,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:30,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-06 17:21:30,515 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:30,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:30,517 INFO L82 PathProgramCache]: Analyzing trace with hash -2069334352, now seen corresponding path program 2 times [2021-10-06 17:21:30,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:30,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722367417] [2021-10-06 17:21:30,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:30,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:30,611 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-06 17:21:30,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:30,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722367417] [2021-10-06 17:21:30,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722367417] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:30,613 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:30,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-06 17:21:30,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814166283] [2021-10-06 17:21:30,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 17:21:30,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:30,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 17:21:30,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 17:21:30,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,615 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:30,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.0) internal successors, (228), 3 states have internal predecessors, (228), 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) [2021-10-06 17:21:30,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:30,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:30,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:30,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:30,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:30,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:30,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:30,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:30,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-06 17:21:30,656 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:30,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:30,656 INFO L82 PathProgramCache]: Analyzing trace with hash 752118994, now seen corresponding path program 3 times [2021-10-06 17:21:30,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:30,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485454989] [2021-10-06 17:21:30,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:30,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:30,897 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 28 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-06 17:21:30,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:30,897 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485454989] [2021-10-06 17:21:30,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485454989] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:21:30,898 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825770159] [2021-10-06 17:21:30,898 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-06 17:21:30,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:21:30,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:21:30,901 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:21:30,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-06 17:21:31,084 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-06 17:21:31,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:21:31,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-06 17:21:31,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:21:31,885 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-06 17:21:31,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825770159] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:31,887 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-06 17:21:31,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2021-10-06 17:21:31,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006393056] [2021-10-06 17:21:31,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-06 17:21:31,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:31,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-06 17:21:31,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-10-06 17:21:31,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:31,893 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:31,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 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) [2021-10-06 17:21:31,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:31,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:31,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:31,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:31,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:31,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:31,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:31,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:31,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:32,008 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,009 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,009 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,024 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,024 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,025 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,792 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,792 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,793 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,804 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,804 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:32,805 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:33,359 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:33,360 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:33,360 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:33,376 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:33,377 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:33,377 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:33,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:33,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:33,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:33,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:33,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:33,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:33,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:33,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:33,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:33,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-06 17:21:33,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:21:33,615 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:33,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:33,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1115990688, now seen corresponding path program 1 times [2021-10-06 17:21:33,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:33,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307737022] [2021-10-06 17:21:33,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:33,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 28 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-06 17:21:33,899 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:33,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307737022] [2021-10-06 17:21:33,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307737022] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:21:33,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218695993] [2021-10-06 17:21:33,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:33,905 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:21:33,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:21:33,906 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:21:33,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-06 17:21:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:34,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-06 17:21:34,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:21:34,884 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-06 17:21:34,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218695993] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:21:34,885 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:21:34,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-10-06 17:21:34,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956804209] [2021-10-06 17:21:34,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-06 17:21:34,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:34,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-06 17:21:34,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-10-06 