/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/chl-name-comparator-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-08 18:46:54,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-08 18:46:54,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-08 18:46:54,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-08 18:46:54,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-08 18:46:54,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-08 18:46:54,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-08 18:46:54,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-08 18:46:54,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-08 18:46:54,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-08 18:46:54,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-08 18:46:54,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-08 18:46:54,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-08 18:46:54,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-08 18:46:54,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-08 18:46:54,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-08 18:46:54,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-08 18:46:54,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-08 18:46:54,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-08 18:46:54,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-08 18:46:54,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-08 18:46:54,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-08 18:46:54,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-08 18:46:54,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-08 18:46:54,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-08 18:46:54,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-08 18:46:54,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-08 18:46:54,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-08 18:46:54,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-08 18:46:54,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-08 18:46:54,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-08 18:46:54,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-08 18:46:54,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-08 18:46:54,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-08 18:46:54,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-08 18:46:54,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-08 18:46:54,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-08 18:46:54,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-08 18:46:54,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-08 18:46:54,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-08 18:46:54,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-08 18:46:54,433 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 18:46:54,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-08 18:46:54,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-08 18:46:54,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-08 18:46:54,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-08 18:46:54,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-08 18:46:54,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-08 18:46:54,487 INFO L138 SettingsManager]: * Use SBE=true [2021-10-08 18:46:54,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-08 18:46:54,487 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-08 18:46:54,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-08 18:46:54,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-08 18:46:54,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-08 18:46:54,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-08 18:46:54,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-08 18:46:54,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-08 18:46:54,489 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-08 18:46:54,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-08 18:46:54,490 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-08 18:46:54,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-08 18:46:54,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-08 18:46:54,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-08 18:46:54,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-08 18:46:54,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-08 18:46:54,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 18:46:54,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-08 18:46:54,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-08 18:46:54,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-08 18:46:54,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-08 18:46:54,492 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-10-08 18:46:54,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-08 18:46:54,492 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-08 18:46:54,493 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-08 18:46:54,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-08 18:46:54,493 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-08 18:46:54,493 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-08 18:46:54,494 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-08 18:46:54,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-08 18:46:54,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-08 18:46:54,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-08 18:46:54,889 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-08 18:46:54,890 INFO L275 PluginConnector]: CDTParser initialized [2021-10-08 18:46:54,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2021-10-08 18:46:54,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b305dc994/e5315c2145f8411baf8fef43e43124fc/FLAG90f4fa20a [2021-10-08 18:46:55,598 INFO L306 CDTParser]: Found 1 translation units. [2021-10-08 18:46:55,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2021-10-08 18:46:55,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b305dc994/e5315c2145f8411baf8fef43e43124fc/FLAG90f4fa20a [2021-10-08 18:46:55,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b305dc994/e5315c2145f8411baf8fef43e43124fc [2021-10-08 18:46:55,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-08 18:46:55,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-08 18:46:55,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-08 18:46:55,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-08 18:46:55,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-08 18:46:55,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 06:46:55" (1/1) ... [2021-10-08 18:46:55,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a748cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:55, skipping insertion in model container [2021-10-08 18:46:55,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.10 06:46:55" (1/1) ... [2021-10-08 18:46:55,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-08 18:46:56,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-08 18:46:56,303 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/chl-name-comparator-trans.wvr.c[5300,5313] [2021-10-08 18:46:56,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 18:46:56,326 INFO L203 MainTranslator]: Completed pre-run [2021-10-08 18:46:56,362 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/chl-name-comparator-trans.wvr.c[5300,5313] [2021-10-08 18:46:56,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-08 18:46:56,385 INFO L208 MainTranslator]: Completed translation [2021-10-08 18:46:56,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56 WrapperNode [2021-10-08 18:46:56,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-08 18:46:56,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-08 18:46:56,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-08 18:46:56,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-08 18:46:56,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-08 18:46:56,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-08 18:46:56,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-08 18:46:56,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-08 18:46:56,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-08 18:46:56,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-08 18:46:56,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-08 18:46:56,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-08 18:46:56,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (1/1) ... [2021-10-08 18:46:56,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-08 18:46:56,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:46:56,557 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 18:46:56,582 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 18:46:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-08 18:46:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-08 18:46:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-08 18:46:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-08 18:46:56,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-08 18:46:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-08 18:46:56,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-08 18:46:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-08 18:46:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-08 18:46:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-08 18:46:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-08 18:46:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-08 18:46:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-08 18:46:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-08 18:46:56,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-08 18:46:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-08 18:46:56,640 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 18:46:58,365 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-08 18:46:58,366 INFO L299 CfgBuilder]: Removed 46 assume(true) statements. [2021-10-08 18:46:58,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 06:46:58 BoogieIcfgContainer [2021-10-08 18:46:58,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-08 18:46:58,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-08 18:46:58,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-08 18:46:58,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-08 18:46:58,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.10 06:46:55" (1/3) ... [2021-10-08 18:46:58,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcb0d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 06:46:58, skipping insertion in model container [2021-10-08 18:46:58,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.10 06:46:56" (2/3) ... [2021-10-08 18:46:58,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcb0d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.10 06:46:58, skipping insertion in model container [2021-10-08 18:46:58,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 06:46:58" (3/3) ... [2021-10-08 18:46:58,379 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-name-comparator-trans.wvr.c [2021-10-08 18:46:58,386 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-08 18:46:58,386 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-08 18:46:58,386 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-08 18:46:58,387 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-08 18:46:58,432 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,432 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,432 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,433 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,433 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,433 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,434 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,434 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,434 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,434 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,434 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,435 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,435 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,435 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,435 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,435 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,436 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,436 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,436 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,436 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,436 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,437 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,437 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,437 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,438 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,438 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,439 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,439 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,439 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,439 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,439 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,440 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,440 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,440 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,440 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,441 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,441 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,441 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,441 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,442 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,442 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,442 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,442 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,443 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,443 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,443 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,443 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,443 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,444 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,444 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,444 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,445 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,445 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,445 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,445 