/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 10:57:38,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 10:57:38,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 10:57:38,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 10:57:38,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 10:57:38,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 10:57:38,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 10:57:38,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 10:57:38,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 10:57:38,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 10:57:38,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 10:57:38,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 10:57:38,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 10:57:38,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 10:57:38,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 10:57:38,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 10:57:38,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 10:57:38,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 10:57:38,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 10:57:38,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 10:57:38,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 10:57:38,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 10:57:38,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 10:57:38,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 10:57:38,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-14 10:57:38,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-14 10:57:38,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-14 10:57:38,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-14 10:57:38,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-14 10:57:38,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-14 10:57:38,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 10:57:38,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 10:57:38,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 10:57:38,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 10:57:38,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 10:57:38,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 10:57:38,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 10:57:38,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 10:57:38,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 10:57:38,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 10:57:38,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 10:57:38,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf [2021-11-14 10:57:38,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 10:57:38,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 10:57:38,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 10:57:38,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 10:57:38,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 10:57:38,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 10:57:38,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 10:57:38,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 10:57:38,460 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 10:57:38,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 10:57:38,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 10:57:38,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 10:57:38,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 10:57:38,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 10:57:38,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 10:57:38,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 10:57:38,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 10:57:38,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 10:57:38,463 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 10:57:38,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 10:57:38,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 10:57:38,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 10:57:38,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 10:57:38,681 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 10:57:38,681 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 10:57:38,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2021-11-14 10:57:38,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8343e3cd3/bdad1651e1734faeb9f030ad9db5f1ed/FLAG9b75a30e3 [2021-11-14 10:57:39,075 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 10:57:39,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2021-11-14 10:57:39,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8343e3cd3/bdad1651e1734faeb9f030ad9db5f1ed/FLAG9b75a30e3 [2021-11-14 10:57:39,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8343e3cd3/bdad1651e1734faeb9f030ad9db5f1ed [2021-11-14 10:57:39,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 10:57:39,105 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 10:57:39,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 10:57:39,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 10:57:39,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 10:57:39,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5df835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39, skipping insertion in model container [2021-11-14 10:57:39,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 10:57:39,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 10:57:39,313 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2021-11-14 10:57:39,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 10:57:39,326 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 10:57:39,354 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2021-11-14 10:57:39,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 10:57:39,366 INFO L208 MainTranslator]: Completed translation [2021-11-14 10:57:39,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39 WrapperNode [2021-11-14 10:57:39,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 10:57:39,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 10:57:39,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 10:57:39,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 10:57:39,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 10:57:39,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 10:57:39,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 10:57:39,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 10:57:39,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 10:57:39,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 10:57:39,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 10:57:39,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 10:57:39,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (1/1) ... [2021-11-14 10:57:39,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 10:57:39,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:39,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-14 10:57:39,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-14 10:57:39,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 10:57:39,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 10:57:39,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 10:57:39,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-14 10:57:39,521 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-14 10:57:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-14 10:57:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-14 10:57:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-14 10:57:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-14 10:57:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-14 10:57:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 10:57:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-14 10:57:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-14 10:57:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-14 10:57:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 10:57:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 10:57:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 10:57:39,526 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 10:57:40,094 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 10:57:40,095 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-14 10:57:40,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:57:40 BoogieIcfgContainer [2021-11-14 10:57:40,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 10:57:40,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 10:57:40,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 10:57:40,100 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 10:57:40,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 10:57:39" (1/3) ... [2021-11-14 10:57:40,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c29f2b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:57:40, skipping insertion in model container [2021-11-14 10:57:40,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:57:39" (2/3) ... [2021-11-14 10:57:40,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c29f2b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:57:40, skipping insertion in model container [2021-11-14 10:57:40,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:57:40" (3/3) ... [2021-11-14 10:57:40,102 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2021-11-14 10:57:40,107 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 10:57:40,107 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 10:57:40,107 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-14 10:57:40,108 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 10:57:40,143 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,143 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,143 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,143 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,143 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,144 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,144 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,144 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,144 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,144 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,144 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,144 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,144 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,145 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,145 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,145 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,145 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,145 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,146 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,146 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,146 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,146 