/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-counter-fun.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-29 00:13:23,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-29 00:13:23,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-29 00:13:23,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-29 00:13:23,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-29 00:13:23,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-29 00:13:23,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-29 00:13:23,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-29 00:13:23,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-29 00:13:23,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-29 00:13:23,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-29 00:13:23,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-29 00:13:23,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-29 00:13:23,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-29 00:13:23,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-29 00:13:23,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-29 00:13:23,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-29 00:13:23,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-29 00:13:23,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-29 00:13:23,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-29 00:13:23,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-29 00:13:23,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-29 00:13:23,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-29 00:13:23,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-29 00:13:23,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-29 00:13:23,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-29 00:13:23,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-29 00:13:23,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-29 00:13:23,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-29 00:13:23,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-29 00:13:23,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-29 00:13:23,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-29 00:13:23,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-29 00:13:23,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-29 00:13:23,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-29 00:13:23,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-29 00:13:23,460 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.epf [2022-01-29 00:13:23,486 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-29 00:13:23,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-29 00:13:23,486 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-29 00:13:23,487 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-29 00:13:23,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-29 00:13:23,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-29 00:13:23,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * Use SBE=true [2022-01-29 00:13:23,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-29 00:13:23,488 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-29 00:13:23,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-29 00:13:23,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-29 00:13:23,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-29 00:13:23,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-29 00:13:23,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-29 00:13:23,490 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-29 00:13:23,490 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-01-29 00:13:23,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-29 00:13:23,490 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-01-29 00:13:23,490 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-01-29 00:13:23,490 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-29 00:13:23,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-29 00:13:23,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-29 00:13:23,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-29 00:13:23,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-29 00:13:23,706 INFO L275 PluginConnector]: CDTParser initialized [2022-01-29 00:13:23,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-fun.wvr.c [2022-01-29 00:13:23,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd68f2bb/3fbe3caf68fc4cd7a32bb4f357ad063f/FLAG5f6d412de [2022-01-29 00:13:24,126 INFO L306 CDTParser]: Found 1 translation units. [2022-01-29 00:13:24,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-fun.wvr.c [2022-01-29 00:13:24,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd68f2bb/3fbe3caf68fc4cd7a32bb4f357ad063f/FLAG5f6d412de [2022-01-29 00:13:24,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd68f2bb/3fbe3caf68fc4cd7a32bb4f357ad063f [2022-01-29 00:13:24,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-29 00:13:24,154 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-29 00:13:24,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-29 00:13:24,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-29 00:13:24,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-29 00:13:24,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f494263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24, skipping insertion in model container [2022-01-29 00:13:24,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-29 00:13:24,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-29 00:13:24,362 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-01-29 00:13:24,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-29 00:13:24,386 INFO L203 MainTranslator]: Completed pre-run [2022-01-29 00:13:24,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-fun.wvr.c[2681,2694] [2022-01-29 00:13:24,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-29 00:13:24,430 INFO L208 MainTranslator]: Completed translation [2022-01-29 00:13:24,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24 WrapperNode [2022-01-29 00:13:24,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-29 00:13:24,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-29 00:13:24,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-29 00:13:24,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-29 00:13:24,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,480 INFO L137 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 13, calls inlined = 15, statements flattened = 193 [2022-01-29 00:13:24,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-29 00:13:24,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-29 00:13:24,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-29 00:13:24,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-29 00:13:24,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-29 00:13:24,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-29 00:13:24,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-29 00:13:24,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-29 00:13:24,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (1/1) ... [2022-01-29 00:13:24,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-29 00:13:24,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:24,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-29 00:13:24,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-29 00:13:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-29 00:13:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-29 00:13:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-29 00:13:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-29 00:13:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-29 00:13:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-29 00:13:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-29 00:13:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-29 00:13:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-29 00:13:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-29 00:13:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-29 00:13:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-29 00:13:24,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-29 00:13:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-29 00:13:24,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-29 00:13:24,589 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-29 00:13:24,656 INFO L234 CfgBuilder]: Building ICFG [2022-01-29 00:13:24,657 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-29 00:13:25,001 INFO L275 CfgBuilder]: Performing block encoding [2022-01-29 00:13:25,137 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-29 00:13:25,138 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-01-29 00:13:25,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:13:25 BoogieIcfgContainer [2022-01-29 00:13:25,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-29 00:13:25,142 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-29 00:13:25,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-29 00:13:25,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-29 00:13:25,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 12:13:24" (1/3) ... [2022-01-29 00:13:25,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d664bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 12:13:25, skipping insertion in model container [2022-01-29 00:13:25,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:13:24" (2/3) ... [2022-01-29 00:13:25,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d664bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 12:13:25, skipping insertion in model container [2022-01-29 00:13:25,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:13:25" (3/3) ... [2022-01-29 00:13:25,147 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-counter-fun.wvr.c [2022-01-29 00:13:25,151 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-29 00:13:25,151 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-29 00:13:25,151 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-29 00:13:25,151 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-29 00:13:25,184 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,185 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,185 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,185 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,185 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,185 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,185 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,186 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,186 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,186 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,186 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,188 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,188 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,188 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,189 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,189 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,189 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,190 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,190 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,190 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,190 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,190 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,191 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,191 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,191 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,191 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,191 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,191 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,192 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,192 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,192 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,192 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,196 