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,446 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,446 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,446 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,446 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,452 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,452 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,452 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,453 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,453 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,453 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,453 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,454 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,454 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,454 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,454 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,454 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,455 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,455 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,455 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,455 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,455 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,456 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,456 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,456 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,456 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,456 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,457 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,457 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,457 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,458 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,458 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,458 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,458 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,458 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,459 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,459 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,459 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,459 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,459 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,460 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,460 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,460 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,461 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,461 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,461 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,462 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,462 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,462 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,462 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,463 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,463 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,463 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,463 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,463 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,464 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,464 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,464 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,464 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,465 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,465 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,465 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,465 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,466 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,467 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,467 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,468 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,468 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,468 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,468 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,469 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,469 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,469 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,469 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,469 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,470 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,470 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,470 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,470 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,470 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,471 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,471 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,471 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,471 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,471 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,471 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,472 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,472 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,473 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,473 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,473 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,473 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,473 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,473 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,474 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,474 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,474 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,474 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,474 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,475 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,475 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,475 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,476 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,476 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,476 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,476 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,477 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,477 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,477 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,477 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,477 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,478 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,478 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,478 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,478 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,478 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,479 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,479 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,479 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,480 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,480 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,480 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,480 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,480 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,480 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,481 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,485 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,485 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,485 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,486 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,486 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,486 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,486 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,486 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,487 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,488 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,488 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,488 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,488 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,488 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,489 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,489 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,491 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,491 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,491 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,492 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,492 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,492 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,492 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,492 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,493 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,493 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,493 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,493 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,494 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,494 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,494 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,494 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,495 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,495 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,495 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,495 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,498 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,498 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,499 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,499 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,499 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,499 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,500 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,500 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,500 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,500 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,500 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,501 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_minus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,501 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,501 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,501 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,502 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,502 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,502 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork2_minus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,502 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,502 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,510 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-08 18:46:58,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-08 18:46:58,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:46:58,578 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 18:46:58,593 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 18:46:58,631 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-08 18:46:58,640 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 18:46:58,640 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-08 18:46:58,808 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,809 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,843 WARN L313 ript$VariableManager]: TermVariabe v_~break_15~0_112 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,844 WARN L313 ript$VariableManager]: TermVariabe v_~result_12~0_70 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,871 WARN L313 ript$VariableManager]: TermVariabe v_~break_15~0_112 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,871 WARN L313 ript$VariableManager]: TermVariabe v_~result_12~0_70 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:46:58,908 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 18:46:58,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:46:58,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1613777472, now seen corresponding path program 1 times [2021-10-08 18:46:58,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:46:58,927 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146335775] [2021-10-08 18:46:58,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:46:58,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:46:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:46:59,243 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 18:46:59,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:46:59,244 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146335775] [2021-10-08 18:46:59,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146335775] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 18:46:59,245 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:46:59,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-08 18:46:59,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582036046] [2021-10-08 18:46:59,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-08 18:46:59,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:46:59,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-08 18:46:59,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-08 18:46:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:46:59,284 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:46:59,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 72.0) internal successors, (144), 2 states have internal predecessors, (144), 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 18:46:59,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:46:59,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:46:59,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-08 18:46:59,361 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 18:46:59,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:46:59,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1665904272, now seen corresponding path program 1 times [2021-10-08 18:46:59,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:46:59,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313075660] [2021-10-08 18:46:59,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:46:59,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:46:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:46:59,716 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 18:46:59,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:46:59,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313075660] [2021-10-08 