/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-more-mts.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-08 19:28:33,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-08 19:28:33,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-08 19:28:33,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-08 19:28:33,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-08 19:28:33,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-08 19:28:33,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-08 19:28:33,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-08 19:28:33,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-08 19:28:33,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-08 19:28:33,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-08 19:28:33,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-08 19:28:33,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-08 19:28:33,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-08 19:28:33,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-08 19:28:33,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-08 19:28:33,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-08 19:28:33,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-08 19:28:33,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-08 19:28:33,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-08 19:28:33,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-08 19:28:33,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-08 19:28:33,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-08 19:28:33,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-08 19:28:33,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-08 19:28:33,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-08 19:28:33,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-08 19:28:33,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-08 19:28:33,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-08 19:28:33,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-08 19:28:33,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-08 19:28:33,579 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-08 19:28:33,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-08 19:28:33,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-08 19:28:33,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-08 19:28:33,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-08 19:28:33,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-08 19:28:33,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-08 19:28:33,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-08 19:28:33,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-08 19:28:33,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-08 19:28:33,591 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 [2021-10-08 19:28:33,681 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-08 19:28:33,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-08 19:28:33,683 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-08 19:28:33,683 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-08 19:28:33,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-08 19:28:33,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-08 19:28:33,686 INFO L138 SettingsManager]: * Use SBE=true [2021-10-08 19:28:33,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-08 19:28:33,686 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-08 19:28:33,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-08 19:28:33,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-08 19:28:33,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-08 19:28:33,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-08 19:28:33,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-08 19:28:33,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-08 19:28:33,688 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-08 19:28:33,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-08 19:28:33,689 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-08 19:28:33,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-08 19:28:33,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-08 19:28:33,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-08 19:28:33,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-08 19:28:33,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-08 19:28:33,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 19:28:33,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-08 19:28:33,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-08 19:28:33,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-08 19:28:33,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-08 19:28:33,691 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-10-08 19:28:33,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-08 19:28:33,692 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-08 19:28:33,692 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-08 19:28:33,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-08 19:28:33,693 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-08 19:28:33,693 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-08 19:28:33,693 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-08 19:28:34,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-08 19:28:34,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-08 19:28:34,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-08 19:28:34,101 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-08 19:28:34,102 INFO L275 PluginConnector]: CDTParser initialized [2021-10-08 19:28:34,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2021-10-08 19:28:34,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/326a5e91b/b8bd74f381ed4d28ac6f05c696343127/FLAG2e96c384e [2021-10-08 19:28:34,754 INFO L306 CDTParser]: Found 1 translation units. [2021-10-08 19:28:34,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2021-10-08 19:28:34,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/326a5e91b/b8bd74f381ed4d28ac6f05c696343127/FLAG2e96c384e [2021-10-08 19:28:35,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/326a5e91b/b8bd74f381ed4d28ac6f05c696343127 [2021-10-08 19:28:35,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-08 19:28:35,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-08 19:28:35,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-08 19:28:35,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-08 19:28:35,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-08 19:28:35,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab11d79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35, skipping insertion in model container [2021-10-08 19:28:35,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-08 19:28:35,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 19:28:35,385 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-more-mts.wvr.c[2521,2534] [2021-10-08 19:28:35,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 19:28:35,408 INFO L203 MainTranslator]: Completed pre-run [2021-10-08 19:28:35,438 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-more-mts.wvr.c[2521,2534] [2021-10-08 19:28:35,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 19:28:35,462 INFO L208 MainTranslator]: Completed translation [2021-10-08 19:28:35,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35 WrapperNode [2021-10-08 19:28:35,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-08 19:28:35,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-08 19:28:35,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-08 19:28:35,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-08 19:28:35,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-08 19:28:35,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-08 19:28:35,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-08 19:28:35,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-08 19:28:35,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-08 19:28:35,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-08 19:28:35,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-08 19:28:35,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-08 19:28:35,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (1/1) ... [2021-10-08 19:28:35,641 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 19:28:35,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:28:35,686 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) [2021-10-08 19:28:35,707 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 [2021-10-08 19:28:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-08 19:28:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-08 19:28:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-08 19:28:35,777 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-08 19:28:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-08 19:28:35,777 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-08 19:28:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-08 19:28:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-08 19:28:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-08 19:28:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-08 19:28:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-08 19:28:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-08 19:28:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-08 19:28:35,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-08 19:28:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-08 19:28:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-08 19:28:35,783 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-08 19:28:36,896 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-08 19:28:36,896 INFO L299 CfgBuilder]: Removed 42 assume(true) statements. [2021-10-08 19:28:36,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 07:28:36 BoogieIcfgContainer [2021-10-08 19:28:36,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-08 19:28:36,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-08 19:28:36,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-08 19:28:36,908 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-08 19:28:36,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.10 07:28:35" (1/3) ... [2021-10-08 19:28:36,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@479015aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 07:28:36, skipping insertion in model container [2021-10-08 19:28:36,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 07:28:35" (2/3) ... [2021-10-08 19:28:36,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@479015aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 07:28:36, skipping insertion in model container [2021-10-08 19:28:36,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 07:28:36" (3/3) ... [2021-10-08 19:28:36,912 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-more-mts.wvr.c [2021-10-08 19:28:36,923 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-08 19:28:36,923 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-08 19:28:36,923 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-08 19:28:36,924 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-08 19:28:36,990 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,991 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,991 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,992 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,992 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,992 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,992 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,993 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,993 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,993 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,993 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,994 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,994 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,994 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,994 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,995 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,995 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,995 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,996 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,996 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,996 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,997 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,998 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,998 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,998 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,999 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,999 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:36,999 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,000 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,000 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,000 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,000 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,001 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,001 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,001 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,001 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,001 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,002 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,002 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,002 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,002 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,003 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,003 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,003 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,003 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,004 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,004 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,005 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,005 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,005 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,005 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,005 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,006 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,006 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,006 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,008 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,008 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,008 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,009 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,009 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,009 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,010 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,010 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,010 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,010 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,011 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,011 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,011 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,011 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,012 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,012 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,013 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,013 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,013 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,013 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,014 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,015 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,015 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,015 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,015 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,016 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,016 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,016 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,016 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,018 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,019 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,020 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,021 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,025 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,030 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,031 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,031 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,031 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,031 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,032 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,032 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,032 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,032 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,033 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,033 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,033 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,033 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,033 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,034 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,034 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,034 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,034 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,034 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,035 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,035 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,039 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,039 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,039 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,039 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,040 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,040 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,040 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,040 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,040 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,041 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,041 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,041 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,041 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,042 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,042 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,042 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,042 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,042 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,043 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,043 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,043 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,043 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,043 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,044 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,044 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,044 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,044 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,044 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,045 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,045 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,045 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,046 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,046 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,046 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,047 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,047 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,047 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,047 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,047 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,048 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,049 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,050 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,050 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,052 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,052 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,052 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,053 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,053 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,053 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,053 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,054 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,054 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,054 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,054 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,054 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,055 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,055 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,056 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,056 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,056 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,056 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,057 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,057 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,057 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,057 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,058 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,058 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,058 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,058 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,058 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,059 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,059 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,059 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,059 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,060 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,060 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,060 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,060 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,061 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,061 