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,147 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,147 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,147 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,148 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,149 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,150 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,151 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,152 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,153 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,154 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,154 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,154 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,164 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,165 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,166 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,167 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,167 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,167 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,167 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,167 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,167 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,167 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,167 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,168 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,168 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,168 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,168 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,168 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,168 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,168 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,169 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,170 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,170 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,173 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,173 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~l~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,173 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,173 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,173 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,175 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,175 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,175 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~s~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~short17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~t~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_~k~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,179 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-14 10:57:40,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 10:57:40,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:40,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 10:57:40,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-14 10:57:40,250 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 10:57:40,254 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 10:57:40,254 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-14 10:57:40,409 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,409 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,409 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,443 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:40,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:40,446 INFO L85 PathProgramCache]: Analyzing trace with hash 500391665, now seen corresponding path program 1 times [2021-11-14 10:57:40,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:40,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541111907] [2021-11-14 10:57:40,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:40,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 10:57:40,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:40,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541111907] [2021-11-14 10:57:40,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541111907] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 10:57:40,641 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 10:57:40,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 10:57:40,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898279125] [2021-11-14 10:57:40,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 10:57:40,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 10:57:40,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:40,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 10:57:40,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 10:57:40,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:40,665 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:40,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 99.5) internal successors, (199), 2 states have internal predecessors, (199), 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) [2021-11-14 10:57:40,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:40,723 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,723 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,723 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:40,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:40,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 10:57:40,749 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:40,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:40,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1349164419, now seen corresponding path program 1 times [2021-11-14 10:57:40,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:40,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454633376] [2021-11-14 10:57:40,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:40,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:41,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 10:57:41,058 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:41,058 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454633376] [2021-11-14 10:57:41,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454633376] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 10:57:41,058 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 10:57:41,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-14 10:57:41,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337025894] [2021-11-14 10:57:41,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 10:57:41,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 10:57:41,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:41,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 10:57:41,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-14 10:57:41,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,060 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:41,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 33.166666666666664) internal successors, (199), 6 states have internal predecessors, (199), 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) [2021-11-14 10:57:41,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,197 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,197 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,197 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,215 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,216 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,216 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,224 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,224 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,235 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,235 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,235 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,307 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,307 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,307 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,313 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,313 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,313 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,317 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,389 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,389 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,390 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,395 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,396 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,396 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,400 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,402 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,402 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:41,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:41,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 10:57:41,535 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:41,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:41,536 INFO L85 PathProgramCache]: Analyzing trace with hash -293527126, now seen corresponding path program 1 times [2021-11-14 10:57:41,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:41,536 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742013481] [2021-11-14 10:57:41,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:41,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 10:57:41,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:41,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742013481] [2021-11-14 10:57:41,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742013481] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 10:57:41,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 10:57:41,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-14 10:57:41,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30259983] [2021-11-14 10:57:41,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 10:57:41,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-14 10:57:41,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:41,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-14 10:57:41,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-14 10:57:41,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,696 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:41,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 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) [2021-11-14 10:57:41,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:41,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:41,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:41,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 10:57:41,795 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:41,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:41,796 INFO L85 PathProgramCache]: Analyzing trace with hash 326079703, now seen corresponding path program 1 times [2021-11-14 