18:46:59,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313075660] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 18:46:59,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:46:59,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-08 18:46:59,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395225323] [2021-10-08 18:46:59,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-08 18:46:59,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:46:59,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-08 18:46:59,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-08 18:46:59,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:46:59,729 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:46:59,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 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 18:46:59,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:46:59,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:46:59,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:46:59,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:46:59,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-08 18:46:59,838 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 18:46:59,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:46:59,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1755037735, now seen corresponding path program 1 times [2021-10-08 18:46:59,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:46:59,841 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083899761] [2021-10-08 18:46:59,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:46:59,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:46:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:00,047 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 18:47:00,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:00,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083899761] [2021-10-08 18:47:00,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083899761] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:00,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768389978] [2021-10-08 18:47:00,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:00,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:00,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:00,054 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 18:47:00,059 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 18:47:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:00,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-08 18:47:00,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:00,712 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 18:47:00,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768389978] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:00,712 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:00,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-10-08 18:47:00,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850484057] [2021-10-08 18:47:00,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-08 18:47:00,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:00,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-08 18:47:00,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-10-08 18:47:00,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:00,715 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:00,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 states have internal predecessors, (160), 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 18:47:00,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:00,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:00,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:00,918 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 18:47:01,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:01,088 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 18:47:01,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:01,090 INFO L82 PathProgramCache]: Analyzing trace with hash 51906224, now seen corresponding path program 2 times [2021-10-08 18:47:01,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:01,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163288508] [2021-10-08 18:47:01,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:01,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:47:01,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:01,228 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163288508] [2021-10-08 18:47:01,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163288508] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:01,229 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862607681] [2021-10-08 18:47:01,229 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 18:47:01,229 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:01,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:01,232 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 18:47:01,256 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 18:47:01,434 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-08 18:47:01,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:47:01,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-08 18:47:01,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:02,103 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-08 18:47:02,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [862607681] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 18:47:02,104 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 18:47:02,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2021-10-08 18:47:02,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230237946] [2021-10-08 18:47:02,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-08 18:47:02,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:02,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-08 18:47:02,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-10-08 18:47:02,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:02,108 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:02,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.166666666666668) internal successors, (151), 6 states have internal predecessors, (151), 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 18:47:02,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:02,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:02,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:02,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:02,327 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,327 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,339 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,340 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,446 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,447 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,458 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,458 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,557 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,557 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,566 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,566 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,597 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,598 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,616 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,616 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:02,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:02,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:02,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:02,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:02,678 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-10-08 18:47:02,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:02,856 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 18:47:02,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:02,857 INFO L82 PathProgramCache]: Analyzing trace with hash 696374559, now seen corresponding path program 1 times [2021-10-08 18:47:02,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:02,858 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890551834] [2021-10-08 18:47:02,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:02,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:47:02,980 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:02,980 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890551834] [2021-10-08 18:47:02,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890551834] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:02,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [278298890] [2021-10-08 18:47:02,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:02,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:02,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:02,983 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 18:47:02,989 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 18:47:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:03,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-08 18:47:03,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:03,569 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-08 18:47:03,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [278298890] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:03,570 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:03,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2021-10-08 18:47:03,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618241846] [2021-10-08 18:47:03,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-08 18:47:03,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:03,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-08 18:47:03,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2021-10-08 18:47:03,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:03,573 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:03,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.642857142857142) internal successors, (177), 14 states have internal predecessors, (177), 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 18:47:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:03,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:03,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:03,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:03,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:03,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:03,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:03,826 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 18:47:04,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:04,003 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 18:47:04,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:04,005 INFO L82 PathProgramCache]: Analyzing trace with hash 272778344, now seen corresponding path program 2 times [2021-10-08 18:47:04,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:04,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910934227] [2021-10-08 18:47:04,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:04,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:04,212 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-08 18:47:04,213 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:04,213 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910934227] [2021-10-08 18:47:04,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910934227] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 18:47:04,213 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-08 18:47:04,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-08 18:47:04,214 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929105808] [2021-10-08 18:47:04,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-08 18:47:04,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:04,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-08 18:47:04,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-08 18:47:04,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:04,216 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:04,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 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 18:47:04,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:04,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:04,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:04,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:04,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:04,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:04,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:04,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:04,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:04,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:04,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:04,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:04,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-08 18:47:04,346 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 18:47:04,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:04,346 INFO L82 PathProgramCache]: Analyzing trace with hash 1248807389, now seen corresponding path program 1 times [2021-10-08 18:47:04,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:04,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011579556] [2021-10-08 18:47:04,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:04,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:05,063 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:05,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:05,064 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011579556] [2021-10-08 18:47:05,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011579556] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:05,064 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466279807] [2021-10-08 18:47:05,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:05,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:05,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:05,067 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 18:47:05,089 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 18:47:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:05,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 54 conjunts are in the unsatisfiable core [2021-10-08 18:47:05,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:06,791 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 18:47:06,792 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 