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,061 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,061 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,061 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,062 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,062 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,062 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,062 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,063 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,063 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,063 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,063 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,064 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,064 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,064 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,064 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,064 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,065 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,065 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,065 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,065 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,066 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,066 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,066 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,067 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,068 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,072 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,073 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,082 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,083 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,083 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,084 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,084 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,085 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,085 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,086 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,086 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,086 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,086 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,087 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,087 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,088 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,088 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,088 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,088 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,088 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,088 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,089 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,089 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,089 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,089 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,089 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,089 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,090 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,090 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,091 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,091 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,091 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,091 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,092 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,092 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,092 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,092 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,092 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,093 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,094 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,095 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,095 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,095 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,095 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,096 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,096 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,096 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,096 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,096 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,100 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,100 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,101 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,101 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,101 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,101 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,102 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,102 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,102 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,102 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,103 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,103 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,103 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,103 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,103 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,104 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,104 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,106 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,106 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,107 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,107 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,107 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,107 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,108 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,108 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,108 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,108 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,108 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,109 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,109 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,109 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,109 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,111 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,111 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,112 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,112 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,112 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,112 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,113 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,113 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,114 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,114 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,114 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,114 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:37,122 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-08 19:28:37,192 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-08 19:28:37,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:28:37,195 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) [2021-10-08 19:28:37,201 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 [2021-10-08 19:28:37,243 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-08 19:28:37,251 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 [2021-10-08 19:28:37,251 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-08 19:28:37,443 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:37,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:37,450 INFO L82 PathProgramCache]: Analyzing trace with hash 1679029717, now seen corresponding path program 1 times [2021-10-08 19:28:37,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:37,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661570915] [2021-10-08 19:28:37,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:37,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:37,774 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:37,774 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661570915] [2021-10-08 19:28:37,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661570915] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 19:28:37,776 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 19:28:37,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-08 19:28:37,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761554879] [2021-10-08 19:28:37,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-08 19:28:37,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:37,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-08 19:28:37,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-08 19:28:37,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:37,823 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:37,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 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) [2021-10-08 19:28:37,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:37,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-08 19:28:37,886 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:37,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:37,890 INFO L82 PathProgramCache]: Analyzing trace with hash -1136307436, now seen corresponding path program 1 times [2021-10-08 19:28:37,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:37,892 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239022793] [2021-10-08 19:28:37,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:37,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:38,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:38,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239022793] [2021-10-08 19:28:38,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239022793] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 19:28:38,242 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 19:28:38,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-08 19:28:38,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137196693] [2021-10-08 19:28:38,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-08 19:28:38,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:38,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-08 19:28:38,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-08 19:28:38,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:38,248 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:38,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 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) [2021-10-08 19:28:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:38,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:38,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:38,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-08 19:28:38,302 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:38,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:38,303 INFO L82 PathProgramCache]: Analyzing trace with hash -727088135, now seen corresponding path program 1 times [2021-10-08 19:28:38,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:38,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101492281] [2021-10-08 19:28:38,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:38,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:38,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:38,489 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:38,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101492281] [2021-10-08 19:28:38,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101492281] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 19:28:38,489 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 19:28:38,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-08 19:28:38,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524147047] [2021-10-08 19:28:38,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-08 19:28:38,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:38,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-08 19:28:38,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-08 19:28:38,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:38,494 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:38,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 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) [2021-10-08 19:28:38,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:38,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:38,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:38,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:38,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:38,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:38,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-08 19:28:38,699 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:38,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:38,699 INFO L82 PathProgramCache]: Analyzing trace with hash 620184365, now seen corresponding path program 1 times [2021-10-08 19:28:38,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:38,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476973927] [2021-10-08 19:28:38,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:38,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:38,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:38,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:38,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476973927] [2021-10-08 19:28:38,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476973927] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:38,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424073689] [2021-10-08 19:28:38,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:38,965 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:38,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:28:38,973 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) [2021-10-08 19:28:38,976 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 [2021-10-08 19:28:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:39,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-08 19:28:39,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:28:40,124 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 66 treesize of output 34 [2021-10-08 19:28:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:40,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424073689] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:40,348 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:28:40,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-10-08 19:28:40,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672711720] [2021-10-08 19:28:40,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-08 19:28:40,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:40,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-08 19:28:40,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-10-08 19:28:40,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:40,350 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:40,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.8) internal successors, (188), 10 states have internal predecessors, (188), 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) [2021-10-08 19:28:40,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:40,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:40,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:40,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:40,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:40,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:40,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:40,440 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 [2021-10-08 19:28:40,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:40,610 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:40,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:40,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1029403666, now seen corresponding path program 1 times [2021-10-08 19:28:40,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:40,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903847491] [2021-10-08 19:28:40,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:40,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:40,932 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:40,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903847491] [2021-10-08 19:28:40,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903847491] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 19:28:40,933 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 19:28:40,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-08 19:28:40,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110310396] [2021-10-08 19:28:40,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-08 19:28:40,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:40,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-08 19:28:40,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-08 19:28:40,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:40,935 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:40,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 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) [2021-10-08 19:28:40,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:40,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:40,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:40,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:40,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:41,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:41,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:41,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:41,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:41,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:41,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-08 19:28:41,127 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:41,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:41,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1953007697, now seen corresponding path program 1 times [2021-10-08 19:28:41,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:41,128 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710727284] [2021-10-08 19:28:41,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:41,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:41,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 19:28:41,229 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:41,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710727284] [2021-10-08 19:28:41,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710727284] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:41,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984076376] [2021-10-08 19:28:41,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:41,231 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:41,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:28:41,232 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) [2021-10-08 19:28:41,256 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 [2021-10-08 19:28:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:41,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-08 19:28:41,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:28:41,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 19:28:41,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984076376] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:41,711 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:28:41,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2021-10-08 19:28:41,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43418354] [2021-10-08 19:28:41,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-08 19:28:41,730 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:41,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-08 19:28:41,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-10-08 19:28:41,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:41,731 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:41,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.8) internal successors, (118), 10 states have internal predecessors, (118), 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) [2021-10-08 19:28:41,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:41,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:41,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:41,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:41,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:41,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:41,864 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:41,913 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:28:42,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:42,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:42,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:28:42,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:28:42,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-08 19:28:42,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:42,217 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:42,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:42,218 INFO L82 PathProgramCache]: Analyzing trace with hash 632955569, now seen corresponding path program 1 times [2021-10-08 19:28:42,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:42,219 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485879156] [2021-10-08 19:28:42,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:42,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:42,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:42,338 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:42,339 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485879156] [2021-10-08 19:28:42,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485879156] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:42,339 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141173811] [2021-10-08 