10:57:41,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:41,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777597940] [2021-11-14 10:57:41,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:41,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:41,861 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-14 10:57:41,861 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:41,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777597940] [2021-11-14 10:57:41,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777597940] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 10:57:41,864 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 10:57:41,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 10:57:41,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746215254] [2021-11-14 10:57:41,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 10:57:41,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 10:57:41,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:41,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 10:57:41,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 10:57:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,868 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:41,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 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) [2021-11-14 10:57:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:41,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:41,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:41,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:41,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:41,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 10:57:41,899 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:41,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:41,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1518182061, now seen corresponding path program 2 times [2021-11-14 10:57:41,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:41,900 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274807199] [2021-11-14 10:57:41,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:41,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:41,983 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 10:57:41,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:41,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274807199] [2021-11-14 10:57:41,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274807199] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 10:57:41,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955592813] [2021-11-14 10:57:41,984 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-14 10:57:41,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:41,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:42,000 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 10:57:42,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-14 10:57:42,118 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-14 10:57:42,118 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 10:57:42,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-14 10:57:42,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 10:57:42,429 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 24 treesize of output 8 [2021-11-14 10:57:42,455 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 10:57:42,455 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 10:57:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 10:57:42,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [955592813] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 10:57:42,710 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 10:57:42,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2021-11-14 10:57:42,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810582560] [2021-11-14 10:57:42,710 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 10:57:42,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 10:57:42,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:42,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 10:57:42,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-14 10:57:42,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:42,711 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:42,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 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) [2021-11-14 10:57:42,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:42,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:42,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:42,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:42,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:42,774 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,774 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,774 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,781 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,781 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,781 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,857 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,882 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,883 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:42,883 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,000 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,000 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,000 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,028 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,029 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,029 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,031 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,032 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,032 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:43,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:43,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:43,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:43,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:43,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:43,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-14 10:57:43,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:43,289 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:43,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:43,290 INFO L85 PathProgramCache]: Analyzing trace with hash 352697373, now seen corresponding path program 3 times [2021-11-14 10:57:43,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:43,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929940004] [2021-11-14 10:57:43,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:43,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:43,435 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-14 10:57:43,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:43,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929940004] [2021-11-14 10:57:43,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929940004] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 10:57:43,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248551716] [2021-11-14 10:57:43,436 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-14 10:57:43,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:43,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:43,440 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 10:57:43,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-14 10:57:43,550 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-14 10:57:43,551 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 10:57:43,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-14 10:57:43,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 10:57:44,246 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 10:57:44,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 10:57:44,280 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 12 treesize of output 4 [2021-11-14 10:57:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-14 10:57:44,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248551716] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 10:57:44,840 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 10:57:44,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 31 [2021-11-14 10:57:44,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685521131] [2021-11-14 10:57:44,840 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 10:57:44,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-14 10:57:44,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:44,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-14 10:57:44,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=815, Unknown=0, NotChecked=0, Total=930 [2021-11-14 10:57:44,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:44,843 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:44,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 14.67741935483871) internal successors, (455), 31 states have internal predecessors, (455), 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) [2021-11-14 10:57:44,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:44,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:44,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:44,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:44,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:44,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:45,733 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,733 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,733 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,831 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,831 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,832 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,850 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,850 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,871 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,871 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,871 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,889 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,889 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:45,889 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,024 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,024 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,024 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,068 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,069 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,069 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,077 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,077 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,078 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,238 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,238 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,238 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,288 