17:21:34,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:34,889 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:34,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.384615384615383) internal successors, (278), 13 states have internal predecessors, (278), 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) [2021-10-06 17:21:34,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:34,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:35,171 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:35,172 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:35,172 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:35,182 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:35,183 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:35,183 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:35,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:35,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:35,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:35,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:35,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:35,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:35,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:35,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:35,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:35,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-06 17:21:35,281 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-10-06 17:21:35,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:21:35,459 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:35,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:35,461 INFO L82 PathProgramCache]: Analyzing trace with hash 1277525732, now seen corresponding path program 2 times [2021-10-06 17:21:35,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:35,462 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666175838] [2021-10-06 17:21:35,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:35,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:35,617 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-06 17:21:35,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:35,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666175838] [2021-10-06 17:21:35,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666175838] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:35,618 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:35,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-06 17:21:35,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948733531] [2021-10-06 17:21:35,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 17:21:35,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:35,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 17:21:35,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 17:21:35,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:35,620 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:35,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) [2021-10-06 17:21:35,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:35,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:35,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:35,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:35,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:35,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:35,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:35,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:35,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:35,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-06 17:21:35,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:35,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:35,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:35,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:35,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:35,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-06 17:21:35,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:35,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-06 17:21:35,664 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:35,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:35,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1867894886, now seen corresponding path program 1 times [2021-10-06 17:21:35,665 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:35,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813794005] [2021-10-06 17:21:35,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:35,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:36,025 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-06 17:21:36,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:36,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813794005] [2021-10-06 17:21:36,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813794005] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:21:36,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:21:36,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-06 17:21:36,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269639550] [2021-10-06 17:21:36,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-06 17:21:36,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:36,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-06 17:21:36,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-10-06 17:21:36,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:36,029 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:36,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 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) [2021-10-06 17:21:36,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:36,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:36,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:36,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:36,211 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,211 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,211 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,220 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,221 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,221 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,318 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,318 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,318 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,329 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,329 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,330 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,339 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,340 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,340 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:21:36,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:36,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:36,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:36,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:36,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:36,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:36,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:36,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:36,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:36,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:21:36,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:36,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:21:36,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-06 17:21:36,606 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:36,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:36,607 INFO L82 PathProgramCache]: Analyzing trace with hash 1410204478, now seen corresponding path program 1 times [2021-10-06 17:21:36,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:36,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672986331] [2021-10-06 17:21:36,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:36,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-06 17:21:36,771 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:36,771 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672986331] [2021-10-06 17:21:36,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672986331] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:21:36,771 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908838103] [2021-10-06 17:21:36,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:36,772 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:21:36,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:21:36,776 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:21:36,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-06 17:21:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:37,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-06 17:21:37,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:21:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-06 17:21:37,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908838103] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:21:37,616 