19:28:42,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:42,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:42,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:28:42,341 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) [2021-10-08 19:28:42,366 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 [2021-10-08 19:28:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:42,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-08 19:28:42,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:28:42,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:42,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [141173811] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:42,946 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:28:42,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-10-08 19:28:42,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480673793] [2021-10-08 19:28:42,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-08 19:28:42,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:42,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-08 19:28:42,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2021-10-08 19:28:42,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:42,949 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:42,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 11.214285714285714) internal successors, (157), 14 states have internal predecessors, (157), 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) [2021-10-08 19:28:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:28:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:28:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:43,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:28:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:28:43,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:28:43,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-08 19:28:43,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:43,390 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:43,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:43,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1623102048, now seen corresponding path program 1 times [2021-10-08 19:28:43,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:43,392 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881542559] [2021-10-08 19:28:43,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:43,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:44,911 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 19:28:44,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:44,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881542559] [2021-10-08 19:28:44,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881542559] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:44,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103836028] [2021-10-08 19:28:44,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:44,913 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:44,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:28:44,914 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) [2021-10-08 19:28:44,949 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 [2021-10-08 19:28:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:45,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 63 conjunts are in the unsatisfiable core [2021-10-08 19:28:45,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:28:45,332 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 [2021-10-08 19:28:45,759 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-08 19:28:45,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-08 19:28:47,465 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 19:28:47,465 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 1 case distinctions, treesize of input 24 treesize of output 23 [2021-10-08 19:28:48,060 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 19:28:48,060 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 [2021-10-08 19:28:48,396 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-10-08 19:28:48,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 43 [2021-10-08 19:28:49,020 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:28:49,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103836028] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:49,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:28:49,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 37] total 66 [2021-10-08 19:28:49,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391910769] [2021-10-08 19:28:49,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2021-10-08 19:28:49,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:49,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-10-08 19:28:49,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=398, Invalid=3892, Unknown=0, NotChecked=0, Total=4290 [2021-10-08 19:28:49,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:49,026 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:49,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 3.9545454545454546) internal successors, (261), 66 states have internal predecessors, (261), 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) [2021-10-08 19:28:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:28:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:28:49,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:28:49,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:56,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:56,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:56,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:28:56,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:56,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:56,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:28:56,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:28:56,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-10-08 19:28:56,072 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 [2021-10-08 19:28:56,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:56,248 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:56,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:56,250 INFO L82 PathProgramCache]: Analyzing trace with hash -2223822, now seen corresponding path program 1 times [2021-10-08 19:28:56,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:56,250 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326010678] [2021-10-08 19:28:56,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:56,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:56,423 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 19:28:56,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:28:56,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326010678] [2021-10-08 19:28:56,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326010678] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:56,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706291072] [2021-10-08 19:28:56,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:56,425 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:56,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:28:56,429 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) [2021-10-08 19:28:56,462 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 [2021-10-08 19:28:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:28:56,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-08 19:28:56,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:28:57,525 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 29 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 19:28:57,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1706291072] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:28:57,526 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:28:57,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 17 [2021-10-08 19:28:57,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016378900] [2021-10-08 19:28:57,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-08 19:28:57,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:28:57,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-08 19:28:57,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2021-10-08 19:28:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:57,536 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:28:57,536 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 13.705882352941176) internal successors, (233), 17 states have internal predecessors, (233), 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) [2021-10-08 19:28:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:57,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:57,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:28:57,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:57,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:57,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:28:57,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:28:57,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-10-08 19:28:57,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:58,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:28:58,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:28:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:28:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:28:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:28:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:28:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:28:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-10-08 19:28:58,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-08 19:28:58,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-08 19:28:58,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:28:58,359 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:28:58,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:28:58,360 INFO L82 PathProgramCache]: Analyzing trace with hash -874029249, now seen corresponding path program 1 times [2021-10-08 19:28:58,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:28:58,361 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161786876] [2021-10-08 19:28:58,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:28:58,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:28:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:29:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:29:00,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:29:00,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161786876] [2021-10-08 19:29:00,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161786876] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:00,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140126595] [2021-10-08 19:29:00,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:29:00,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:29:00,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:29:00,756 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) [2021-10-08 19:29:00,775 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 [2021-10-08 19:29:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:29:01,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 80 conjunts are in the unsatisfiable core [2021-10-08 19:29:01,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:29:01,389 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 [2021-10-08 19:29:01,476 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-10-08 19:29:01,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 14 [2021-10-08 19:29:01,573 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-10-08 19:29:01,573 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 3 case distinctions, treesize of input 17 treesize of output 22 [2021-10-08 19:29:02,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:29:02,367 INFO L354 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2021-10-08 19:29:02,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 21 [2021-10-08 19:29:02,826 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 15 treesize of output 11 [2021-10-08 19:29:04,247 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 16 treesize of output 12 [2021-10-08 19:29:05,077 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:29:05,078 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 1 case distinctions, treesize of input 28 treesize of output 27 [2021-10-08 19:29:06,101 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:29:06,102 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 27 treesize of output 26 [2021-10-08 19:29:08,479 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-10-08 19:29:08,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 24 [2021-10-08 19:29:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:29:09,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140126595] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:09,014 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:29:09,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 43] total 80 [2021-10-08 19:29:09,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704008972] [2021-10-08 19:29:09,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2021-10-08 19:29:09,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:29:09,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-10-08 19:29:09,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=723, Invalid=5597, Unknown=0, NotChecked=0, Total=6320 [2021-10-08 19:29:09,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:09,020 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:29:09,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 3.275) internal successors, (262), 80 states have internal predecessors, (262), 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) [2021-10-08 19:29:09,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-10-08 19:29:09,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-08 19:29:09,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:19,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:19,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:19,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:19,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-10-08 19:29:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-08 19:29:19,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-10-08 19:29:19,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-08 19:29:19,566 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,SelfDestructingSolverStorable9 [2021-10-08 19:29:19,567 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:29:19,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:29:19,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1708707533, now seen corresponding path program 2 times [2021-10-08 19:29:19,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:29:19,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879145730] [2021-10-08 19:29:19,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:29:19,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:29:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:29:19,794 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:29:19,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:29:19,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879145730] [2021-10-08 19:29:19,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879145730] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:19,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639490392] [2021-10-08 19:29:19,795 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 19:29:19,796 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:29:19,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:29:19,797 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) [2021-10-08 19:29:19,799 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 [2021-10-08 19:29:20,545 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-08 19:29:20,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:29:20,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-08 19:29:20,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:29:21,354 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:29:21,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1639490392] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:21,355 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:29:21,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 23 [2021-10-08 19:29:21,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856368841] [2021-10-08 19:29:21,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-08 19:29:21,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:29:21,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-08 19:29:21,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=432, Unknown=0, NotChecked=0, Total=506 [2021-10-08 19:29:21,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:21,358 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:29:21,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 8.782608695652174) internal successors, (202), 23 states have internal predecessors, (202), 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) [2021-10-08 19:29:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:21,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:21,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-10-08 19:29:21,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-08 19:29:21,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-10-08 19:29:21,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:39,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:39,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:29:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:29:39,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:29:39,940 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 [2021-10-08 19:29:40,098 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,SelfDestructingSolverStorable10 [2021-10-08 19:29:40,098 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:29:40,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:29:40,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1525591247, now seen corresponding path program 2 times [2021-10-08 19:29:40,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:29:40,100 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550411764] [2021-10-08 19:29:40,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:29:40,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:29:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:29:40,270 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-08 19:29:40,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:29:40,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550411764] [2021-10-08 19:29:40,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550411764] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:40,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [45520672] [2021-10-08 19:29:40,271 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 19:29:40,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:29:40,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:29:40,273 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) [2021-10-08 19:29:40,276 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 [2021-10-08 19:29:41,105 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-08 19:29:41,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:29:41,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-08 19:29:41,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:29:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-08 19:29:41,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [45520672] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:41,708 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:29:41,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 21 [2021-10-08 19:29:41,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028333257] [2021-10-08 19:29:41,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-08 19:29:41,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:29:41,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-08 19:29:41,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2021-10-08 19:29:41,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:41,711 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:29:41,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 9.619047619047619) internal successors, (202), 21 states have internal predecessors, (202), 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) [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:41,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:29:41,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:29:41,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:42,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:42,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:29:42,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:42,224 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 [2021-10-08 19:29:42,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:29:42,396 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:29:42,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:29:42,397 INFO L82 PathProgramCache]: Analyzing trace with hash 454988752, now seen corresponding path program 3 times [2021-10-08 19:29:42,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:29:42,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234587104] [2021-10-08 19:29:42,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:29:42,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:29:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:29:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-08 19:29:42,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:29:42,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234587104] [2021-10-08 19:29:42,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234587104] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:42,526 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555708560] [2021-10-08 19:29:42,526 