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,288 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,288 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,322 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,322 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,322 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,749 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,829 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,830 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,830 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,837 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,837 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,837 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,875 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,875 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,875 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,880 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,880 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,880 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,902 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,903 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,903 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,911 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,911 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,911 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,926 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,926 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,926 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,966 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,967 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,967 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,970 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,970 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:46,971 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,002 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,003 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,003 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,006 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,006 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,007 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,036 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,036 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,036 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,058 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,081 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,081 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,081 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,136 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,136 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,136 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,280 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,281 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short7#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,281 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem6#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:47,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:47,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:47,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:47,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:47,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:47,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:47,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-14 10:57:47,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:47,548 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:47,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:47,548 INFO L85 PathProgramCache]: Analyzing trace with hash 337581554, now seen corresponding path program 4 times [2021-11-14 10:57:47,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:47,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862967207] [2021-11-14 10:57:47,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:47,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 10:57:47,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:47,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862967207] [2021-11-14 10:57:47,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862967207] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 10:57:47,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1721244095] [2021-11-14 10:57:47,726 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-14 10:57:47,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:47,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:47,727 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 10:57:47,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-14 10:57:47,829 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-14 10:57:47,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 10:57:47,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-14 10:57:47,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 10:57:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 10:57:48,123 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-14 10:57:48,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1721244095] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 10:57:48,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-14 10:57:48,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-11-14 10:57:48,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473603199] [2021-11-14 10:57:48,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 10:57:48,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 10:57:48,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:48,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 10:57:48,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-11-14 10:57:48,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:48,124 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:48,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 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) [2021-11-14 10:57:48,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:48,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:48,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:48,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:48,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:48,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:48,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:48,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:48,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:48,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:48,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:48,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:48,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:48,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:48,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-14 10:57:48,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:48,371 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:48,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:48,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1264754104, now seen corresponding path program 5 times [2021-11-14 10:57:48,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:48,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443323465] [2021-11-14 10:57:48,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:48,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:48,552 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 10:57:48,552 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:48,552 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443323465] [2021-11-14 10:57:48,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443323465] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 10:57:48,552 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791704453] [2021-11-14 10:57:48,552 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-14 10:57:48,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:48,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:48,559 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 10:57:48,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-14 10:57:48,704 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-11-14 10:57:48,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 10:57:48,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-14 10:57:48,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 10:57:49,005 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 10:57:49,005 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-14 10:57:49,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791704453] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 10:57:49,006 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-14 10:57:49,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-11-14 10:57:49,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202779275] [2021-11-14 10:57:49,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 10:57:49,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 10:57:49,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:49,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 10:57:49,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-11-14 10:57:49,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:49,008 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:49,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 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) [2021-11-14 10:57:49,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:49,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:49,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:49,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:49,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:49,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:49,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:49,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:49,025 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:49,026 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:49,026 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:49,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:49,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:49,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:49,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:49,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:49,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:49,073 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-14 10:57:49,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:49,257 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:49,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:49,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1128794696, now seen