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:21:37,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 12 [2021-10-06 17:21:37,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998408223] [2021-10-06 17:21:37,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-06 17:21:37,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:21:37,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-06 17:21:37,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-10-06 17:21:37,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:37,619 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:21:37,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.916666666666668) internal successors, (275), 12 states have internal predecessors, (275), 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) [2021-10-06 17:21:37,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:37,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:21:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:21:37,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:37,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:21:37,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:37,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:37,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:21:37,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:37,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:21:37,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:21:37,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:37,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:21:37,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:21:37,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:21:37,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:21:37,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:21:37,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-06 17:21:38,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-06 17:21:38,104 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:21:38,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:21:38,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1959202236, now seen corresponding path program 1 times [2021-10-06 17:21:38,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:21:38,107 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034726147] [2021-10-06 17:21:38,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:38,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:21:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-06 17:21:53,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:21:53,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034726147] [2021-10-06 17:21:53,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034726147] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:21:53,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756166124] [2021-10-06 17:21:53,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:21:53,308 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:21:53,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:21:53,311 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:21:53,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-06 17:21:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:21:53,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 82 conjunts are in the unsatisfiable core [2021-10-06 17:21:53,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:21:58,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2021-10-06 17:21:58,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-10-06 17:21:59,559 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-10-06 17:21:59,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 50 [2021-10-06 17:21:59,584 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-10-06 17:21:59,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 43 [2021-10-06 17:22:00,186 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-10-06 17:22:00,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 45 [2021-10-06 17:22:00,205 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-10-06 17:22:00,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 34 [2021-10-06 17:22:01,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-06 17:22:01,159 INFO L354 Elim1Store]: treesize reduction 75, result has 16.7 percent of original size [2021-10-06 17:22:01,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 120 treesize of output 107 [2021-10-06 17:22:01,203 INFO L354 Elim1Store]: treesize reduction 96, result has 28.9 percent of original size [2021-10-06 17:22:01,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 110 [2021-10-06 17:22:01,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-06 17:22:01,231 INFO L354 Elim1Store]: treesize reduction 75, result has 16.7 percent of original size [2021-10-06 17:22:01,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 84 [2021-10-06 17:22:04,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 51 [2021-10-06 17:22:04,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 30 [2021-10-06 17:22:05,128 INFO L354 Elim1Store]: treesize reduction 23, result has 48.9 percent of original size [2021-10-06 17:22:05,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 45 [2021-10-06 17:22:05,206 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-06 17:22:05,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756166124] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:22:05,206 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:22:05,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 41] total 105 [2021-10-06 17:22:05,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653066745] [2021-10-06 17:22:05,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 105 states [2021-10-06 17:22:05,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:22:05,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2021-10-06 17:22:05,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=577, Invalid=10343, Unknown=0, NotChecked=0, Total=10920 [2021-10-06 17:22:05,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:22:05,216 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:22:05,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 105 states, 105 states have (on average 4.857142857142857) internal successors, (510), 105 states have internal predecessors, (510), 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) [2021-10-06 17:22:05,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:22:05,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:05,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:22:05,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:22:05,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:22:05,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:22:05,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:22:05,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:05,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:22:05,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:22:05,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:05,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:22:05,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:22:05,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:22:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:22:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:22:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-06 17:22:40,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-06 17:22:40,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:22:40,477 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:22:40,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:22:40,478 INFO L82 PathProgramCache]: Analyzing trace with hash -190053302, now seen corresponding path program 2 times [2021-10-06 17:22:40,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:22:40,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414714035] [2021-10-06 17:22:40,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:22:40,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:22:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:22:42,554 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 41 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-06 17:22:42,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:22:42,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414714035] [2021-10-06 17:22:42,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414714035] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:22:42,555 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727720599] [2021-10-06 17:22:42,555 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-06 17:22:42,555 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:22:42,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:22:42,563 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:22:42,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-06 17:22:43,414 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-06 17:22:43,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:22:43,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 