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-08 19:29:42,526 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:29:42,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:29:42,532 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:29:42,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-08 19:29:43,422 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-08 19:29:43,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:29:43,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-08 19:29:43,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:29:44,019 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-08 19:29:44,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555708560] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:44,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:29:44,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 17 [2021-10-08 19:29:44,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35466406] [2021-10-08 19:29:44,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-08 19:29:44,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:29:44,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-08 19:29:44,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2021-10-08 19:29:44,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:44,022 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:29:44,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 12.411764705882353) internal successors, (211), 17 states have internal predecessors, (211), 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) [2021-10-08 19:29:44,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:44,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:44,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:44,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:44,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:44,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:44,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:44,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:29:44,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:44,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:29:44,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:29:44,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:44,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:29:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:29:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:29:44,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-10-08 19:29:44,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-08 19:29:44,522 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:29:44,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:29:44,522 INFO L82 PathProgramCache]: Analyzing trace with hash -2110206083, now seen corresponding path program 4 times [2021-10-08 19:29:44,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:29:44,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625774723] [2021-10-08 19:29:44,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:29:44,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:29:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:29:47,865 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:29:47,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:29:47,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625774723] [2021-10-08 19:29:47,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625774723] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:47,866 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1139631970] [2021-10-08 19:29:47,866 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-08 19:29:47,866 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:29:47,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:29:47,867 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:29:47,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-08 19:29:48,809 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-08 19:29:48,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:29:48,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 78 conjunts are in the unsatisfiable core [2021-10-08 19:29:48,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:29:51,287 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:29:51,288 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 28 treesize of output 27 [2021-10-08 19:29:52,202 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:29:52,203 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 28 treesize of output 27 [2021-10-08 19:29:54,511 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:29:56,656 INFO L354 Elim1Store]: treesize reduction 18, result has 14.3 percent of original size [2021-10-08 19:29:56,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 31 [2021-10-08 19:29:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:29:57,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1139631970] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:29:57,714 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:29:57,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 53] total 103 [2021-10-08 19:29:57,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816399677] [2021-10-08 19:29:57,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2021-10-08 19:29:57,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:29:57,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-10-08 19:29:57,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=795, Invalid=9711, Unknown=0, NotChecked=0, Total=10506 [2021-10-08 19:29:57,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:57,722 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:29:57,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 3.3106796116504853) internal successors, (341), 103 states have internal predecessors, (341), 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) [2021-10-08 19:29:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:29:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:29:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:29:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:29:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:29:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:29:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:29:57,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:29:57,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:57,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:29:57,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:29:57,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:29:57,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:29:57,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:30:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:30:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:30:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:30:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:30:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:30:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:30:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:30:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:30:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:30:13,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-10-08 19:30:13,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-08 19:30:14,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,12 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:30:14,049 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:30:14,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:30:14,050 INFO L82 PathProgramCache]: Analyzing trace with hash -2129107659, now seen corresponding path program 3 times [2021-10-08 19:30:14,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:30:14,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779967620] [2021-10-08 19:30:14,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:30:14,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:30:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:30:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 57 proven. 37 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-08 19:30:14,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:30:14,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779967620] [2021-10-08 19:30:14,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779967620] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:30:14,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855312568] [2021-10-08 19:30:14,237 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-08 19:30:14,237 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:30:14,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:30:14,238 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:30:14,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-08 19:30:15,347 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-10-08 19:30:15,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:30:15,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-08 19:30:15,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:30:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 85 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-08 19:30:16,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855312568] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:30:16,267 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:30:16,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2021-10-08 19:30:16,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585453609] [2021-10-08 19:30:16,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-08 19:30:16,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:30:16,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-08 19:30:16,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=508, Unknown=0, NotChecked=0, Total=600 [2021-10-08 19:30:16,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:16,269 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:30:16,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 12.12) internal successors, (303), 25 states have internal predecessors, (303), 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) [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:30:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:16,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:30:16,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:30:16,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:16,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:30:16,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-10-08 19:30:16,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:17,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:30:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:30:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:30:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:30:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:30:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:30:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:30:17,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:17,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:30:17,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:30:17,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:17,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:30:17,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-10-08 19:30:17,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:30:17,270 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-08 19:30:17,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-08 19:30:17,441 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:30:17,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:30:17,442 INFO L82 PathProgramCache]: Analyzing trace with hash -642464318, now seen corresponding path program 4 times [2021-10-08 19:30:17,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:30:17,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39593835] [2021-10-08 19:30:17,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:30:17,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:30:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:30:21,729 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:30:21,729 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:30:21,729 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39593835] [2021-10-08 19:30:21,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39593835] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:30:21,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233706226] [2021-10-08 19:30:21,730 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-08 19:30:21,730 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:30:21,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:30:21,731 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:30:21,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-08 19:30:23,017 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-08 19:30:23,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:30:23,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 82 conjunts are in the unsatisfiable core [2021-10-08 19:30:23,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:30:25,779 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:30:25,780 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 28 treesize of output 27 [2021-10-08 19:30:26,790 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:30:26,791 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 28 treesize of output 27 [2021-10-08 19:30:29,180 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:30:34,260 INFO L354 Elim1Store]: treesize reduction 18, result has 14.3 percent of original size [2021-10-08 19:30:34,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 24 [2021-10-08 19:30:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:30:34,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233706226] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:30:34,767 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:30:34,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 54] total 110 [2021-10-08 19:30:34,768 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857319817] [2021-10-08 19:30:34,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 110 states [2021-10-08 19:30:34,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:30:34,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2021-10-08 19:30:34,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=562, Invalid=11428, Unknown=0, NotChecked=0, Total=11990 [2021-10-08 19:30:34,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:34,773 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:30:34,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 110 states, 110 states have (on average 3.118181818181818) internal successors, (343), 110 states have internal predecessors, (343), 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) [2021-10-08 19:30:34,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:34,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-10-08 19:30:34,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:30:34,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:51,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:30:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:30:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:30:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:30:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:30:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:30:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:30:51,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:30:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:30:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:30:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-10-08 19:30:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:30:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:30:51,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-08 19:30:51,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-08 19:30:51,387 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:30:51,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:30:51,388 INFO L82 PathProgramCache]: Analyzing trace with hash -977801526, now seen corresponding path program 5 times [2021-10-08 19:30:51,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:30:51,389 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202693985] [2021-10-08 19:30:51,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:30:51,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:30:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:30:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-08 19:30:51,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:30:51,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202693985] [2021-10-08 19:30:51,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202693985] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:30:51,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573348258] [2021-10-08 19:30:51,657 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-08 19:30:51,657 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:30:51,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:30:51,658 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:30:51,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-08 19:30:53,245 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-10-08 19:30:53,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:30:53,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-08 19:30:53,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:30:54,629 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 7 proven. 41 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-08 19:30:54,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573348258] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:30:54,629 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:30:54,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16] total 32 [2021-10-08 19:30:54,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302915348] [2021-10-08 19:30:54,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-10-08 19:30:54,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:30:54,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-10-08 19:30:54,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=910, Unknown=0, NotChecked=0, Total=992 [2021-10-08 19:30:54,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:54,632 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:30:54,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 9.59375) internal successors, (307), 32 states have internal predecessors, (307), 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) [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:54,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:30:54,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2021-10-08 19:30:54,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:30:54,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:30:54,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:57,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:30:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:30:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:30:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:30:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:30:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:30:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:30:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:30:57,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:30:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:30:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:30:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:30:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:30:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:30:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:30:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:30:57,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-08 19:30:57,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-08 19:30:57,378 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:30:57,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:30:57,378 INFO L82 PathProgramCache]: Analyzing trace with hash -1584651566, now seen corresponding path program 5 times [2021-10-08 19:30:57,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:30:57,379 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765178481] [2021-10-08 19:30:57,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:30:57,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:30:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:31:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:31:01,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:31:01,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765178481] [2021-10-08 19:31:01,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765178481] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:31:01,228 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067555597] [2021-10-08 19:31:01,228 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-08 19:31:01,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:31:01,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:31:01,229 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:31:01,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-08 19:31:02,915 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-10-08 19:31:02,916 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:31:02,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 62 conjunts are in the unsatisfiable core [2021-10-08 19:31:02,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:31:03,047 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 [2021-10-08 19:31:03,118 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-10-08 19:31:03,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 14 [2021-10-08 19:31:03,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:31:03,516 