41 treesize of output 36 [2021-10-08 18:47:07,309 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 139 treesize of output 99 [2021-10-08 18:47:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:08,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466279807] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:08,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:08,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 32 [2021-10-08 18:47:08,194 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059442131] [2021-10-08 18:47:08,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-10-08 18:47:08,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:08,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-10-08 18:47:08,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=909, Unknown=0, NotChecked=0, Total=992 [2021-10-08 18:47:08,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:08,197 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:08,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 7.03125) internal successors, (225), 32 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 18:47:08,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:08,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:08,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:08,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:08,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:08,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:08,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:11,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:11,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:11,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:11,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:11,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:11,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:11,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-08 18:47:11,768 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 18:47:11,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:11,938 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 18:47:11,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:11,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1120608282, now seen corresponding path program 2 times [2021-10-08 18:47:11,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:11,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023024059] [2021-10-08 18:47:11,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:11,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:47:13,032 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:13,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023024059] [2021-10-08 18:47:13,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023024059] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:13,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506907769] [2021-10-08 18:47:13,033 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 18:47:13,033 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:13,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:13,035 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 18:47:13,047 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 18:47:13,444 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-08 18:47:13,444 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:47:13,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 41 conjunts are in the unsatisfiable core [2021-10-08 18:47:13,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:14,807 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 18:47:14,808 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 35 treesize of output 30 [2021-10-08 18:47:15,169 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 91 treesize of output 67 [2021-10-08 18:47:15,526 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:15,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506907769] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:15,526 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:15,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 16] total 40 [2021-10-08 18:47:15,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887497453] [2021-10-08 18:47:15,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2021-10-08 18:47:15,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:15,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-10-08 18:47:15,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=1457, Unknown=0, NotChecked=0, Total=1560 [2021-10-08 18:47:15,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:15,530 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:15,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 7.7) internal successors, (308), 40 states have internal predecessors, (308), 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 18:47:15,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:15,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:15,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:15,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:15,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:15,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:15,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-10-08 18:47:15,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:18,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-08 18:47:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:18,338 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 18:47:18,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:18,514 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 18:47:18,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:18,515 INFO L82 PathProgramCache]: Analyzing trace with hash 154865105, now seen corresponding path program 1 times [2021-10-08 18:47:18,515 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:18,515 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045439409] [2021-10-08 18:47:18,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:18,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:18,944 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-08 18:47:18,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:18,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045439409] [2021-10-08 18:47:18,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045439409] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:18,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337327420] [2021-10-08 18:47:18,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:18,945 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:18,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:18,946 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 18:47:18,951 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 18:47:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:19,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 58 conjunts are in the unsatisfiable core [2021-10-08 18:47:19,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:19,448 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 18:47:19,692 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-08 18:47:19,692 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 18:47:20,076 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 18:47:20,076 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 29 treesize of output 28 [2021-10-08 18:47:20,272 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 57 treesize of output 37 [2021-10-08 18:47:20,535 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-08 18:47:20,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337327420] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:20,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:20,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 21] total 33 [2021-10-08 18:47:20,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687530346] [2021-10-08 18:47:20,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-10-08 18:47:20,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:20,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-10-08 18:47:20,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=963, Unknown=0, NotChecked=0, Total=1056 [2021-10-08 18:47:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:20,542 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:20,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 8.757575757575758) internal successors, (289), 33 states have internal predecessors, (289), 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 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-10-08 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:21,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:21,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:21,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:21,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:21,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:21,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:21,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-08 18:47:21,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:21,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:47:21,986 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 18:47:22,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:22,160 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 18:47:22,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:22,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1096067044, now seen corresponding path program 2 times [2021-10-08 18:47:22,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:22,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467564085] [2021-10-08 18:47:22,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:22,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-08 18:47:22,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:22,664 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467564085] [2021-10-08 18:47:22,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467564085] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:22,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [280599587] [2021-10-08 18:47:22,665 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 18:47:22,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:22,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:22,666 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 18:47:22,667 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 18:47:23,256 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-08 18:47:23,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:47:23,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 63 conjunts are in the unsatisfiable core [2021-10-08 18:47:23,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:25,496 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 87 treesize of output 59 [2021-10-08 18:47:25,649 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:25,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [280599587] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:25,650 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:25,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 23] total 31 [2021-10-08 18:47:25,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139095979] [2021-10-08 18:47:25,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-10-08 18:47:25,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:25,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-10-08 18:47:25,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=843, Unknown=0, NotChecked=0, Total=930 [2021-10-08 18:47:25,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:25,652 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:25,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 7.451612903225806) internal successors, (231), 31 states have internal predecessors, (231), 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 18:47:25,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:25,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:25,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:25,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:25,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:25,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:25,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-10-08 18:47:25,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:25,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:47:25,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:27,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:27,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:27,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:27,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:27,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:27,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-08 18:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:47:27,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-10-08 18:47:27,554 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,SelfDestructingSolverStorable9 [2021-10-08 18:47:27,555 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 18:47:27,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:27,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1709483749, now seen corresponding path program 3 times [2021-10-08 18:47:27,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:27,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294554283] [2021-10-08 18:47:27,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:27,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:28,296 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-08 18:47:28,296 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:28,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294554283] [2021-10-08 18:47:28,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294554283] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:28,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [714506724] [2021-10-08 18:47:28,297 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-08 18:47:28,297 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:28,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:28,299 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 18:47:28,301 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 18:47:29,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-10-08 