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,196 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,196 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,199 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,200 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,204 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,204 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,204 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,204 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,204 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,204 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,205 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,205 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,205 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,205 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,205 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,205 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,206 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,206 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,206 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,206 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,206 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,206 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,206 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,207 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,207 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,207 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,207 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,207 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,210 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-29 00:13:25,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-29 00:13:25,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:25,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-29 00:13:25,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-01-29 00:13:25,276 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-01-29 00:13:25,281 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 [2022-01-29 00:13:25,281 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-29 00:13:25,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,367 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,367 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,368 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:25,410 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:25,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:25,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1604587002, now seen corresponding path program 1 times [2022-01-29 00:13:25,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:25,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087217609] [2022-01-29 00:13:25,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:25,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-29 00:13:25,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:25,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087217609] [2022-01-29 00:13:25,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087217609] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-29 00:13:25,597 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-29 00:13:25,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-29 00:13:25,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325233877] [2022-01-29 00:13:25,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-29 00:13:25,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-29 00:13:25,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:25,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-29 00:13:25,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-29 00:13:25,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:25,625 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:25,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 60.5) internal successors, (121), 2 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:25,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:25,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:25,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-29 00:13:25,667 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:25,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:25,668 INFO L85 PathProgramCache]: Analyzing trace with hash -505727498, now seen corresponding path program 1 times [2022-01-29 00:13:25,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:25,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099491134] [2022-01-29 00:13:25,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:25,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:25,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-29 00:13:25,926 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:25,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099491134] [2022-01-29 00:13:25,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099491134] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-29 00:13:25,928 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-29 00:13:25,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-29 00:13:25,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605299279] [2022-01-29 00:13:25,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-29 00:13:25,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-29 00:13:25,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:25,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-29 00:13:25,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-29 00:13:25,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:25,931 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:25,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:25,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:25,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:26,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:26,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:26,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-29 00:13:26,043 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:26,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:26,044 INFO L85 PathProgramCache]: Analyzing trace with hash 462920232, now seen corresponding path program 1 times [2022-01-29 00:13:26,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:26,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017244636] [2022-01-29 00:13:26,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:26,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:26,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-29 00:13:26,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:26,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017244636] [2022-01-29 00:13:26,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017244636] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-29 00:13:26,164 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-29 00:13:26,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-29 00:13:26,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071014468] [2022-01-29 00:13:26,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-29 00:13:26,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-29 00:13:26,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:26,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-29 00:13:26,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-29 00:13:26,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:26,166 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:26,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:26,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:26,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:26,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:26,199 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:26,200 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:26,200 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:26,201 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:26,201 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:26,201 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:26,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:26,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:26,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:26,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-29 00:13:26,243 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:26,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:26,243 INFO L85 PathProgramCache]: Analyzing trace with hash 225480998, now seen corresponding path program 1 times [2022-01-29 00:13:26,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:26,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094634168] [2022-01-29 00:13:26,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:26,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-29 00:13:26,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:26,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094634168] [2022-01-29 00:13:26,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094634168] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:26,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484397497] [2022-01-29 00:13:26,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:26,333 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:26,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:26,344 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:26,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-29 00:13:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:26,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-29 00:13:26,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:26,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-29 00:13:26,949 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-29 00:13:26,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1484397497] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-29 00:13:26,950 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-29 00:13:26,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2022-01-29 00:13:26,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535560414] [2022-01-29 00:13:26,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-29 00:13:26,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-29 00:13:26,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:26,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-29 00:13:26,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-01-29 00:13:26,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:26,952 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:26,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:26,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:26,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:26,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:26,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:27,055 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,056 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,056 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,068 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,069 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,069 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,070 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,070 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,070 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,078 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,078 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,078 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,082 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,082 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,083 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:27,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:27,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:27,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:27,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:27,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-29 