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-10-08 19:31:03,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 14 [2021-10-08 19:31:04,672 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:31:04,673 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 27 treesize of output 26 [2021-10-08 19:31:05,528 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:31:05,529 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 28 treesize of output 27 [2021-10-08 19:31:06,356 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:31:08,662 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:31:14,880 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:31:16,400 INFO L354 Elim1Store]: treesize reduction 90, result has 7.2 percent of original size [2021-10-08 19:31:16,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 109 treesize of output 59 [2021-10-08 19:31:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-08 19:31:17,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2067555597] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:31:17,641 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:31:17,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 49] total 103 [2021-10-08 19:31:17,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24637613] [2021-10-08 19:31:17,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2021-10-08 19:31:17,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:31:17,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-10-08 19:31:17,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=887, Invalid=9619, Unknown=0, NotChecked=0, Total=10506 [2021-10-08 19:31:17,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:31:17,667 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:31:17,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 3.262135922330097) internal successors, (336), 103 states have internal predecessors, (336), 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) [2021-10-08 19:31:17,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:31:17,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:31:17,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:31:17,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:31:17,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:31:17,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:31:17,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:31:17,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:31:17,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:31:17,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:31:43,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:31:43,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:31:43,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:31:43,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:31:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:31:43,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:31:43,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-08 19:31:43,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-08 19:31:43,913 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:31:43,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:31:43,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1530143475, now seen corresponding path program 2 times [2021-10-08 19:31:43,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:31:43,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471182079] [2021-10-08 19:31:43,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:31:43,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:31:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:31:48,866 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:31:48,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:31:48,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471182079] [2021-10-08 19:31:48,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471182079] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:31:48,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [365583906] [2021-10-08 19:31:48,867 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 19:31:48,867 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:31:48,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:31:48,868 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:31:48,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-08 19:31:50,893 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-08 19:31:50,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:31:50,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 104 conjunts are in the unsatisfiable core [2021-10-08 19:31:50,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:31:53,323 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 13 treesize of output 9 [2021-10-08 19:31:54,236 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 17 treesize of output 13 [2021-10-08 19:31:55,138 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:31:55,138 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 28 treesize of output 27 [2021-10-08 19:31:56,499 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:31:56,500 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 28 treesize of output 27 [2021-10-08 19:31:59,925 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:32:07,321 INFO L354 Elim1Store]: treesize reduction 75, result has 8.5 percent of original size [2021-10-08 19:32:07,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 78 treesize of output 34 [2021-10-08 19:32:08,262 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:32:08,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [365583906] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:32:08,263 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:32:08,263 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 61] total 116 [2021-10-08 19:32:08,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477501095] [2021-10-08 19:32:08,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 116 states [2021-10-08 19:32:08,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:32:08,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2021-10-08 19:32:08,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=702, Invalid=12638, Unknown=0, NotChecked=0, Total=13340 [2021-10-08 19:32:08,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:32:08,268 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:32:08,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 116 states, 116 states have (on average 2.9655172413793105) internal successors, (344), 116 states have internal predecessors, (344), 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) [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:32:08,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:32:08,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:32:08,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:32:08,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:32:08,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:32:08,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:32:08,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:32:08,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:32:52,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:32:52,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:32:52,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:32:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:32:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:32:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-10-08 19:32:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:32:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-10-08 19:32:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:32:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-10-08 19:32:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-10-08 19:32:52,756 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2021-10-08 19:32:52,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:32:52,923 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:32:52,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:32:52,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1905579350, now seen corresponding path program 6 times [2021-10-08 19:32:52,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:32:52,926 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254430827] [2021-10-08 19:32:52,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:32:52,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:32:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:32:58,024 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:32:58,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:32:58,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254430827] [2021-10-08 19:32:58,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254430827] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:32:58,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090619359] [2021-10-08 19:32:58,025 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-08 19:32:58,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:32:58,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:32:58,034 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:32:58,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-08 19:33:00,271 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-10-08 19:33:00,271 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:33:00,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 91 conjunts are in the unsatisfiable core [2021-10-08 19:33:00,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:33:02,305 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 [2021-10-08 19:33:03,493 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 17 treesize of output 13 [2021-10-08 19:33:04,434 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:33:04,434 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 28 treesize of output 27 [2021-10-08 19:33:08,420 INFO L354 Elim1Store]: treesize reduction 72, result has 20.9 percent of original size [2021-10-08 19:33:08,426 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 42 treesize of output 40 [2021-10-08 19:33:10,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:33:10,427 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-08 19:33:10,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 107 treesize of output 109 [2021-10-08 19:33:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:33:15,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2090619359] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:33:15,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:33:15,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 59] total 114 [2021-10-08 19:33:15,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858410007] [2021-10-08 19:33:15,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2021-10-08 19:33:15,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:33:15,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2021-10-08 19:33:15,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=936, Invalid=11946, Unknown=0, NotChecked=0, Total=12882 [2021-10-08 19:33:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:33:15,514 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:33:15,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 114 states have (on average 2.93859649122807) internal successors, (335), 114 states have internal predecessors, (335), 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) [2021-10-08 19:33:15,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:33:15,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:33:15,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:33:15,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:33:15,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-10-08 19:33:15,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-10-08 19:33:15,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:33:50,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:33:50,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:33:50,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:33:50,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:33:50,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:33:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-10-08 19:33:50,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-10-08 19:33:50,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-10-08 19:33:50,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:33:50,417 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:33:50,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:33:50,418 INFO L82 PathProgramCache]: Analyzing trace with hash 18116475, now seen corresponding path program 1 times [2021-10-08 19:33:50,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:33:50,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116966718] [2021-10-08 19:33:50,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:33:50,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:33:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:33:50,543 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-08 19:33:50,544 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:33:50,544 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116966718] [2021-10-08 19:33:50,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116966718] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:33:50,544 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086252694] [2021-10-08 19:33:50,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:33:50,545 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:33:50,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:33:50,546 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:33:50,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-08 19:33:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:33:53,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-08 19:33:53,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:33:54,146 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:33:54,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086252694] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:33:54,147 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:33:54,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 13] total 17 [2021-10-08 19:33:54,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870284942] [2021-10-08 19:33:54,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-08 19:33:54,148 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:33:54,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-08 19:33:54,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-10-08 19:33:54,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:33:54,149 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:33:54,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 21.470588235294116) internal successors, (365), 17 states have internal predecessors, (365), 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) [2021-10-08 19:33:54,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:33:54,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:33:54,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-10-08 19:33:54,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-10-08 19:33:54,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:00,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:00,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:34:00,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:34:00,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:34:00,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:34:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:00,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:00,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:34:00,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:34:00,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-10-08 19:34:00,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:34:00,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-10-08 19:34:00,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:00,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-08 19:34:00,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:34:00,620 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:34:00,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:34:00,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1806998468, now seen corresponding path program 1 times [2021-10-08 19:34:00,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:34:00,622 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677774168] [2021-10-08 19:34:00,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:34:00,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:34:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:34:00,979 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 62 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:34:00,980 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:34:00,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677774168] [2021-10-08 19:34:00,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677774168] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:34:00,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147646907] [2021-10-08 19:34:00,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:34:00,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:34:00,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:34:00,985 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:34:00,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-08 19:34:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:34:03,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-08 19:34:03,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:34:05,703 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 115 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:34:05,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [147646907] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:34:05,703 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:34:05,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 31 [2021-10-08 19:34:05,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176502197] [2021-10-08 19:34:05,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-10-08 19:34:05,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:34:05,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-10-08 19:34:05,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=804, Unknown=0, NotChecked=0, Total=930 [2021-10-08 19:34:05,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:05,706 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:34:05,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 13.419354838709678) internal successors, (416), 31 states have internal predecessors, (416), 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) [2021-10-08 19:34:05,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:05,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:34:05,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:34:05,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:34:05,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2021-10-08 19:34:05,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:34:05,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-10-08 19:34:05,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:05,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:11,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:11,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:34:11,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:34:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:34:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:34:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:34:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:34:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:34:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:34:11,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:34:11,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:34:11,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:11,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:11,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:34:11,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:34:11,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:11,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:34:11,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:34:11,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:34:11,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:34:11,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-08 19:34:11,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-10-08 19:34:11,647 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:34:11,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:34:11,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1288944204, now seen corresponding path program 1 times [2021-10-08 19:34:11,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:34:11,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925068949] [2021-10-08 19:34:11,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:34:11,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:34:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:34:11,807 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 17 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-08 19:34:11,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:34:11,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925068949] [2021-10-08 19:34:11,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925068949] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:34:11,808 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674205623] [2021-10-08 19:34:11,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:34:11,808 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:34:11,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:34:11,810 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:34:11,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-08 