18:47:29,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:47:29,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 63 conjunts are in the unsatisfiable core [2021-10-08 18:47:29,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:30,531 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 18:47:30,532 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 30 treesize of output 29 [2021-10-08 18:47:30,744 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 18:47:30,745 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 30 treesize of output 29 [2021-10-08 18:47:31,012 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 70 treesize of output 50 [2021-10-08 18:47:31,261 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-08 18:47:31,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [714506724] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:31,262 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:31,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 20] total 38 [2021-10-08 18:47:31,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769670968] [2021-10-08 18:47:31,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-10-08 18:47:31,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:31,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-10-08 18:47:31,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1285, Unknown=0, NotChecked=0, Total=1406 [2021-10-08 18:47:31,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:31,265 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:31,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 6.684210526315789) internal successors, (254), 38 states have internal predecessors, (254), 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 18:47:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:31,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-10-08 18:47:31,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:31,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:47:31,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:47:31,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:34,357 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:34,358 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:34,515 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:34,515 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:35,742 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:35,743 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:35,754 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:35,754 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:35,783 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:35,783 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:47:36,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:36,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:36,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:36,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:36,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:36,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:36,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:47:36,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:47:36,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:36,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:47:36,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:36,341 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 18:47:36,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:36,494 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 18:47:36,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:36,495 INFO L82 PathProgramCache]: Analyzing trace with hash 463114750, now seen corresponding path program 3 times [2021-10-08 18:47:36,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:36,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583267930] [2021-10-08 18:47:36,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:36,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:37,381 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:47:37,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:37,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583267930] [2021-10-08 18:47:37,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583267930] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:37,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1766018422] [2021-10-08 18:47:37,382 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-08 18:47:37,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:37,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:37,384 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 18:47:37,405 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 18:47:38,185 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-08 18:47:38,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:47:38,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-08 18:47:38,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:39,254 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-10-08 18:47:39,255 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 75 treesize of output 62 [2021-10-08 18:47:40,018 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 69 treesize of output 53 [2021-10-08 18:47:40,301 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:40,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1766018422] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:40,301 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:40,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 16] total 39 [2021-10-08 18:47:40,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623500943] [2021-10-08 18:47:40,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-10-08 18:47:40,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:40,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-10-08 18:47:40,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=1376, Unknown=0, NotChecked=0, Total=1482 [2021-10-08 18:47:40,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:40,305 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:40,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 7.897435897435898) internal successors, (308), 39 states have internal predecessors, (308), 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 18:47:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:40,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:47:40,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:40,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:43,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:43,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:43,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:43,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:43,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:43,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:43,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:47:43,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:47:43,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:47:43,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-08 18:47:43,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:43,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:43,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-08 18:47:43,548 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,SelfDestructingSolverStorable11 [2021-10-08 18:47:43,549 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 18:47:43,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:43,550 INFO L82 PathProgramCache]: Analyzing trace with hash 2122963033, now seen corresponding path program 4 times [2021-10-08 18:47:43,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:43,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712077121] [2021-10-08 18:47:43,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:43,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:44,281 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:44,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712077121] [2021-10-08 18:47:44,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712077121] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:44,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [864089804] [2021-10-08 18:47:44,282 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-08 18:47:44,282 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:44,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:44,283 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 18:47:44,290 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 18:47:45,252 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-08 18:47:45,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:47:45,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 66 conjunts are in the unsatisfiable core [2021-10-08 18:47:45,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:45,306 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 18:47:45,490 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-08 18:47:45,491 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 18:47:46,734 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-10-08 18:47:46,735 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 32 treesize of output 31 [2021-10-08 18:47:46,868 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 105 treesize of output 77 [2021-10-08 18:47:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:47,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [864089804] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:47,738 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:47,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 33 [2021-10-08 18:47:47,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137078057] [2021-10-08 18:47:47,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-10-08 18:47:47,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:47,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-10-08 18:47:47,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=960, Unknown=0, NotChecked=0, Total=1056 [2021-10-08 18:47:47,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:47,741 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:47,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 8.363636363636363) internal successors, (276), 33 states have internal predecessors, (276), 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 18:47:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:47,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:47:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:47:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:47:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-08 18:47:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:50,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:50,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:47:50,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-10-08 18:47:50,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:50,316 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 18:47:50,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:50,317 INFO L82 PathProgramCache]: Analyzing trace with hash -300567022, now seen corresponding path program 5 times [2021-10-08 18:47:50,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:50,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503016966] [2021-10-08 18:47:50,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:50,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:50,917 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:50,918 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:50,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503016966] [2021-10-08 18:47:50,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503016966] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:50,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37949207] [2021-10-08 18:47:50,918 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-08 18:47:50,919 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:50,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:50,924 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 18:47:50,944 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 18:47:51,978 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-10-08 18:47:51,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:47:51,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 43 conjunts are in the unsatisfiable core [2021-10-08 18:47:51,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:52,041 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 18:47:52,207 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-08 18:47:52,208 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 18:47:53,008 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-10-08 18:47:53,009 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 35 treesize of output 28 [2021-10-08 18:47:53,140 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 84 treesize of output 48 [2021-10-08 18:47:53,460 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:53,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37949207] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:53,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:53,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2021-10-08 18:47:53,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894779515] [2021-10-08 18:47:53,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-10-08 18:47:53,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:53,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-10-08 18:47:53,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1017, Unknown=0, NotChecked=0, Total=1122 [2021-10-08 18:47:53,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:53,463 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:53,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 8.411764705882353) internal successors, (286), 34 states have internal predecessors, (286), 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 18:47:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:47:53,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:47:53,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:47:53,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:47:53,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:53,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:53,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:47:53,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:55,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:47:55,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:55,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:55,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:47:55,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 