63 conjunts are in the unsatisfiable core [2021-10-06 17:22:43,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:22:49,773 INFO L354 Elim1Store]: treesize reduction 25, result has 32.4 percent of original size [2021-10-06 17:22:49,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 47 [2021-10-06 17:22:49,817 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-06 17:22:49,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1727720599] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:22:49,817 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:22:49,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 58 [2021-10-06 17:22:49,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484131149] [2021-10-06 17:22:49,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2021-10-06 17:22:49,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:22:49,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-10-06 17:22:49,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=3080, Unknown=0, NotChecked=0, Total=3306 [2021-10-06 17:22:49,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:22:49,821 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:22:49,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 9.189655172413794) internal successors, (533), 58 states have internal predecessors, (533), 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) [2021-10-06 17:22:49,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:22:49,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:49,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:22:49,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:22:49,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:22:49,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:22:49,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:22:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:22:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:22:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:22:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:22:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:22:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-06 17:22:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:22:56,975 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:22:56,975 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:22:56,976 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:22:57,448 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:22:57,449 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:22:57,449 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:23:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:23:01,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:01,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:23:01,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:23:01,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-10-06 17:23:01,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-10-06 17:23:01,648 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-10-06 17:23:01,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-06 17:23:01,822 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:23:01,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:23:01,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1265533145, now seen corresponding path program 1 times [2021-10-06 17:23:01,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:23:01,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420502206] [2021-10-06 17:23:01,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:23:01,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:23:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:23:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-06 17:23:01,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:23:01,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420502206] [2021-10-06 17:23:01,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420502206] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:23:01,978 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:23:01,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-06 17:23:01,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811625879] [2021-10-06 17:23:01,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-06 17:23:01,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:23:01,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-06 17:23:01,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-06 17:23:01,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:23:01,980 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:23:01,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 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) [2021-10-06 17:23:01,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:23:01,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:01,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:23:01,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:23:01,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:23:01,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-10-06 17:23:01,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-10-06 17:23:01,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:23:02,135 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,136 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,136 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,146 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,147 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,147 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,156 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,156 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,156 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,541 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,541 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:02,541 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:03,004 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:03,005 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:03,005 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:03,295 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:03,296 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:03,296 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,839 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,839 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,840 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,849 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,850 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,850 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,872 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,872 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:05,872 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,317 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,317 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,318 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,325 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,325 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,325 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,334 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,335 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:06,335 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:12,000 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:12,001 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:12,001 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:13,978 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:13,978 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:13,978 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:13,993 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:13,994 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:13,994 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:14,009 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:14,009 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:14,009 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:23:15,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:23:15,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:23:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:23:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:23:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:23:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:23:15,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:15,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:23:15,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:23:15,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:23:15,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:23:15,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:23:15,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2021-10-06 17:23:15,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-10-06 17:23:15,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:23:15,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-06 