19:34:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:34:14,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-08 19:34:14,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:34:15,320 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 51 treesize of output 19 [2021-10-08 19:34:16,724 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 17 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-08 19:34:16,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674205623] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:34:16,724 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:34:16,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 11 [2021-10-08 19:34:16,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011723667] [2021-10-08 19:34:16,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-08 19:34:16,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:34:16,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-08 19:34:16,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-10-08 19:34:16,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:16,726 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:34:16,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 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) [2021-10-08 19:34:16,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:16,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:34:16,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:34:16,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:34:16,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:16,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:16,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:34:16,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:34:16,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:34:16,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:16,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:34:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:34:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:34:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:34:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:34:16,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:34:16,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:16,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-08 19:34:17,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,21 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:34:17,014 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:34:17,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:34:17,014 INFO L82 PathProgramCache]: Analyzing trace with hash -879724903, now seen corresponding path program 1 times [2021-10-08 19:34:17,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:34:17,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265757370] [2021-10-08 19:34:17,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:34:17,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:34:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:34:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:34:18,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:34:18,418 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265757370] [2021-10-08 19:34:18,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265757370] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:34:18,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1975829587] [2021-10-08 19:34:18,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:34:18,419 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:34:18,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:34:18,421 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:34:18,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-08 19:34:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:34:21,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 74 conjunts are in the unsatisfiable core [2021-10-08 19:34:21,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:34:21,659 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 [2021-10-08 19:34:21,703 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-10-08 19:34:21,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 14 [2021-10-08 19:34:21,776 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-10-08 19:34:21,777 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 3 case distinctions, treesize of input 17 treesize of output 22 [2021-10-08 19:34:22,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:34:22,348 INFO L354 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2021-10-08 19:34:22,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 21 [2021-10-08 19:34:22,931 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 15 treesize of output 11 [2021-10-08 19:34:23,651 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 16 treesize of output 12 [2021-10-08 19:34:24,022 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 17 treesize of output 13 [2021-10-08 19:34:24,524 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 16 treesize of output 12 [2021-10-08 19:34:26,931 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-10-08 19:34:26,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 24 [2021-10-08 19:34:27,970 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:34:27,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1975829587] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:34:27,970 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:34:27,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 44] total 82 [2021-10-08 19:34:27,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368691178] [2021-10-08 19:34:27,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2021-10-08 19:34:27,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:34:27,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-10-08 19:34:27,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=679, Invalid=5963, Unknown=0, NotChecked=0, Total=6642 [2021-10-08 19:34:27,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:27,973 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:34:27,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 4.695121951219512) internal successors, (385), 82 states have internal predecessors, (385), 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) [2021-10-08 19:34:27,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:27,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:34:27,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:34:27,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:34:27,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:27,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:34:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:34:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:34:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:34:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:36,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:36,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:34:36,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:34:36,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:34:36,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:34:36,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:36,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:36,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:34:36,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:34:36,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:36,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:34:36,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:34:36,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:34:36,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:34:36,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:36,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-10-08 19:34:36,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-08 19:34:36,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-10-08 19:34:36,858 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:34:36,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:34:36,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1152253402, now seen corresponding path program 1 times [2021-10-08 19:34:36,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:34:36,860 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100874611] [2021-10-08 19:34:36,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:34:36,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:34:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:34:38,513 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:34:38,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:34:38,513 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100874611] [2021-10-08 19:34:38,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100874611] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:34:38,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029933024] [2021-10-08 19:34:38,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:34:38,514 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:34:38,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:34:38,522 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:34:38,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-10-08 19:34:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:34:41,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 91 conjunts are in the unsatisfiable core [2021-10-08 19:34:41,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:34:41,988 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 [2021-10-08 19:34:42,060 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-10-08 19:34:42,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 14 [2021-10-08 19:34:42,151 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-10-08 19:34:42,152 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 3 case distinctions, treesize of input 17 treesize of output 22 [2021-10-08 19:34:42,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:34:42,806 INFO L354 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2021-10-08 19:34:42,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 21 [2021-10-08 19:34:43,540 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 15 treesize of output 11 [2021-10-08 19:34:44,414 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 16 treesize of output 12 [2021-10-08 19:34:44,848 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 17 treesize of output 13 [2021-10-08 19:34:45,458 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 16 treesize of output 12 [2021-10-08 19:34:52,542 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-10-08 19:34:52,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 24 [2021-10-08 19:34:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:34:53,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029933024] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:34:53,239 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:34:53,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 49] total 84 [2021-10-08 19:34:53,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768556582] [2021-10-08 19:34:53,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2021-10-08 19:34:53,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:34:53,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-10-08 19:34:53,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=362, Invalid=6610, Unknown=0, NotChecked=0, Total=6972 [2021-10-08 19:34:53,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:53,242 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:34:53,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 4.595238095238095) internal successors, (386), 84 states have internal predecessors, (386), 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) [2021-10-08 19:34:53,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:34:53,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:34:53,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:34:53,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:34:53,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:34:53,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:34:53,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:34:53,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-10-08 19:34:53,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:00,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:35:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:35:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:35:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:35:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:35:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:35:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:35:00,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:35:00,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:00,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-10-08 19:35:00,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:35:00,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-10-08 19:35:00,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-10-08 19:35:00,428 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:35:00,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:35:00,429 INFO L82 PathProgramCache]: Analyzing trace with hash -1275875553, now seen corresponding path program 1 times [2021-10-08 19:35:00,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:35:00,429 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80456762] [2021-10-08 19:35:00,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:35:00,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:35:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:35:01,507 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-08 19:35:01,507 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:35:01,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80456762] [2021-10-08 19:35:01,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80456762] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:35:01,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37677118] [2021-10-08 19:35:01,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:35:01,508 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:35:01,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:35:01,512 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:35:01,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-10-08 19:35:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:35:05,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 37 conjunts are in the unsatisfiable core [2021-10-08 19:35:05,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:35:06,586 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 19:35:06,587 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 24 treesize of output 23 [2021-10-08 19:35:06,949 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 15 treesize of output 7 [2021-10-08 19:35:07,975 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-08 19:35:07,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37677118] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:35:07,976 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:35:07,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 50 [2021-10-08 19:35:07,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252777208] [2021-10-08 19:35:07,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2021-10-08 19:35:07,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:35:07,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-10-08 19:35:07,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=2275, Unknown=0, NotChecked=0, Total=2450 [2021-10-08 19:35:07,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:07,978 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:35:07,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 6.28) internal successors, (314), 50 states have internal predecessors, (314), 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) [2021-10-08 19:35:07,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:07,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:35:07,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:35:07,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:35:07,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:07,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:35:07,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:35:07,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:35:07,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:35:07,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:35:07,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:35:07,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:35:07,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:35:07,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:07,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:35:07,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:35:07,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:35:07,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:07,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:35:07,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:35:07,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:35:07,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:35:07,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:07,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-10-08 19:35:07,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:35:07,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:11,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:11,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:35:11,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:35:11,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:35:11,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:11,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:35:11,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:35:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:35:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:35:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:35:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:35:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:35:11,819 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-10-08 19:35:11,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-10-08 19:35:11,978 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:35:11,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:35:11,978 INFO L82 PathProgramCache]: Analyzing trace with hash -1012791946, now seen corresponding path program 2 times [2021-10-08 19:35:11,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:35:11,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695640682] [2021-10-08 19:35:11,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:35:11,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:35:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:35:13,279 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-08 19:35:13,279 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:35:13,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695640682] [2021-10-08 19:35:13,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695640682] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:35:13,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1621405877] [2021-10-08 19:35:13,280 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 19:35:13,280 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:35:13,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:35:13,281 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:35:13,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-08 19:35:17,193 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-08 19:35:17,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:35:17,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-08 19:35:17,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:35:18,492 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 19:35:18,492 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 24 treesize of output 23 [2021-10-08 19:35:18,875 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 15 treesize of output 7 [2021-10-08 19:35:19,809 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-08 19:35:19,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1621405877] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:35:19,810 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:35:19,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 26] total 54 [2021-10-08 19:35:19,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243632642] [2021-10-08 19:35:19,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2021-10-08 19:35:19,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:35:19,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-10-08 19:35:19,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2665, Unknown=0, NotChecked=0, Total=2862 [2021-10-08 19:35:19,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:19,817 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:35:19,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 5.833333333333333) internal successors, (315), 54 states have internal predecessors, (315), 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) [2021-10-08 