18:47:55,222 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 18:47:55,392 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,SelfDestructingSolverStorable13 [2021-10-08 18:47:55,393 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 18:47:55,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:47:55,394 INFO L82 PathProgramCache]: Analyzing trace with hash -506850146, now seen corresponding path program 4 times [2021-10-08 18:47:55,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:47:55,395 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225867186] [2021-10-08 18:47:55,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:47:55,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:47:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:47:55,877 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-08 18:47:55,878 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:47:55,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225867186] [2021-10-08 18:47:55,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225867186] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:55,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788271172] [2021-10-08 18:47:55,878 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-08 18:47:55,878 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:47:55,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:47:55,880 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 18:47:55,903 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 18:47:57,077 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-08 18:47:57,077 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:47:57,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 71 conjunts are in the unsatisfiable core [2021-10-08 18:47:57,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:47:57,143 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 18:47:57,351 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-08 18:47:57,352 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 18:47:58,623 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-10-08 18:47:58,624 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 31 treesize of output 30 [2021-10-08 18:47:59,541 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 72 treesize of output 52 [2021-10-08 18:47:59,816 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:47:59,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1788271172] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:47:59,817 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:47:59,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 23] total 41 [2021-10-08 18:47:59,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053192558] [2021-10-08 18:47:59,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-10-08 18:47:59,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:47:59,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-10-08 18:47:59,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1511, Unknown=0, NotChecked=0, Total=1640 [2021-10-08 18:47:59,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:59,820 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:47:59,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 7.560975609756097) internal successors, (310), 41 states have internal predecessors, (310), 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 18:47:59,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:47:59,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:47:59,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:47:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:47:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:47:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:47:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:47:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:47:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:47:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:47:59,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:47:59,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:47:59,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 18:47:59,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:03,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:03,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:03,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:03,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-08 18:48:03,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:03,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-10-08 18:48:04,057 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,SelfDestructingSolverStorable14 [2021-10-08 18:48:04,058 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 18:48:04,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:48:04,059 INFO L82 PathProgramCache]: Analyzing trace with hash -790868591, now seen corresponding path program 5 times [2021-10-08 18:48:04,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:48:04,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428994640] [2021-10-08 18:48:04,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:48:04,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:48:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:48:04,733 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:48:04,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:48:04,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428994640] [2021-10-08 18:48:04,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428994640] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:04,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108475296] [2021-10-08 18:48:04,734 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-08 18:48:04,734 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:48:04,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:48:04,736 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 18:48:04,739 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 18:48:06,306 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-10-08 18:48:06,307 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:48:06,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 68 conjunts are in the unsatisfiable core [2021-10-08 18:48:06,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:48:06,361 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 18:48:06,537 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-08 18:48:06,538 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 18:48:07,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-08 18:48:07,537 INFO L354 Elim1Store]: treesize reduction 67, result has 18.3 percent of original size [2021-10-08 18:48:07,537 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 35 treesize of output 33 [2021-10-08 18:48:08,324 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:48:08,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108475296] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:08,325 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:48:08,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 28 [2021-10-08 18:48:08,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246985271] [2021-10-08 18:48:08,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-10-08 18:48:08,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:48:08,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-10-08 18:48:08,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=670, Unknown=0, NotChecked=0, Total=756 [2021-10-08 18:48:08,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:08,328 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:48:08,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 9.535714285714286) internal successors, (267), 28 states have internal predecessors, (267), 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 18:48:08,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:08,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:08,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:08,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:08,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:08,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:08,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:08,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:08,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:08,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:08,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:08,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-08 18:48:08,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:08,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-08 18:48:08,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:08,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:09,955 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:09,955 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:09,992 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:09,992 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:10,173 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:10,174 WARN L313 ript$VariableManager]: TermVariabe v_~result_8~0_84 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,176 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,196 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,442 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,443 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,838 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,839 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,861 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,861 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,871 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:14,872 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:48:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:15,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:48:15,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:48:15,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:15,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-10-08 18:48:15,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:15,270 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 18:48:15,427 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,SelfDestructingSolverStorable15 [2021-10-08 18:48:15,427 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 18:48:15,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:48:15,428 INFO L82 PathProgramCache]: Analyzing trace with hash 322272724, now seen corresponding path program 6 times [2021-10-08 18:48:15,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:48:15,428 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008064087] [2021-10-08 18:48:15,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:48:15,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:48:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:48:16,005 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:48:16,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:48:16,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008064087] [2021-10-08 18:48:16,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008064087] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:16,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322250982] [2021-10-08 18:48:16,006 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-08 18:48:16,007 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:48:16,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:48:16,008 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 18:48:16,024 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 18:48:17,547 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-10-08 18:48:17,548 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:48:17,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 48 conjunts are in the unsatisfiable core [2021-10-08 18:48:17,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:48:18,939 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-10-08 18:48:18,940 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 37 treesize of output 30 [2021-10-08 18:48:19,050 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 33 treesize of output 21 [2021-10-08 18:48:19,517 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-08 18:48:19,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322250982] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:19,517 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:48:19,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18] total 36 [2021-10-08 18:48:19,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995134479] [2021-10-08 18:48:19,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-10-08 18:48:19,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:48:19,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-10-08 18:48:19,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1148, Unknown=0, NotChecked=0, Total=1260 [2021-10-08 18:48:19,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:19,520 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:48:19,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 6.833333333333333) internal successors, (246), 36 states have internal predecessors, (246), 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 18:48:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:21,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:48:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:48:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:21,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-10-08 18:48:21,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:21,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 18:48:21,371 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 18:48:21,539 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,SelfDestructingSolverStorable16 [2021-10-08 18:48:21,540 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 18:48:21,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:48:21,541 INFO L82 PathProgramCache]: Analyzing trace with hash -524035401, now seen corresponding path program 7 times [2021-10-08 18:48:21,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:48:21,542 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546510428] [2021-10-08 