00:13:27,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-01-29 00:13:27,328 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:27,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:27,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1669449221, now seen corresponding path program 1 times [2022-01-29 00:13:27,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:27,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799531102] [2022-01-29 00:13:27,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:27,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:27,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-29 00:13:27,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:27,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799531102] [2022-01-29 00:13:27,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799531102] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:27,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704615996] [2022-01-29 00:13:27,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:27,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:27,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:27,385 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:27,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-29 00:13:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:27,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-29 00:13:27,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-29 00:13:27,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:13:27,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-29 00:13:27,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704615996] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:13:27,737 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:13:27,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2022-01-29 00:13:27,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549423199] [2022-01-29 00:13:27,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:13:27,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-29 00:13:27,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:27,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-29 00:13:27,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-01-29 00:13:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:27,738 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:27,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.11111111111111) internal successors, (136), 9 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:27,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:27,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:27,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:27,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:27,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:27,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:27,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:27,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:27,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:27,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:27,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-29 00:13:28,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:28,029 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:28,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:28,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1790923075, now seen corresponding path program 1 times [2022-01-29 00:13:28,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:28,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012141996] [2022-01-29 00:13:28,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:28,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-29 00:13:28,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:28,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012141996] [2022-01-29 00:13:28,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012141996] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-29 00:13:28,112 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-29 00:13:28,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-29 00:13:28,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743006753] [2022-01-29 00:13:28,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-29 00:13:28,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-29 00:13:28,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:28,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-29 00:13:28,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-01-29 00:13:28,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:28,114 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:28,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 6 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:28,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:28,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:28,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:28,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:28,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:28,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:28,159 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,159 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,160 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,160 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,161 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,161 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,171 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,172 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,172 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:28,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:28,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:28,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:28,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:28,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:28,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:28,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-29 00:13:28,192 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:28,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:28,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1683816198, now seen corresponding path program 1 times [2022-01-29 00:13:28,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:28,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909748127] [2022-01-29 00:13:28,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:28,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-29 00:13:28,367 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:28,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909748127] [2022-01-29 00:13:28,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909748127] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:28,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2106353830] [2022-01-29 00:13:28,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:28,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:28,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:28,369 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:28,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-29 00:13:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:28,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-29 00:13:28,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:28,709 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 34 treesize of output 10 [2022-01-29 00:13:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-29 00:13:28,743 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:13:28,792 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 34 treesize of output 10 [2022-01-29 00:13:29,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-29 00:13:29,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2106353830] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:13:29,080 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:13:29,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 20 [2022-01-29 00:13:29,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174451563] [2022-01-29 00:13:29,080 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:13:29,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-29 00:13:29,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:29,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-29 00:13:29,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2022-01-29 00:13:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:29,082 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:29,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 9.35) internal successors, (187), 20 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:29,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:29,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:29,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:29,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:29,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:29,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:29,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:29,324 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,325 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,325 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,325 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,326 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,326 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,335 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,335 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,335 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,342 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,342 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,342 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:29,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:29,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:29,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:29,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:29,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:29,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:29,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-29 00:13:29,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-01-29 00:13:29,587 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 [2022-01-29 00:13:29,588 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:29,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:29,589 INFO L85 PathProgramCache]: Analyzing trace with hash -168949724, now seen corresponding path program 2 times [2022-01-29 00:13:29,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:29,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881735972] [2022-01-29 00:13:29,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:29,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:29,654 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-29 00:13:29,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:29,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881735972] [2022-01-29 00:13:29,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881735972] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:29,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895483843] [2022-01-29 00:13:29,655 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-29 00:13:29,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:29,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:29,656 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:29,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-29 00:13:29,747 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-29 00:13:29,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-29 00:13:29,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-29 