17:23:15,655 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:23:15,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:23:15,656 INFO L82 PathProgramCache]: Analyzing trace with hash -360555156, now seen corresponding path program 3 times [2021-10-06 17:23:15,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:23:15,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715013922] [2021-10-06 17:23:15,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:23:15,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:23:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:23:42,372 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-06 17:23:42,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:23:42,372 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715013922] [2021-10-06 17:23:42,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715013922] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:23:42,372 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51321131] [2021-10-06 17:23:42,372 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-06 17:23:42,373 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:23:42,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:23:42,373 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:23:42,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-06 17:23:43,728 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-06 17:23:43,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:23:43,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 106 conjunts are in the unsatisfiable core [2021-10-06 17:23:43,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:23:46,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-06 17:23:47,673 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-06 17:23:47,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-10-06 17:23:49,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-10-06 17:23:49,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2021-10-06 17:23:51,955 INFO L354 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2021-10-06 17:23:51,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 44 [2021-10-06 17:23:54,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 11 [2021-10-06 17:23:54,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 80 [2021-10-06 17:23:58,141 INFO L354 Elim1Store]: treesize reduction 19, result has 40.6 percent of original size [2021-10-06 17:23:58,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 219 treesize of output 192 [2021-10-06 17:23:58,584 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-06 17:23:58,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-10-06 17:24:04,792 INFO L354 Elim1Store]: treesize reduction 80, result has 19.2 percent of original size [2021-10-06 17:24:04,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 371 treesize of output 242 [2021-10-06 17:24:04,823 INFO L354 Elim1Store]: treesize reduction 80, result has 19.2 percent of original size [2021-10-06 17:24:04,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 356 treesize of output 347 [2021-10-06 17:24:11,407 INFO L354 Elim1Store]: treesize reduction 72, result has 20.9 percent of original size [2021-10-06 17:24:11,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 294 treesize of output 197 [2021-10-06 17:24:11,432 INFO L354 Elim1Store]: treesize reduction 72, result has 20.9 percent of original size [2021-10-06 17:24:11,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 279 treesize of output 270 [2021-10-06 17:24:17,077 INFO L354 Elim1Store]: treesize reduction 96, result has 28.9 percent of original size [2021-10-06 17:24:17,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 285 treesize of output 286 [2021-10-06 17:24:17,127 INFO L354 Elim1Store]: treesize reduction 148, result has 16.9 percent of original size [2021-10-06 17:24:17,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 273 treesize of output 211 [2021-10-06 17:24:17,175 INFO L354 Elim1Store]: treesize reduction 148, result has 16.9 percent of original size [2021-10-06 17:24:17,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 258 treesize of output 252 [2021-10-06 17:24:22,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 63 [2021-10-06 17:24:22,265 INFO L354 Elim1Store]: treesize reduction 30, result has 9.1 percent of original size [2021-10-06 17:24:22,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 41 [2021-10-06 17:24:22,906 INFO L354 Elim1Store]: treesize reduction 25, result has 44.4 percent of original size [2021-10-06 17:24:22,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 43 [2021-10-06 17:24:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-06 17:24:23,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51321131] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:24:23,184 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:24:23,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [85, 48] total 128 [2021-10-06 17:24:23,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485924525] [2021-10-06 17:24:23,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 128 states [2021-10-06 17:24:23,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:24:23,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2021-10-06 17:24:23,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=533, Invalid=15723, Unknown=0, NotChecked=0, Total=16256 [2021-10-06 17:24:23,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:24:23,192 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:24:23,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 128 states, 128 states have (on average 4.484375) internal successors, (574), 128 states have internal predecessors, (574), 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) [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:24:23,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:24:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:24:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:24:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2021-10-06 17:24:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-10-06 17:24:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:24:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:26:05,549 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:05,550 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:05,550 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:05,561 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:05,561 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:05,561 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:06,265 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:06,265 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:06,265 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:06,277 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:06,277 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:06,277 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:14,515 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:14,516 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:14,516 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:14,528 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:14,529 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:14,529 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:15,142 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:15,142 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:15,142 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:17,037 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:17,037 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:17,037 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:23,953 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:23,954 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:23,954 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:23,964 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:23,965 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:23,965 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,014 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,015 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,015 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,957 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,957 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,958 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,969 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,970 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,970 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,985 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,986 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:24,986 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:26:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:26:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:26:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:26:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:26:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:26:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:26:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:26:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-10-06 