19:35:19,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:19,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:35:19,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:35:19,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:35:19,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:19,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:35:19,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:35:19,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:35:19,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:24,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:24,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:35:24,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:35:24,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:35:24,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:24,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:35:24,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:35:24,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:35:24,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:35:24,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:35:24,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:35:24,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:35:24,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:35:24,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:24,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:35:24,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:35:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:35:24,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-08 19:35:24,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:35:24,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-10-08 19:35:25,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-10-08 19:35:25,107 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:35:25,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:35:25,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1105986590, now seen corresponding path program 1 times [2021-10-08 19:35:25,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:35:25,109 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270938588] [2021-10-08 19:35:25,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:35:25,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:35:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:35:28,237 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:35:28,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:35:28,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270938588] [2021-10-08 19:35:28,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270938588] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:35:28,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934744085] [2021-10-08 19:35:28,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:35:28,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:35:28,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:35:28,240 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:35:28,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-10-08 19:35:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:35:32,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 64 conjunts are in the unsatisfiable core [2021-10-08 19:35:32,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:35:39,077 INFO L354 Elim1Store]: treesize reduction 34, result has 8.1 percent of original size [2021-10-08 19:35:39,078 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 80 treesize of output 37 [2021-10-08 19:35:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:35:41,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1934744085] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:35:41,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:35:41,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 36] total 82 [2021-10-08 19:35:41,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496222940] [2021-10-08 19:35:41,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2021-10-08 19:35:41,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:35:41,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-10-08 19:35:41,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=844, Invalid=5798, Unknown=0, NotChecked=0, Total=6642 [2021-10-08 19:35:41,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:41,045 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:35:41,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 4.7439024390243905) internal successors, (389), 82 states have internal predecessors, (389), 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) [2021-10-08 19:35:41,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:41,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:35:41,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:35:41,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:35:41,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:35:41,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:49,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:35:49,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:35:49,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:35:49,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:35:49,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:49,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:35:49,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:35:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:35:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:35:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:35:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:35:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:35:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-08 19:35:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:35:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-10-08 19:35:49,797 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2021-10-08 19:35:49,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-10-08 19:35:49,957 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:35:49,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:35:49,957 INFO L82 PathProgramCache]: Analyzing trace with hash -696767289, now seen corresponding path program 1 times [2021-10-08 19:35:49,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:35:49,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774280633] [2021-10-08 19:35:49,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:35:49,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:35:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:35:52,249 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:35:52,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:35:52,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774280633] [2021-10-08 19:35:52,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774280633] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:35:52,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934997168] [2021-10-08 19:35:52,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:35:52,250 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:35:52,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:35:52,252 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:35:52,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-10-08 19:35:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:35:56,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 79 conjunts are in the unsatisfiable core [2021-10-08 19:35:56,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:35:56,458 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 [2021-10-08 19:35:56,515 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-10-08 19:35:56,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 14 [2021-10-08 19:35:56,631 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-10-08 19:35:56,631 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 3 case distinctions, treesize of input 17 treesize of output 22 [2021-10-08 19:35:57,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:35:57,250 INFO L354 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2021-10-08 19:35:57,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 21 [2021-10-08 19:35:57,919 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 15 treesize of output 11 [2021-10-08 19:35:58,599 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 16 treesize of output 12 [2021-10-08 19:35:59,142 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:35:59,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2021-10-08 19:36:00,021 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:36:00,021 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 27 treesize of output 26 [2021-10-08 19:36:03,519 INFO L354 Elim1Store]: treesize reduction 11, result has 21.4 percent of original size [2021-10-08 19:36:03,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 24 [2021-10-08 19:36:04,666 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:36:04,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934997168] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:36:04,667 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:36:04,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 52] total 98 [2021-10-08 19:36:04,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098031328] [2021-10-08 19:36:04,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2021-10-08 19:36:04,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:36:04,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-10-08 19:36:04,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=820, Invalid=8686, Unknown=0, NotChecked=0, Total=9506 [2021-10-08 19:36:04,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:36:04,670 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:36:04,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 3.989795918367347) internal successors, (391), 98 states have internal predecessors, (391), 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) [2021-10-08 19:36:04,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:36:04,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:36:04,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:36:04,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:36:04,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:36:04,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:36:04,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-08 19:36:04,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:36:04,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-10-08 19:36:04,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:36:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:36:18,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:36:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:36:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-08 19:36:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:36:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-10-08 19:36:18,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:36:18,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2021-10-08 19:36:18,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-10-08 19:36:18,334 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:36:18,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:36:18,335 INFO L82 PathProgramCache]: Analyzing trace with hash -184753965, now seen corresponding path program 1 times [2021-10-08 19:36:18,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:36:18,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030306237] [2021-10-08 19:36:18,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:36:18,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:36:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:36:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:36:21,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:36:21,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030306237] [2021-10-08 19:36:21,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030306237] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:36:21,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922727972] [2021-10-08 19:36:21,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:36:21,391 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:36:21,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:36:21,396 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:36:21,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-10-08 19:36:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:36:26,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 91 conjunts are in the unsatisfiable core [2021-10-08 19:36:26,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:36:26,204 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 [2021-10-08 19:36:26,293 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-10-08 19:36:26,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 14 [2021-10-08 19:36:26,415 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-10-08 19:36:26,415 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 3 case distinctions, treesize of input 17 treesize of output 22 [2021-10-08 19:36:27,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:36:27,373 INFO L354 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2021-10-08 19:36:27,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 21 [2021-10-08 19:36:28,361 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 15 treesize of output 11 [2021-10-08 19:36:29,613 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 16 treesize of output 12 [2021-10-08 19:36:30,137 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 17 treesize of output 13 [2021-10-08 19:36:30,909 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 16 treesize of output 12 [2021-10-08 19:36:34,220 INFO L354 Elim1Store]: treesize reduction 34, result has 8.1 percent of original size [2021-10-08 19:36:34,220 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 41 treesize of output 22 [2021-10-08 19:36:34,546 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:36:34,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922727972] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:36:34,546 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:36:34,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 44] total 84 [2021-10-08 19:36:34,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101962625] [2021-10-08 19:36:34,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2021-10-08 19:36:34,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:36:34,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-10-08 19:36:34,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=454, Invalid=6518, Unknown=0, NotChecked=0, Total=6972 [2021-10-08 19:36:34,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:36:34,548 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:36:34,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 4.321428571428571) internal successors, (363), 84 states have internal predecessors, (363), 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) [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:36:34,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-08 19:36:34,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:36:34,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-10-08 19:36:34,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:36:34,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:36:43,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:36:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:36:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:36:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:36:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:36:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:36:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:36:43,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:36:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:36:43,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:36:43,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:36:43,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:36:43,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:36:43,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:36:43,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:36:43,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:36:43,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:36:43,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-10-08 19:36:43,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:36:43,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-10-08 19:36:43,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:36:43,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-10-08 19:36:44,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-10-08 19:36:44,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,28 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:36:44,186 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:36:44,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:36:44,187 INFO L82 PathProgramCache]: Analyzing trace with hash 224465336, now seen corresponding path program 1 times [2021-10-08 19:36:44,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:36:44,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491898246] [2021-10-08 19:36:44,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:36:44,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:36:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:36:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:36:51,177 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:36:51,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491898246] [2021-10-08 19:36:51,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491898246] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:36:51,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1045296684] [2021-10-08 19:36:51,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:36:51,177 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:36:51,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:36:51,178 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:36:51,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-10-08 19:36:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:36:56,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 98 conjunts are in the unsatisfiable core [2021-10-08 19:36:56,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:36:56,535 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 [2021-10-08 19:36:56,667 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-10-08 19:36:56,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 14 [2021-10-08 19:36:56,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-10-08 19:36:56,797 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 3 case distinctions, treesize of input 17 treesize of output 22 [2021-10-08 19:36:57,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:36:58,005 INFO L354 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2021-10-08 19:36:58,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 21 [2021-10-08 19:36:59,034 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 15 treesize of output 11 [2021-10-08 19:37:00,307 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 16 treesize of output 12 [2021-10-08 19:37:01,231 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:37:01,231 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 1 case distinctions, treesize of input 28 treesize of output 27 [2021-10-08 19:37:02,814 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:37:02,814 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 27 treesize of output 26 [2021-10-08 19:37:13,656 INFO L354 Elim1Store]: treesize reduction 34, result has 8.1 percent of original size [2021-10-08 19:37:13,657 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 71 treesize of output 38 [2021-10-08 19:37:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:37:15,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1045296684] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:37:15,234 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:37:15,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 60] total 123 [2021-10-08 19:37:15,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55085962] [2021-10-08 19:37:15,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 123 states [2021-10-08 19:37:15,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:37:15,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 123 interpolants. [2021-10-08 19:37:15,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=869, Invalid=14137, Unknown=0, NotChecked=0, Total=15006 [2021-10-08 19:37:15,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:37:15,238 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:37:15,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 123 states, 123 states have (on average 3.1951219512195124) internal successors, (393), 123 states have internal predecessors, (393), 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) [2021-10-08 19:37:15,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:37:15,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-10-08 19:37:15,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-10-08 19:37:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:37:40,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:37:40,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:37:40,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:37:40,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:37:40,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:37:40,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:37:40,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:37:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:37:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-08 19:37:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:37:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:37:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-10-08 19:37:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-08 19:37:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-10-08 19:37:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-10-08 19:37:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-10-08 19:37:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-10-08 19:37:40,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-10-08 19:37:40,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-10-08 19:37:40,447 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:37:40,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:37:40,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1694929360, now seen corresponding path program 2 times [2021-10-08 19:37:40,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:37:40,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79222567] [2021-10-08 19:37:40,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:37:40,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:37:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:37:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-08 19:37:40,760 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:37:40,760 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79222567] [2021-10-08 19:37:40,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79222567] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:37:40,761 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669301202] [2021-10-08 19:37:40,761 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 19:37:40,761 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:37:40,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:37:40,762 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:37:40,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-10-08 19:37:46,051 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-08 19:37:46,051 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:37:46,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-08 19:37:46,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:37:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-08 19:37:46,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1669301202] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:37:46,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:37:46,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2021-10-08 19:37:46,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921238870] [2021-10-08 19:37:46,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-08 19:37:46,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:37:46,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-08 19:37:46,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=517, Unknown=0, NotChecked=0, Total=600 [2021-10-08 19:37:46,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:37:46,792 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:37:46,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.88) internal successors, (247), 25 states have internal predecessors, (247), 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) [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:37:46,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-10-08 19:37:46,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-10-08 19:37:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-08 19:37:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-10-08 19:37:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-10-08 19:37:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-10-08 19:37:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2021-10-08 19:37:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:39:44,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:39:44,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:39:45,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-10-08 19:39:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:39:45,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-10-08 19:39:45,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,30 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:39:45,202 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:39:45,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:39:45,203 INFO L82 PathProgramCache]: Analyzing trace with hash -999530542, now seen corresponding path program 7 times [2021-10-08 19:39:45,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:39:45,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595227365] [2021-10-08 19:39:45,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:39:45,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:39:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:39:45,669 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 44 proven. 29 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-10-08 19:39:45,669 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:39:45,669 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595227365] [2021-10-08 19:39:45,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595227365] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:39:45,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155749022] [2021-10-08 19:39:45,670 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-08 19:39:45,670 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:39:45,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:39:45,671 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:39:45,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-10-08 19:39:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:39:51,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-08 19:39:51,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:39:52,154 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 51 proven. 22 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-10-08 19:39:52,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155749022] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:39:52,155 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:39:52,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-10-08 19:39:52,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088972308] [2021-10-08 19:39:52,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-10-08 19:39:52,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:39:52,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-10-08 19:39:52,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2021-10-08 19:39:52,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:39:52,157 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:39:52,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 8.137931034482758) internal successors, (236), 29 states have internal predecessors, (236), 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) [2021-10-08 19:39:52,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:39:52,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:39:52,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-10-08 19:39:52,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-10-08 19:39:52,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:39:52,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:39:53,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:39:53,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:39:53,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:39:53,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:39:53,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:39:53,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:39:53,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-10-08 19:39:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2021-10-08 19:39:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-10-08 19:39:53,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-10-08 19:39:53,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:39:53,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-08 19:39:53,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2021-10-08 19:39:54,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-10-08 19:39:54,011 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-08 19:39:54,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 19:39:54,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1494725524, now seen corresponding path program 6 times [2021-10-08 19:39:54,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 19:39:54,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942983425] [2021-10-08 19:39:54,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 19:39:54,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 19:39:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 19:40:00,599 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 19:40:00,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 19:40:00,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942983425] [2021-10-08 19:40:00,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942983425] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:40:00,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289451943] [2021-10-08 19:40:00,600 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-08 19:40:00,600 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:40:00,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 19:40:00,611 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-08 19:40:00,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-10-08 19:40:06,338 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-10-08 19:40:06,338 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 19:40:06,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 110 conjunts are in the unsatisfiable core [2021-10-08 19:40:06,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 19:40:08,429 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 [2021-10-08 19:40:09,638 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 17 treesize of output 13 [2021-10-08 19:40:10,422 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:40:10,422 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 28 treesize of output 27 [2021-10-08 19:40:11,139 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 19:40:11,140 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 28 treesize of output 27 [2021-10-08 19:40:15,342 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 19:40:29,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:40:29,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 19:40:29,795 INFO L354 Elim1Store]: treesize reduction 82, result has 46.4 percent of original size [2021-10-08 19:40:29,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 194 treesize of output 144 [2021-10-08 19:40:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 15 proven. 105 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-08 19:40:33,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [289451943] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 19:40:33,682 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 19:40:33,682 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 71] total 139 [2021-10-08 19:40:33,683 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448050686] [2021-10-08 19:40:33,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 139 states [2021-10-08 19:40:33,683 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 19:40:33,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2021-10-08 19:40:33,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=973, Invalid=18209, Unknown=0, NotChecked=0, Total=19182 [2021-10-08 19:40:33,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:40:33,686 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 19:40:33,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 139 states, 139 states have (on average 2.9784172661870505) internal successors, (414), 139 states have internal predecessors, (414), 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) [2021-10-08 19:40:33,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 19:40:33,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-08 19:40:33,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2021-10-08 19:40:33,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-10-08 19:40:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2021-10-08 19:40:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-10-08 19:40:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2021-10-08 19:40:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-10-08 19:40:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-10-08 19:40:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 19:40:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-08 19:40:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-10-08 19:41:14,913 WARN L223 SmtUtils]: Removed 8 from assertion stack [2021-10-08 19:41:14,921 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 [2021-10-08 19:41:14,922 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-08 19:41:14,931 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 [2021-10-08 19:41:14,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2021-10-08 19:41:15,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,32 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 19:41:15,117 WARN L594 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 50 for 19ms.. [2021-10-08 19:41:15,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-08 19:41:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-08 19:41:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-08 19:41:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-08 19:41:15,135 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-08 19:41:15,135 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-08 19:41:15,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 07:41:15 BasicIcfg [2021-10-08 19:41:15,137 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-08 19:41:15,137 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.witnessprinter [2021-10-08 19:41:15,138 INFO L168 Benchmark]: Toolchain (without parser) took 760029.42 ms. Allocated memory was 151.0 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 105.6 MB in the beginning and 362.8 MB in the end (delta: -257.2 MB). Peak memory consumption was 994.7 MB. Max. memory is 8.0 GB. [2021-10-08 19:41:15,138 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 122.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-08 19:41:15,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.82 ms. Allocated memory is still 151.0 MB. Free memory was 105.2 MB in the beginning and 128.4 MB in the end (delta: -23.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-08 19:41:15,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.72 ms. Allocated memory is still 151.0 MB. Free memory was 128.4 MB in the beginning and 125.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-08 19:41:15,139 INFO L168 Benchmark]: Boogie Preprocessor took 104.64 ms. Allocated memory is still 151.0 MB. Free memory was 125.6 MB in the beginning and 132.6 MB in the end (delta: -6.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 8.0 GB. [2021-10-08 19:41:15,139 INFO L168 Benchmark]: RCFGBuilder took 1273.65 ms. Allocated memory is still 151.0 MB. Free memory was 132.6 MB in the beginning and 100.2 MB in the end (delta: 32.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 8.0 GB. [2021-10-08 19:41:15,139 INFO L168 Benchmark]: TraceAbstraction took 758233.32 ms. Allocated memory was 151.0 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 100.1 MB in the beginning and 362.8 MB in the end (delta: -262.7 MB). Peak memory consumption was 989.8 MB. Max. memory is 8.0 GB. [2021-10-08 19:41:15,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 151.0 MB. Free memory is still 122.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 345.82 ms. Allocated memory is still 151.0 MB. Free memory was 105.2 MB in the beginning and 128.4 MB in the end (delta: -23.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 54.72 ms. Allocated memory is still 151.0 MB. Free memory was 128.4 MB in the beginning and 125.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 104.64 ms. Allocated memory is still 151.0 MB. Free memory was 125.6 MB in the beginning and 132.6 MB in the end (delta: -6.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1273.65 ms. Allocated memory is still 151.0 MB. Free memory was 132.6 MB in the beginning and 100.2 MB in the end (delta: 32.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 758233.32 ms. Allocated memory was 151.0 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 100.1 MB in the beginning and 362.8 MB in the end (delta: -262.7 MB). Peak memory consumption was 989.8 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: 58069, positive: 54037, positive conditional: 41343, positive unconditional: 12694, negative: 4032, negative conditional: 4012, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54059, positive: 54037, positive conditional: 41343, positive unconditional: 12694, negative: 22, negative conditional: 2, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 54059, positive: 54037, positive conditional: 41343, positive unconditional: 12694, negative: 22, negative conditional: 2, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54645, positive: 54037, positive conditional: 41275, positive unconditional: 12762, negative: 608, negative conditional: 586, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 54645, positive: 54037, positive conditional: 11265, positive unconditional: 42772, negative: 608, negative conditional: 53, negative unconditional: 555, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54645, positive: 54037, positive conditional: 11265, positive unconditional: 42772, negative: 608, negative conditional: 53, negative unconditional: 555, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8219, positive: 8192, positive conditional: 76, positive unconditional: 8116, negative: 27, negative conditional: 7, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8219, positive: 8134, positive conditional: 0, positive unconditional: 8134, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 58, positive conditional: 58, positive unconditional: 0, negative: 27, negative conditional: 7, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 368, positive: 252, positive conditional: 252, positive unconditional: 0, negative: 116, negative conditional: 15, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 54645, positive: 45845, positive conditional: 11189, positive unconditional: 34656, negative: 581, negative conditional: 46, negative unconditional: 535, unknown: 8219, unknown conditional: 83, unknown unconditional: 8136] , Statistics on independence cache: Total cache size (in pairs): 8219, Positive cache size: 8192, Positive conditional cache size: 76, Positive unconditional cache size: 8116, Negative cache size: 27, Negative conditional cache size: 7, Negative unconditional cache size: 20, Eliminated conditions: 30543, Maximal queried relation: 14, Independence queries for same thread: 4010 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 462, Number of persistent set computation: 2342, Number of trivial persistent sets: 1720, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12714, positive: 12694, positive conditional: 0, positive unconditional: 12694, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 58069, positive: 54037, positive conditional: 41343, positive unconditional: 12694, negative: 4032, negative conditional: 4012, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54059, positive: 54037, positive conditional: 41343, positive unconditional: 12694, negative: 22, negative conditional: 2, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 54059, positive: 54037, positive conditional: 41343, positive unconditional: 12694, negative: 22, negative conditional: 2, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 54645, positive: 54037, positive conditional: 41275, positive unconditional: 12762, negative: 608, negative conditional: 586, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 54645, positive: 54037, positive conditional: 11265, positive unconditional: 42772, negative: 608, negative conditional: 53, negative unconditional: 555, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54645, positive: 54037, positive conditional: 11265, positive unconditional: 42772, negative: 608, negative conditional: 53, negative unconditional: 555, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8219, positive: 8192, positive conditional: 76, positive unconditional: 8116, negative: 27, negative conditional: 7, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8219, positive: 8134, positive conditional: 0, positive unconditional: 8134, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 58, positive conditional: 58, positive unconditional: 0, negative: 27, negative conditional: 7, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 368, positive: 252, positive conditional: 252, positive unconditional: 0, negative: 116, negative conditional: 15, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 54645, positive: 45845, positive conditional: 11189, positive unconditional: 34656, negative: 581, negative conditional: 46, negative unconditional: 535, unknown: 8219, unknown conditional: 83, unknown unconditional: 8136] , Statistics on independence cache: Total cache size (in pairs): 8219, Positive cache size: 8192, Positive conditional cache size: 76, Positive unconditional cache size: 8116, Negative cache size: 27, Negative conditional cache size: 7, Negative unconditional cache size: 20, Eliminated conditions: 30543, Maximal queried relation: 14, Independence queries for same thread: 4010 - 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: 92]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 50 for 19ms.. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 50 for 19ms.. - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 50 for 19ms.. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 50 for 19ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 272 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 757945.2ms, OverallIterations: 34, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 25.8ms, PartialOrderReductionTime: 433991.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2246, 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: 747.9ms SsaConstructionTime, 3790.6ms SatisfiabilityAnalysisTime, 241598.1ms InterpolantComputationTime, 11239 NumberOfCodeBlocks, 11208 NumberOfCodeBlocksAsserted, 94 NumberOfCheckSat, 11175 ConstructedInterpolants, 489 QuantifiedInterpolants, 184856 SizeOfPredicates, 1025 NumberOfNonLiveVariables, 11819 ConjunctsInSsa, 1435 ConjunctsInUnsatCore, 64 InterpolantComputations, 4 PerfectInterpolantSequences, 1111/2633 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