00:13:29,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:29,933 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-29 00:13:29,933 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:13:30,116 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-29 00:13:30,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895483843] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:13:30,120 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:13:30,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2022-01-29 00:13:30,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463076661] [2022-01-29 00:13:30,121 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:13:30,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-29 00:13:30,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:30,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-29 00:13:30,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2022-01-29 00:13:30,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:30,122 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:30,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 11.0) internal successors, (176), 16 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:30,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:30,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:30,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:30,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:30,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:30,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:30,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-01-29 00:13:30,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:30,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:30,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:30,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-29 00:13:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-29 00:13:30,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-01-29 00:13:30,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-29 00:13:30,579 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 [2022-01-29 00:13:30,580 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:30,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:30,580 INFO L85 PathProgramCache]: Analyzing trace with hash -841678544, now seen corresponding path program 3 times [2022-01-29 00:13:30,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:30,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172241407] [2022-01-29 00:13:30,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:30,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:30,694 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-01-29 00:13:30,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:30,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172241407] [2022-01-29 00:13:30,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172241407] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:30,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1954123916] [2022-01-29 00:13:30,695 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-29 00:13:30,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:30,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:30,696 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:30,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-29 00:13:30,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-01-29 00:13:30,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-29 00:13:30,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-29 00:13:30,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:31,081 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 34 treesize of output 10 [2022-01-29 00:13:31,181 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-29 00:13:31,181 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:13:31,262 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 23 treesize of output 7 [2022-01-29 00:13:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-29 00:13:31,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1954123916] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:13:31,500 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:13:31,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 27 [2022-01-29 00:13:31,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381956057] [2022-01-29 00:13:31,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:13:31,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-01-29 00:13:31,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:31,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-01-29 00:13:31,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=625, Unknown=0, NotChecked=0, Total=702 [2022-01-29 00:13:31,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:31,502 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:31,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 9.777777777777779) internal successors, (264), 27 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:31,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:31,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:31,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:31,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:31,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-01-29 00:13:31,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:31,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-01-29 00:13:31,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-01-29 00:13:31,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:31,982 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:31,982 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:31,982 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:31,983 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:31,983 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:31,983 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,131 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,131 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,131 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,132 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,132 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,132 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,139 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,200 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,201 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,201 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,201 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,201 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,202 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,504 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,505 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,505 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,505 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,505 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,506 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,728 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,728 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,728 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,729 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,817 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,817 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,817 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,818 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,818 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,818 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,886 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,887 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,887 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,887 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,887 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,888 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,904 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,904 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,905 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,914 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,915 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,915 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,919 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,919 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,919 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,923 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,924 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,924 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,928 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,928 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,928 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,952 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,953 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,953 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,958 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,958 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,958 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,973 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,973 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:32,973 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:33,171 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:33,172 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:33,172 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:33,173 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:33,173 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:33,173 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:33,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:33,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:33,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:33,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:33,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:13:33,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:33,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-29 00:13:33,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-29 00:13:33,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-29 00:13:33,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-01-29 00:13:33,437 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 [2022-01-29 00:13:33,438 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:33,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:33,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1956676807, now seen corresponding path program 4 times [2022-01-29 00:13:33,439 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:33,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712715882] [2022-01-29 00:13:33,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:33,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:33,586 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:13:33,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:33,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712715882] [2022-01-29 00:13:33,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712715882] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:33,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245055288] [2022-01-29 00:13:33,587 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-01-29 00:13:33,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:33,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:33,588 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:33,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-01-29 00:13:33,691 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-01-29 00:13:33,691 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-29 00:13:33,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 14 conjunts are in the unsatisfiable core [2022-01-29 00:13:33,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:33,997 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 18 proven. 