17:26:54,994 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-10-06 17:26:55,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-06 17:26:55,169 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:26:55,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:26:55,169 INFO L82 PathProgramCache]: Analyzing trace with hash -884409196, now seen corresponding path program 4 times [2021-10-06 17:26:55,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:26:55,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268889145] [2021-10-06 17:26:55,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:26:55,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:26:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:27:54,509 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-06 17:27:54,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:27:54,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268889145] [2021-10-06 17:27:54,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268889145] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:27:54,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100180816] [2021-10-06 17:27:54,510 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-06 17:27:54,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:27:54,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:27:54,512 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:27:54,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-06 17:27:56,855 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-06 17:27:56,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:27:56,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 163 conjunts are in the unsatisfiable core [2021-10-06 17:27:56,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:28:02,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-06 17:28:05,339 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-06 17:28:05,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-10-06 17:28:06,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-10-06 17:28:09,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2021-10-06 17:28:09,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-10-06 17:28:09,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-10-06 17:28:11,728 INFO L354 Elim1Store]: treesize reduction 63, result has 37.0 percent of original size [2021-10-06 17:28:11,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 31 treesize of output 51 [2021-10-06 17:28:13,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 29 [2021-10-06 17:28:13,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-06 17:28:13,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-10-06 17:28:15,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:15,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 52 [2021-10-06 17:28:15,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-10-06 17:28:16,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:16,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2021-10-06 17:28:19,037 INFO L354 Elim1Store]: treesize reduction 12, result has 65.7 percent of original size [2021-10-06 17:28:19,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 35 [2021-10-06 17:28:21,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 184 [2021-10-06 17:28:21,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:21,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 106 [2021-10-06 17:28:21,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:21,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 133 [2021-10-06 17:28:23,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:23,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:23,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:23,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-10-06 17:28:23,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2021-10-06 17:28:23,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:23,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:23,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 97 [2021-10-06 17:28:27,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 237 treesize of output 233 [2021-10-06 17:28:27,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:27,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:27,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:27,941 INFO L354 Elim1Store]: treesize reduction 96, result has 21.3 percent of original size [2021-10-06 17:28:27,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 226 treesize of output 140 [2021-10-06 17:28:27,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:27,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:27,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:28,005 INFO L354 Elim1Store]: treesize reduction 96, result has 21.3 percent of original size [2021-10-06 17:28:28,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 211 treesize of output 205 [2021-10-06 17:28:30,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 202 [2021-10-06 17:28:30,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:30,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:30,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:30,253 INFO L354 Elim1Store]: treesize reduction 96, result has 21.3 percent of original size [2021-10-06 17:28:30,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 195 treesize of output 125 [2021-10-06 17:28:30,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:30,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:30,317 INFO L354 Elim1Store]: treesize reduction 96, result has 21.3 percent of original size [2021-10-06 17:28:30,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 180 treesize of output 174 [2021-10-06 17:28:33,316 INFO L354 Elim1Store]: treesize reduction 96, result has 28.9 percent of original size [2021-10-06 17:28:33,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 232 treesize of output 233 [2021-10-06 17:28:33,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:33,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:33,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:33,445 INFO L354 Elim1Store]: treesize reduction 176, result has 17.4 percent of original size [2021-10-06 17:28:33,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 220 treesize of output 169 [2021-10-06 17:28:33,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:33,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:33,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:28:33,538 INFO L354 Elim1Store]: treesize reduction 184, result has 13.6 percent of original size [2021-10-06 17:28:33,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 205 treesize of output 194 [2021-10-06 17:28:42,694 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-06 17:28:42,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 127 treesize of output 109 [2021-10-06 17:28:42,716 INFO L354 Elim1Store]: treesize reduction 28, result has 9.7 percent of original size [2021-10-06 17:28:42,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 106 treesize of output 91 [2021-10-06 17:28:43,847 INFO L354 Elim1Store]: treesize reduction 25, result has 44.4 percent of original size [2021-10-06 17:28:43,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 43 [2021-10-06 17:28:43,948 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-06 17:28:43,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100180816] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:28:43,948 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:28:43,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [80, 65] total 139 [2021-10-06 17:28:43,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733032519] [2021-10-06 17:28:43,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 139 states [2021-10-06 17:28:43,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:28:43,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2021-10-06 17:28:43,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=643, Invalid=18539, Unknown=0, NotChecked=0, Total=19182 [2021-10-06 17:28:43,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:28:43,956 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:28:43,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 139 states, 139 states have (on average 4.474820143884892) internal successors, (622), 139 states have internal predecessors, (622), 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) [2021-10-06 17:28:43,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:28:43,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:28:43,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:28:43,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:28:43,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:28:43,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-10-06 17:28:43,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:31:39,058 