corresponding path program 6 times [2021-11-14 10:57:49,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:49,258 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031661160] [2021-11-14 10:57:49,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:49,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:49,451 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 10:57:49,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:49,451 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031661160] [2021-11-14 10:57:49,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031661160] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 10:57:49,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148685547] [2021-11-14 10:57:49,452 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-14 10:57:49,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:49,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:49,468 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 10:57:49,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-14 10:57:49,725 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-11-14 10:57:49,725 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-14 10:57:49,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-14 10:57:49,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 10:57:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 10:57:50,054 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-14 10:57:50,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [148685547] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 10:57:50,054 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-14 10:57:50,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2021-11-14 10:57:50,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631904166] [2021-11-14 10:57:50,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 10:57:50,055 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 10:57:50,055 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:50,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 10:57:50,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-11-14 10:57:50,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:50,056 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:50,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 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) [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:50,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:50,117 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,117 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,117 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,173 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,174 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,174 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,194 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,194 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,221 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,221 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,222 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,248 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,249 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,249 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:50,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:50,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:50,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-14 10:57:50,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:50,540 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:50,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:50,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1505827234, now seen corresponding path program 1 times [2021-11-14 10:57:50,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:50,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658154538] [2021-11-14 10:57:50,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:50,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 10:57:50,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:50,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658154538] [2021-11-14 10:57:50,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658154538] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 10:57:50,711 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222119323] [2021-11-14 10:57:50,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:50,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:50,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:50,732 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 10:57:50,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-14 10:57:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:50,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-14 10:57:50,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 10:57:51,182 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-14 10:57:51,182 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-14 10:57:51,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [222119323] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 10:57:51,182 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-14 10:57:51,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2021-11-14 10:57:51,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359077462] [2021-11-14 10:57:51,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 10:57:51,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 10:57:51,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:51,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 10:57:51,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2021-11-14 10:57:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:51,186 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:51,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 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) [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:51,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:51,253 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,253 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,253 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,263 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,264 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,264 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,304 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,305 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,305 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:51,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:51,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-14 10:57:51,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:51,596 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-14 10:57:51,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 10:57:51,596 INFO L85 PathProgramCache]: Analyzing trace with hash 143865245, now seen corresponding path program 1 times [2021-11-14 10:57:51,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 10:57:51,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160556073] [2021-11-14 10:57:51,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:51,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 10:57:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-14 10:57:51,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 10:57:51,768 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160556073] [2021-11-14 10:57:51,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160556073] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 10:57:51,768 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659913056] [2021-11-14 10:57:51,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 10:57:51,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 10:57:51,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 10:57:51,783 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-14 10:57:51,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-14 10:57:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 10:57:51,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-14 10:57:51,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-14 10:57:52,651 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-14 10:57:52,651 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 28 treesize of output 27 [2021-11-14 10:57:52,700 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-14 10:57:52,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2021-11-14 10:57:52,737 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 24 treesize of output 8 [2021-11-14 10:57:52,770 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-14 10:57:52,771 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-14 10:57:53,718 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 114 treesize of output 98 [2021-11-14 10:57:54,352 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-14 10:57:54,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1659913056] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-14 10:57:54,353 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-14 10:57:54,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 14] total 29 [2021-11-14 10:57:54,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158237535] [2021-11-14 10:57:54,353 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-14 10:57:54,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-14 10:57:54,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 10:57:54,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-14 10:57:54,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=718, Unknown=1, NotChecked=0, Total=812 [2021-11-14 10:57:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:54,354 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 10:57:54,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 15.206896551724139) internal successors, (441), 29 states have internal predecessors, (441), 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) [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:54,780 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,780 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,780 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,784 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,784 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,785 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,794 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,795 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,803 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,804 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,804 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~short17#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread3_#t~mem16#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,815 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,816 