23 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:13:33,997 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:13:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 7 proven. 34 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:13:34,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245055288] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:13:34,220 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:13:34,220 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 32 [2022-01-29 00:13:34,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169639172] [2022-01-29 00:13:34,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:13:34,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-01-29 00:13:34,221 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:34,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-01-29 00:13:34,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=849, Unknown=0, NotChecked=0, Total=992 [2022-01-29 00:13:34,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:34,222 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:34,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 6.75) internal successors, (216), 32 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2022-01-29 00:13:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-29 00:13:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-29 00:13:34,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-01-29 00:13:34,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-01-29 00:13:35,071 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 [2022-01-29 00:13:35,071 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:35,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:35,072 INFO L85 PathProgramCache]: Analyzing trace with hash 479670737, now seen corresponding path program 5 times [2022-01-29 00:13:35,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:35,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236636561] [2022-01-29 00:13:35,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:35,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:35,292 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 9 proven. 98 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-01-29 00:13:35,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:35,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236636561] [2022-01-29 00:13:35,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236636561] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:35,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26801413] [2022-01-29 00:13:35,293 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-01-29 00:13:35,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:35,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:35,294 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:35,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-01-29 00:13:35,421 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2022-01-29 00:13:35,421 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-29 00:13:35,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 22 conjunts are in the unsatisfiable core [2022-01-29 00:13:35,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:36,006 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 40 proven. 75 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:13:36,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:13:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 7 proven. 84 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-01-29 00:13:36,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [26801413] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:13:36,327 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:13:36,327 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 23, 16] total 45 [2022-01-29 00:13:36,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117929993] [2022-01-29 00:13:36,327 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:13:36,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-01-29 00:13:36,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:36,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-01-29 00:13:36,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=1746, Unknown=0, NotChecked=0, Total=1980 [2022-01-29 00:13:36,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:36,329 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:36,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 5.622222222222222) internal successors, (253), 45 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2022-01-29 00:13:36,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-01-29 00:13:36,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:39,436 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,436 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,436 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,437 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,437 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,437 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,851 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,852 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,852 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,852 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,852 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:39,853 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,043 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,043 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,077 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,077 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,078 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,078 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,292 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,292 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,293 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,293 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,293 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,293 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,333 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,333 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,333 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,342 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,380 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,381 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,381 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-29 00:13:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2022-01-29 00:13:40,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-01-29 00:13:40,809 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 [2022-01-29 00:13:40,810 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:40,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:40,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1105114349, now seen corresponding path program 6 times [2022-01-29 00:13:40,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:40,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091325537] [2022-01-29 00:13:40,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:40,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:13:40,871 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:40,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091325537] [2022-01-29 00:13:40,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091325537] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:40,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1540443468] [2022-01-29 00:13:40,872 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-01-29 00:13:40,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:40,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:40,873 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:40,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-01-29 00:13:40,971 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2022-01-29 00:13:40,971 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-29 00:13:40,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-29 00:13:40,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:41,169 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:13:41,169 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:13:41,315 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:13:41,315 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1540443468] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:13:41,315 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:13:41,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2022-01-29 00:13:41,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821233896] [2022-01-29 00:13:41,316 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:13:41,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-29 00:13:41,316 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:13:41,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-29 00:13:41,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-01-29 00:13:41,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:41,317 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:13:41,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 10.125) internal successors, (162), 16 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:13:41,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:41,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:41,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:41,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:41,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:13:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-01-29 00:13:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-01-29 00:13:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2022-01-29 00:13:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-01-29 00:13:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2022-01-29 00:13:41,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:41,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:13:41,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:41,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:13:41,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:13:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:13:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:13:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-29 00:13:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-01-29 00:13:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2022-01-29 00:13:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-29 00:13:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2022-01-29 00:13:41,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-01-29 00:13:41,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-01-29 00:13:41,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:41,725 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:13:41,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:13:41,725 INFO L85 PathProgramCache]: Analyzing trace with hash -266948849, now seen corresponding path program 7 times [2022-01-29 00:13:41,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:13:41,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937216675] [2022-01-29 00:13:41,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:13:41,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:13:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:41,969 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-01-29 00:13:41,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:13:41,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937216675] [2022-01-29 00:13:41,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937216675] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:13:41,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144303753] [2022-01-29 00:13:41,969 