WARN L207 SmtUtils]: Spent 6.74 s on a formula simplification. DAG size of input: 158 DAG size of output: 137 [2021-10-06 17:31:48,892 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:48,892 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:48,892 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:48,903 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:48,903 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:48,903 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:49,926 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:49,926 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:49,926 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:49,941 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:49,941 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:49,941 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,216 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,217 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,217 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,227 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,228 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,228 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,941 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,941 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:31:59,941 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:00,808 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:00,808 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:00,809 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:06,974 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:06,975 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:06,975 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:06,985 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:06,985 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:06,986 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:07,017 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:07,017 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:07,018 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,744 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,744 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,744 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,751 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,752 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,752 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,765 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,765 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:08,765 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:32:30,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:32:30,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:32:30,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:32:30,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-06 17:32:30,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:32:30,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-06 17:32:30,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2021-10-06 17:32:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2021-10-06 17:32:30,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-06 17:32:30,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-06 17:32:30,946 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:32:30,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:32:30,947 INFO L82 PathProgramCache]: Analyzing trace with hash 2054606780, now seen corresponding path program 5 times [2021-10-06 17:32:30,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:32:30,947 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379667985] [2021-10-06 17:32:30,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:32:30,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:32:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:33:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-06 17:33:25,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:33:25,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379667985] [2021-10-06 17:33:25,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379667985] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:33:25,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1625875881] [2021-10-06 17:33:25,866 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-06 17:33:25,866 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:33:25,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:33:25,867 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:33:25,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-06 17:33:32,364 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-10-06 17:33:32,364 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:33:32,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 162 conjunts are in the unsatisfiable core [2021-10-06 17:33:32,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:33:35,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-06 17:33:36,801 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-10-06 17:33:36,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-10-06 17:33:39,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-10-06 17:33:39,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2021-10-06 17:33:41,794 INFO L354 Elim1Store]: treesize reduction 44, result has 30.2 percent of original size [2021-10-06 17:33:41,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 41 treesize of output 52 [2021-10-06 17:33:43,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 32 [2021-10-06 17:33:43,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 16 [2021-10-06 17:33:46,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:46,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 58 [2021-10-06 17:33:46,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:46,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2021-10-06 17:33:50,710 INFO L354 Elim1Store]: treesize reduction 78, result has 26.4 percent of original size [2021-10-06 17:33:50,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 61 treesize of output 79 [2021-10-06 17:33:53,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:53,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 98 [2021-10-06 17:33:53,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:53,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 75 [2021-10-06 17:33:56,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:56,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:56,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:56,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 85 [2021-10-06 17:33:56,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:56,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:56,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-06 17:33:56,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-10-06 17:34:02,318 INFO L354 Elim1Store]: treesize reduction 64, result has 21.0 percent of original size [2021-10-06 17:34:02,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 123 treesize of output 129 Received shutdown request... [2021-10-06 17:34:27,053 WARN L223 SmtUtils]: Removed 1 from assertion stack [2021-10-06 17:34:27,058 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-06 17:34:27,058 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-06 17:34:27,058 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/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 [2021-10-06 17:34:27,059 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/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 [2021-10-06 17:34:27,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-06 17:34:27,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:34:27,259 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 358 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9 for 23ms.. [2021-10-06 17:34:27,262 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-06 17:34:27,263 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-06 17:34:27,263 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-06 17:34:27,277 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-06 17:34:27,277 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-06 17:34:27,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 05:34:27 BasicIcfg [2021-10-06 17:34:27,279 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-06 17:34:27,279 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.witnessprinter [2021-10-06 17:34:27,280 INFO L168 Benchmark]: Toolchain (without parser) took 783179.40 ms. Allocated memory was 155.2 MB in the beginning and 813.7 MB in the end (delta: 658.5 MB). Free memory was 128.2 MB in the beginning and 298.8 MB in the end (delta: -170.6 MB). Peak memory consumption was 705.8 MB. Max. memory is 8.0 GB. [2021-10-06 17:34:27,280 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 155.2 MB. Free memory is still 127.