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,816 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,819 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,819 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,819 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,839 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,840 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short12#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,840 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem11#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 10:57:54,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 10:57:54,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:54,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:54,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:54,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:54,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-14 10:57:54,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:54,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 10:57:54,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 10:57:54,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 10:57:54,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-14 10:57:54,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-14 10:57:54,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-14 10:57:54,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-14 10:57:54,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-14 10:57:54,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-14 10:57:55,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-14 10:57:55,116 INFO L732 BasicCegarLoop]: Path program histogram: [6, 1, 1, 1, 1, 1] [2021-11-14 10:57:55,117 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 10:57:55,117 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 10:57:55,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 10:57:55 BasicIcfg [2021-11-14 10:57:55,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-14 10:57:55,119 INFO L158 Benchmark]: Toolchain (without parser) took 16014.39ms. Allocated memory was 453.0MB in the beginning and 929.0MB in the end (delta: 476.1MB). Free memory was 396.7MB in the beginning and 567.8MB in the end (delta: -171.1MB). Peak memory consumption was 305.7MB. Max. memory is 16.0GB. [2021-11-14 10:57:55,119 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 453.0MB. Free memory is still 413.2MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 10:57:55,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.25ms. Allocated memory was 453.0MB in the beginning and 574.6MB in the end (delta: 121.6MB). Free memory was 396.6MB in the beginning and 543.9MB in the end (delta: -147.3MB). Peak memory consumption was 9.3MB. Max. memory is 16.0GB. [2021-11-14 10:57:55,120 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.64ms. Allocated memory is still 574.6MB. Free memory was 543.9MB in the beginning and 540.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2021-11-14 10:57:55,120 INFO L158 Benchmark]: Boogie Preprocessor took 34.45ms. Allocated memory is still 574.6MB. Free memory was 540.8MB in the beginning and 539.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 10:57:55,120 INFO L158 Benchmark]: RCFGBuilder took 645.23ms. Allocated memory is still 574.6MB. Free memory was 538.7MB in the beginning and 505.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. [2021-11-14 10:57:55,120 INFO L158 Benchmark]: TraceAbstraction took 15020.82ms. Allocated memory was 574.6MB in the beginning and 929.0MB in the end (delta: 354.4MB). Free memory was 505.1MB in the beginning and 567.8MB in the end (delta: -62.7MB). Peak memory consumption was 291.1MB. Max. memory is 16.0GB. [2021-11-14 10:57:55,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 453.0MB. Free memory is still 413.2MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 259.25ms. Allocated memory was 453.0MB in the beginning and 574.6MB in the end (delta: 121.6MB). Free memory was 396.6MB in the beginning and 543.9MB in the end (delta: -147.3MB). Peak memory consumption was 9.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 49.64ms. Allocated memory is still 574.6MB. Free memory was 543.9MB in the beginning and 540.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 34.45ms. Allocated memory is still 574.6MB. Free memory was 540.8MB in the beginning and 539.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 645.23ms. Allocated memory is still 574.6MB. Free memory was 538.7MB in the beginning and 505.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. * TraceAbstraction took 15020.82ms. Allocated memory was 574.6MB in the beginning and 929.0MB in the end (delta: 354.4MB). Free memory was 505.1MB in the beginning and 567.8MB in the end (delta: -62.7MB). Peak memory consumption was 291.1MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 111177, positive: 92571, positive conditional: 88019, positive unconditional: 4552, negative: 18606, negative conditional: 18577, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 93606, positive: 92571, positive conditional: 88019, positive unconditional: 4552, negative: 1035, negative conditional: 1006, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 93606, positive: 92571, positive conditional: 88019, positive unconditional: 4552, negative: 1035, negative conditional: 1006, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 97653, positive: 92571, positive conditional: 86735, positive unconditional: 5836, negative: 5082, negative conditional: 4047, negative unconditional: 1035, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 97653, positive: 92571, positive conditional: 27209, positive unconditional: 65362, negative: 5082, negative conditional: 1635, negative unconditional: 3447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97653, positive: 92571, positive conditional: 27209, positive unconditional: 65362, negative: 5082, negative conditional: 1635, negative unconditional: 3447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3676, positive: 3579, positive conditional: 78, positive unconditional: 3501, negative: 97, negative conditional: 68, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3676, positive: 3518, positive conditional: 0, positive unconditional: 3518, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 158, positive: 61, positive conditional: 58, positive unconditional: 3, negative: 97, negative conditional: 68, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 603, positive: 197, positive conditional: 171, positive unconditional: 26, negative: 406, negative conditional: 268, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 97653, positive: 88992, positive conditional: 27131, positive unconditional: 61861, negative: 4985, negative conditional: 1567, negative unconditional: 3418, unknown: 3676, unknown conditional: 146, unknown unconditional: 3530] , Statistics on independence cache: Total cache size (in pairs): 3676, Positive cache size: 3579, Positive conditional cache size: 78, Positive unconditional cache size: 3501, Negative cache size: 97, Negative conditional cache size: 68, Negative unconditional cache size: 29, Eliminated conditions: 61938, Maximal queried relation: 8, Independence queries for same thread: 17571 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 347.01ms, Number of persistent set computation: 1978, Number of trivial persistent sets: 1055, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4581, positive: 4552, positive conditional: 0, positive unconditional: 4552, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 111177, positive: 92571, positive conditional: 88019, positive unconditional: 4552, negative: 18606, negative conditional: 18577, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 93606, positive: 92571, positive conditional: 88019, positive unconditional: 4552, negative: 1035, negative conditional: 1006, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 93606, positive: 92571, positive conditional: 88019, positive unconditional: 4552, negative: 1035, negative conditional: 1006, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 97653, positive: 92571, positive conditional: 86735, positive unconditional: 5836, negative: 5082, negative conditional: 4047, negative unconditional: 1035, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 97653, positive: 92571, positive conditional: 27209, positive unconditional: 65362, negative: 5082, negative conditional: 1635, negative unconditional: 3447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 97653, positive: 92571, positive conditional: 27209, positive unconditional: 65362, negative: 5082, negative conditional: 1635, negative unconditional: 3447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3676, positive: 3579, positive conditional: 78, positive unconditional: 3501, negative: 97, negative conditional: 68, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3676, positive: 3518, positive conditional: 0, positive unconditional: 3518, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 158, positive: 61, positive conditional: 58, positive unconditional: 3, negative: 97, negative conditional: 68, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 603, positive: 197, positive conditional: 171, positive unconditional: 26, negative: 406, negative conditional: 268, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 97653, positive: 88992, positive conditional: 27131, positive unconditional: 61861, negative: 4985, negative conditional: 1567, negative unconditional: 3418, unknown: 3676, unknown conditional: 146, unknown unconditional: 3530] , Statistics on independence cache: Total cache size (in pairs): 3676, Positive cache size: 3579, Positive conditional cache size: 78, Positive unconditional cache size: 3501, Negative cache size: 97, Negative conditional cache size: 68, Negative unconditional cache size: 29, Eliminated conditions: 61938, Maximal queried relation: 8, Independence queries for same thread: 17571 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 156]: 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, 301 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 14.9s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 4.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 127, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 4205 NumberOfCodeBlocks, 4122 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 4910 ConstructedInterpolants, 9 QuantifiedInterpolants, 20888 SizeOfPredicates, 63 NumberOfNonLiveVariables, 3393 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 21 InterpolantComputations, 8 PerfectInterpolantSequences, 306/400 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! [2021-11-14 10:57:55,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-14 10:57:55,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...