18:48:21,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:48:21,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:48:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:48:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:48:22,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:48:22,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546510428] [2021-10-08 18:48:22,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546510428] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:22,759 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531306278] [2021-10-08 18:48:22,759 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-08 18:48:22,759 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:48:22,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:48:22,760 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 18:48:22,769 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 18:48:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:48:24,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 83 conjunts are in the unsatisfiable core [2021-10-08 18:48:24,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:48:24,511 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 18:48:24,563 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-10-08 18:48:24,563 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 18:48:25,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-08 18:48:25,390 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-10-08 18:48:25,391 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 18:48:26,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-08 18:48:26,295 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 18:48:26,697 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 18:48:28,013 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-10-08 18:48:28,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 57 [2021-10-08 18:48:29,569 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 203 treesize of output 143 [2021-10-08 18:48:30,893 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:48:30,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [531306278] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:30,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:48:30,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 60 [2021-10-08 18:48:30,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325014220] [2021-10-08 18:48:30,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2021-10-08 18:48:30,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:48:30,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-10-08 18:48:30,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=3382, Unknown=0, NotChecked=0, Total=3540 [2021-10-08 18:48:30,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:30,896 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:48:30,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 5.616666666666666) internal successors, (337), 60 states have internal predecessors, (337), 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 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:30,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:30,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:48:30,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:48:30,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:30,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-10-08 18:48:30,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:30,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 18:48:30,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:40,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:40,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:40,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:40,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:40,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:40,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:40,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:40,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 18:48:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-08 18:48:40,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-10-08 18:48:40,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-08 18:48:40,912 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 18:48:40,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:48:40,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1346579850, now seen corresponding path program 8 times [2021-10-08 18:48:40,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:48:40,913 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487157009] [2021-10-08 18:48:40,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:48:40,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:48:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:48:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-08 18:48:41,066 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:48:41,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487157009] [2021-10-08 18:48:41,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487157009] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:41,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2099199985] [2021-10-08 18:48:41,066 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-08 18:48:41,067 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:48:41,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:48:41,068 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 18:48:41,070 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 18:48:42,935 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-08 18:48:42,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:48:42,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-08 18:48:42,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:48:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-08 18:48:43,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2099199985] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 18:48:43,243 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 18:48:43,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2021-10-08 18:48:43,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520324577] [2021-10-08 18:48:43,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-08 18:48:43,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:48:43,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-08 18:48:43,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-10-08 18:48:43,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:43,246 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:48:43,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 states have internal predecessors, (169), 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 18:48:43,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:43,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:43,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:43,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:43,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:43,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-10-08 18:48:43,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:43,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 18:48:43,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-08 18:48:43,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:43,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:43,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:48:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:48:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-08 18:48:43,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:43,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 18:48:43,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-08 18:48:43,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 18:48:43,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-10-08 18:48:44,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:48:44,035 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 18:48:44,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:48:44,035 INFO L82 PathProgramCache]: Analyzing trace with hash -919825780, now seen corresponding path program 6 times [2021-10-08 18:48:44,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:48:44,036 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869130584] [2021-10-08 18:48:44,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:48:44,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:48:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:48:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:48:46,902 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:48:46,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869130584] [2021-10-08 18:48:46,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869130584] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:46,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2083035958] [2021-10-08 18:48:46,903 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-08 18:48:46,903 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:48:46,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:48:46,904 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 18:48:46,905 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 18:48:48,872 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-10-08 18:48:48,873 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:48:48,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 87 conjunts are in the unsatisfiable core [2021-10-08 18:48:48,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:48:50,569 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 18:48:51,176 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 18:48:51,509 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 18:48:53,650 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-10-08 18:48:53,651 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 78 treesize of output 61 [2021-10-08 18:48:58,447 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-10-08 18:48:58,447 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 245 treesize of output 159 [2021-10-08 18:48:59,983 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 4 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-08 18:48:59,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2083035958] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:48:59,983 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-08 18:48:59,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 40] total 75 [2021-10-08 18:48:59,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556063771] [2021-10-08 18:48:59,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2021-10-08 18:48:59,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:48:59,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-10-08 18:48:59,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=236, Invalid=5314, Unknown=0, NotChecked=0, Total=5550 [2021-10-08 18:48:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:59,987 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:48:59,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 4.093333333333334) internal successors, (307), 75 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 18:48:59,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:48:59,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:48:59,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:59,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:48:59,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:48:59,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:48:59,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:48:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 18:48:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-08 18:48:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 18:48:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:49:19,200 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:19,308 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:19,319 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:19,565 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:20,182 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:20,183 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:49:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:49:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:49:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:49:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:49:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:49:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:49:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-08 18:49:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 18:49:21,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-10-08 18:49:21,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2021-10-08 18:49:21,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:49:21,279 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 18:49:21,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-08 18:49:21,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1120682158, now seen corresponding path program 9 times [2021-10-08 18:49:21,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-08 18:49:21,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222969238] [2021-10-08 18:49:21,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-08 18:49:21,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-08 18:49:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-08 18:49:21,483 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-08 18:49:21,484 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-08 18:49:21,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222969238] [2021-10-08 18:49:21,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222969238] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-08 18:49:21,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136232553] [2021-10-08 18:49:21,485 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-08 18:49:21,488 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-08 18:49:21,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-08 18:49:21,492 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 18:49:21,508 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 18:49:23,711 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-08 18:49:23,711 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-08 