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 17:34:27,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.31 ms. Allocated memory is still 155.2 MB. Free memory was 127.9 MB in the beginning and 115.9 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-06 17:34:27,283 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.27 ms. Allocated memory is still 155.2 MB. Free memory was 115.9 MB in the beginning and 113.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-06 17:34:27,283 INFO L168 Benchmark]: Boogie Preprocessor took 50.43 ms. Allocated memory is still 155.2 MB. Free memory was 113.1 MB in the beginning and 110.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 17:34:27,283 INFO L168 Benchmark]: RCFGBuilder took 1333.08 ms. Allocated memory is still 155.2 MB. Free memory was 110.8 MB in the beginning and 124.7 MB in the end (delta: -13.9 MB). Peak memory consumption was 36.4 MB. Max. memory is 8.0 GB. [2021-10-06 17:34:27,284 INFO L168 Benchmark]: TraceAbstraction took 781338.54 ms. Allocated memory was 155.2 MB in the beginning and 813.7 MB in the end (delta: 658.5 MB). Free memory was 124.2 MB in the beginning and 298.8 MB in the end (delta: -174.6 MB). Peak memory consumption was 700.9 MB. Max. memory is 8.0 GB. [2021-10-06 17:34:27,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 155.2 MB. Free memory is still 127.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 356.31 ms. Allocated memory is still 155.2 MB. Free memory was 127.9 MB in the beginning and 115.9 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 84.27 ms. Allocated memory is still 155.2 MB. Free memory was 115.9 MB in the beginning and 113.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 50.43 ms. Allocated memory is still 155.2 MB. Free memory was 113.1 MB in the beginning and 110.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1333.08 ms. Allocated memory is still 155.2 MB. Free memory was 110.8 MB in the beginning and 124.7 MB in the end (delta: -13.9 MB). Peak memory consumption was 36.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 781338.54 ms. Allocated memory was 155.2 MB in the beginning and 813.7 MB in the end (delta: 658.5 MB). Free memory was 124.2 MB in the beginning and 298.8 MB in the end (delta: -174.6 MB). Peak memory consumption was 700.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 234859, positive: 222903, positive conditional: 214994, positive unconditional: 7909, negative: 11956, negative conditional: 11929, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 223684, positive: 222903, positive conditional: 214994, positive unconditional: 7909, negative: 781, negative conditional: 754, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 223684, positive: 222903, positive conditional: 214994, positive unconditional: 7909, negative: 781, negative conditional: 754, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 246518, positive: 222903, positive conditional: 214464, positive unconditional: 8439, negative: 23615, negative conditional: 22834, negative unconditional: 781, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 246518, positive: 222903, positive conditional: 70165, positive unconditional: 152738, negative: 23615, negative conditional: 7982, negative unconditional: 15633, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 246518, positive: 222903, positive conditional: 70165, positive unconditional: 152738, negative: 23615, negative conditional: 7982, negative unconditional: 15633, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5253, positive: 4980, positive conditional: 52, positive unconditional: 4928, negative: 273, negative conditional: 244, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5253, positive: 4932, positive conditional: 0, positive unconditional: 4932, negative: 321, negative conditional: 0, negative unconditional: 321, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 321, positive: 48, positive conditional: 45, positive unconditional: 3, negative: 273, negative conditional: 244, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2072, positive: 372, positive conditional: 310, positive unconditional: 62, negative: 1701, negative conditional: 1495, negative unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 246518, positive: 217923, positive conditional: 70113, positive unconditional: 147810, negative: 23342, negative conditional: 7738, negative unconditional: 15604, unknown: 5253, unknown conditional: 296, unknown unconditional: 4957] , Statistics on independence cache: Total cache size (in pairs): 5253, Positive cache size: 4980, Positive conditional cache size: 52, Positive unconditional cache size: 4928, Negative cache size: 273, Negative conditional cache size: 244, Negative unconditional cache size: 29, Eliminated conditions: 159151, Maximal queried relation: 13, Independence queries for same thread: 11175 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 670, Number of persistent set computation: 2186, Number of trivial persistent sets: 1693, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7936, positive: 7909, positive conditional: 0, positive unconditional: 7909, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 234859, positive: 222903, positive conditional: 214994, positive unconditional: 7909, negative: 11956, negative conditional: 11929, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 223684, positive: 222903, positive conditional: 214994, positive unconditional: 7909, negative: 781, negative conditional: 754, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 223684, positive: 222903, positive conditional: 214994, positive unconditional: 7909, negative: 781, negative conditional: 754, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 246518, positive: 222903, positive conditional: 214464, positive unconditional: 8439, negative: 23615, negative conditional: 22834, negative unconditional: 781, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 246518, positive: 222903, positive conditional: 70165, positive unconditional: 152738, negative: 23615, negative conditional: 7982, negative unconditional: 15633, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 246518, positive: 222903, positive conditional: 70165, positive unconditional: 152738, negative: 23615, negative conditional: 7982, negative unconditional: 15633, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5253, positive: 4980, positive conditional: 52, positive unconditional: 4928, negative: 273, negative conditional: 244, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5253, positive: 4932, positive conditional: 0, positive unconditional: 4932, negative: 321, negative conditional: 0, negative unconditional: 321, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 321, positive: 48, positive conditional: 45, positive unconditional: 3, negative: 273, negative conditional: 244, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2072, positive: 372, positive conditional: 310, positive unconditional: 62, negative: 1701, negative conditional: 1495, negative unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 246518, positive: 217923, positive conditional: 70113, positive unconditional: 147810, negative: 23342, negative conditional: 7738, negative unconditional: 15604, unknown: 5253, unknown conditional: 296, unknown unconditional: 4957] , Statistics on independence cache: Total cache size (in pairs): 5253, Positive cache size: 4980, Positive conditional cache size: 52, Positive unconditional cache size: 4928, Negative cache size: 273, Negative conditional cache size: 244, Negative unconditional cache size: 29, Eliminated conditions: 159151, Maximal queried relation: 13, Independence queries for same thread: 11175 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 120]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 358 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9 for 23ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 358 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9 for 23ms.. - TimeoutResultAtElement [Line: 112]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 358 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9 for 23ms.. - TimeoutResultAtElement [Line: 113]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 358 with TraceHistMax 4,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 9 for 23ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 353 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 781069.1ms, OverallIterations: 19, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 25.6ms, PartialOrderReductionTime: 444256.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 710, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 378.1ms SsaConstructionTime, 3379.2ms SatisfiabilityAnalysisTime, 210070.8ms InterpolantComputationTime, 6265 NumberOfCodeBlocks, 6188 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 6240 ConstructedInterpolants, 208 QuantifiedInterpolants, 165950 SizeOfPredicates, 270 NumberOfNonLiveVariables, 4334 ConjunctsInSsa, 444 ConjunctsInUnsatCore, 25 InterpolantComputations, 12 PerfectInterpolantSequences, 307/714 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