18:49:23,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-08 18:49:23,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-08 18:49:24,077 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-08 18:49:24,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136232553] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-08 18:49:24,078 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-08 18:49:24,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2021-10-08 18:49:24,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253955053] [2021-10-08 18:49:24,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-08 18:49:24,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-08 18:49:24,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-08 18:49:24,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-08 18:49:24,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:49:24,080 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-08 18:49:24,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 6 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-08 18:49:24,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:49:24,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:49:24,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:49:24,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-08 18:49:24,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-10-08 18:49:24,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-08 18:49:24,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-10-08 18:49:24,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:49:24,113 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,114 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,127 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,358 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,447 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,787 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,788 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,795 WARN L313 ript$VariableManager]: TermVariabe v_~result_4~0_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,796 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:24,928 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:25,003 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:25,013 WARN L313 ript$VariableManager]: TermVariabe v_~break_7~0_98 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:25,230 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:27,101 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:27,144 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:29,392 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:29,465 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:29,754 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:29,772 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-08 18:49:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-08 18:49:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-08 18:49:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:49:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-08 18:49:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:49:29,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-10-08 18:49:29,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-08 18:49:29,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-08 18:49:29,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-10-08 18:49:29,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 18:49:29,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-10-08 18:49:29,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-08 18:49:29,791 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-08 18:49:29,792 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-08 18:49:29,792 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-08 18:49:29,792 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-08 18:49:29,834 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 18:49:29,993 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,SelfDestructingSolverStorable20 [2021-10-08 18:49:30,005 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-08 18:49:30,005 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-08 18:49:30,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.10 06:49:30 BasicIcfg [2021-10-08 18:49:30,008 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-08 18:49:30,009 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-08 18:49:30,009 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-08 18:49:30,009 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-08 18:49:30,009 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.10 06:46:58" (3/4) ... [2021-10-08 18:49:30,012 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-08 18:49:30,019 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-08 18:49:30,019 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-08 18:49:30,019 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-08 18:49:30,025 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-08 18:49:30,025 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-08 18:49:30,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-08 18:49:30,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-08 18:49:30,098 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/chl-name-comparator-trans.wvr.c-witness.graphml [2021-10-08 18:49:30,098 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-08 18:49:30,099 INFO L168 Benchmark]: Toolchain (without parser) took 154156.99 ms. Allocated memory was 157.3 MB in the beginning and 868.2 MB in the end (delta: 710.9 MB). Free memory was 130.6 MB in the beginning and 493.6 MB in the end (delta: -363.0 MB). Peak memory consumption was 348.9 MB. Max. memory is 8.0 GB. [2021-10-08 18:49:30,100 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 157.3 MB. Free memory is still 128.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-08 18:49:30,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.04 ms. Allocated memory is still 157.3 MB. Free memory was 130.2 MB in the beginning and 117.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-10-08 18:49:30,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.14 ms. Allocated memory is still 157.3 MB. Free memory was 117.8 MB in the beginning and 115.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-08 18:49:30,101 INFO L168 Benchmark]: Boogie Preprocessor took 51.57 ms. Allocated memory is still 157.3 MB. Free memory was 115.0 MB in the beginning and 112.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-08 18:49:30,101 INFO L168 Benchmark]: RCFGBuilder took 1864.81 ms. Allocated memory is still 157.3 MB. Free memory was 112.7 MB in the beginning and 75.6 MB in the end (delta: 37.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 8.0 GB. [2021-10-08 18:49:30,102 INFO L168 Benchmark]: TraceAbstraction took 151637.00 ms. Allocated memory was 157.3 MB in the beginning and 868.2 MB in the end (delta: 710.9 MB). Free memory was 75.1 MB in the beginning and 498.3 MB in the end (delta: -423.3 MB). Peak memory consumption was 287.7 MB. Max. memory is 8.0 GB. [2021-10-08 18:49:30,102 INFO L168 Benchmark]: Witness Printer took 89.59 ms. Allocated memory is still 868.2 MB. Free memory was 497.8 MB in the beginning and 493.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-10-08 18:49:30,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 157.3 MB. Free memory is still 128.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 429.04 ms. Allocated memory is still 157.3 MB. Free memory was 130.2 MB in the beginning and 117.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 64.14 ms. Allocated memory is still 157.3 MB. Free memory was 117.8 MB in the beginning and 115.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 51.57 ms. Allocated memory is still 157.3 MB. Free memory was 115.0 MB in the beginning and 112.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1864.81 ms. Allocated memory is still 157.3 MB. Free memory was 112.7 MB in the beginning and 75.6 MB in the end (delta: 37.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 151637.00 ms. Allocated memory was 157.3 MB in the beginning and 868.2 MB in the end (delta: 710.9 MB). Free memory was 75.1 MB in the beginning and 498.3 MB in the end (delta: -423.3 MB). Peak memory consumption was 287.7 MB. Max. memory is 8.0 GB. * Witness Printer took 89.59 ms. Allocated memory is still 868.2 MB. Free memory was 497.8 MB in the beginning and 493.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 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: 28275, positive: 25273, positive conditional: 23285, positive unconditional: 1988, negative: 3002, negative conditional: 2986, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25304, positive: 25273, positive conditional: 23285, positive unconditional: 1988, negative: 31, negative conditional: 15, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 25304, positive: 25273, positive conditional: 23285, positive unconditional: 1988, negative: 31, negative conditional: 15, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25453, positive: 25273, positive conditional: 23202, positive unconditional: 2071, negative: 180, negative conditional: 149, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 25453, positive: 25273, positive conditional: 6094, positive unconditional: 19179, negative: 180, negative conditional: 45, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 25453, positive: 25273, positive conditional: 6094, positive unconditional: 19179, negative: 180, negative conditional: 45, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1865, positive: 1838, positive conditional: 71, positive unconditional: 1767, negative: 27, negative conditional: 11, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1865, positive: 1797, positive conditional: 0, positive unconditional: 1797, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 41, positive conditional: 39, positive unconditional: 2, negative: 27, negative conditional: 11, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 571, positive: 350, positive conditional: 342, positive unconditional: 7, negative: 221, negative conditional: 81, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25453, positive: 23435, positive conditional: 6023, positive unconditional: 17412, negative: 153, negative conditional: 34, negative unconditional: 119, unknown: 1865, unknown conditional: 82, unknown unconditional: 1783] , Statistics on independence cache: Total cache size (in pairs): 1865, Positive cache size: 1838, Positive conditional cache size: 71, Positive unconditional cache size: 1767, Negative cache size: 27, Negative conditional cache size: 11, Negative unconditional cache size: 16, Eliminated conditions: 17212, Maximal queried relation: 3, Independence queries for same thread: 2971 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 355, Number of persistent set computation: 819, Number of trivial persistent sets: 399, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2004, positive: 1988, positive conditional: 0, positive unconditional: 1988, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 28275, positive: 25273, positive conditional: 23285, positive unconditional: 1988, negative: 3002, negative conditional: 2986, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25304, positive: 25273, positive conditional: 23285, positive unconditional: 1988, negative: 31, negative conditional: 15, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 25304, positive: 25273, positive conditional: 23285, positive unconditional: 1988, negative: 31, negative conditional: 15, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25453, positive: 25273, positive conditional: 23202, positive unconditional: 2071, negative: 180, negative conditional: 149, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 25453, positive: 25273, positive conditional: 6094, positive unconditional: 19179, negative: 180, negative conditional: 45, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 25453, positive: 25273, positive conditional: 6094, positive unconditional: 19179, negative: 180, negative conditional: 45, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1865, positive: 1838, positive conditional: 71, positive unconditional: 1767, negative: 27, negative conditional: 11, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1865, positive: 1797, positive conditional: 0, positive unconditional: 1797, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 41, positive conditional: 39, positive unconditional: 2, negative: 27, negative conditional: 11, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 571, positive: 350, positive conditional: 342, positive unconditional: 7, negative: 221, negative conditional: 81, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25453, positive: 23435, positive conditional: 6023, positive unconditional: 17412, negative: 153, negative conditional: 34, negative unconditional: 119, unknown: 1865, unknown conditional: 82, unknown unconditional: 1783] , Statistics on independence cache: Total cache size (in pairs): 1865, Positive cache size: 1838, Positive conditional cache size: 71, Positive unconditional cache size: 1767, Negative cache size: 27, Negative conditional cache size: 11, Negative unconditional cache size: 16, Eliminated conditions: 17212, Maximal queried relation: 3, Independence queries for same thread: 2971 - 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 - PositiveResult [Line: 160]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 203 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 151433.7ms, OverallIterations: 21, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 23.5ms, PartialOrderReductionTime: 72976.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 542, 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: 641.1ms SsaConstructionTime, 3772.6ms SatisfiabilityAnalysisTime, 53776.6ms InterpolantComputationTime, 6832 NumberOfCodeBlocks, 6811 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 6793 ConstructedInterpolants, 38 QuantifiedInterpolants, 61564 SizeOfPredicates, 494 NumberOfNonLiveVariables, 7550 ConjunctsInSsa, 832 ConjunctsInUnsatCore, 39 InterpolantComputations, 6 PerfectInterpolantSequences, 761/1331 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-08 18:49:30,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-08 18:49:30,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...