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-01-29 00:13:41,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:13:41,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:13:41,970 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:13:41,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-01-29 00:13:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:13:42,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 54 conjunts are in the unsatisfiable core [2022-01-29 00:13:42,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:13:42,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-01-29 00:13:42,326 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-01-29 00:13:42,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-01-29 00:13:42,645 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-29 00:13:42,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-29 00:13:42,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-01-29 00:13:43,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-01-29 00:13:43,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-01-29 00:13:43,414 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2022-01-29 00:13:43,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 23 [2022-01-29 00:13:43,439 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-29 00:13:43,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:13:45,243 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-29 00:13:45,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 144 treesize of output 96 [2022-01-29 00:13:45,310 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-29 00:13:45,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 624 treesize of output 730 [2022-01-29 00:13:45,379 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-29 00:13:45,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 653 treesize of output 668 [2022-01-29 00:13:45,457 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-29 00:13:45,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 531 treesize of output 597 [2022-01-29 00:14:44,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2022-01-29 00:14:44,966 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-29 00:14:44,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1144303753] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:14:44,966 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:14:44,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 22, 21] total 50 [2022-01-29 00:14:44,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886752211] [2022-01-29 00:14:44,966 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:14:44,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-01-29 00:14:44,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:14:44,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-01-29 00:14:44,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=270, Invalid=2136, Unknown=44, NotChecked=0, Total=2450 [2022-01-29 00:14:44,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:14:44,968 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:14:44,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 7.58) internal successors, (379), 50 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 154 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-01-29 00:14:44,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:14:46,019 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,020 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,020 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,021 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,030 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,030 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,030 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,031 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,031 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,031 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,066 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,066 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,066 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,067 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,067 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,067 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,073 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,074 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,074 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,074 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,074 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,074 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,081 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,081 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short11#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,081 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem10#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,082 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,082 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem3#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,082 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short4#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-01-29 00:14:46,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-29 00:14:46,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-29 00:14:46,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-01-29 00:14:46,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-01-29 00:14:46,599 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:14:46,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:14:46,600 INFO L85 PathProgramCache]: Analyzing trace with hash 622665187, now seen corresponding path program 8 times [2022-01-29 00:14:46,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:14:46,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106039417] [2022-01-29 00:14:46,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:14:46,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:14:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:14:46,679 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:14:46,680 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:14:46,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106039417] [2022-01-29 00:14:46,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106039417] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:14:46,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193273363] [2022-01-29 00:14:46,680 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-29 00:14:46,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:14:46,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:14:46,681 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:14:46,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-01-29 00:14:46,778 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-29 00:14:46,779 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-29 00:14:46,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-29 00:14:46,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:14:47,006 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:14:47,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-29 00:14:47,187 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-01-29 00:14:47,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [193273363] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-29 00:14:47,188 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-29 00:14:47,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 21 [2022-01-29 00:14:47,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140509183] [2022-01-29 00:14:47,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-29 00:14:47,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-29 00:14:47,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-29 00:14:47,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-29 00:14:47,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2022-01-29 00:14:47,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:14:47,189 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-29 00:14:47,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 8.238095238095237) internal successors, (173), 21 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-01-29 00:14:47,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:14:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-29 00:14:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:14:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-29 00:14:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-29 00:14:47,484 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-01-29 00:14:47,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-01-29 00:14:47,679 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-29 00:14:47,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-29 00:14:47,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1621238355, now seen corresponding path program 9 times [2022-01-29 00:14:47,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-29 00:14:47,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501557867] [2022-01-29 00:14:47,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-29 00:14:47,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-29 00:14:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-29 00:14:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-01-29 00:14:47,955 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-29 00:14:47,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501557867] [2022-01-29 00:14:47,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501557867] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-29 00:14:47,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961106347] [2022-01-29 00:14:47,955 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-29 00:14:47,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-29 00:14:47,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-29 00:14:47,956 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-29 00:14:47,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-01-29 00:14:48,065 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-01-29 00:14:48,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-29 00:14:48,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 53 conjunts are in the unsatisfiable core [2022-01-29 00:14:48,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-29 00:14:48,842 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2022-01-29 00:14:48,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-01-29 00:14:49,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-01-29 00:14:49,051 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Unexpected substitution problem. at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1(Elim1Store.java:338) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:427) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne3(DualJunctionSaa.java:166) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:154) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:142) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:124) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:110) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:95) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:90) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:903) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:65) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-01-29 00:14:49,055 INFO L158 Benchmark]: Toolchain (without parser) took 84900.63ms. Allocated memory was 203.4MB in the beginning and 582.0MB in the end (delta: 378.5MB). Free memory was 147.0MB in the beginning and 312.5MB in the end (delta: -165.5MB). Peak memory consumption was 214.5MB. Max. memory is 8.0GB. [2022-01-29 00:14:49,055 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 203.4MB. Free memory is still 163.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-29 00:14:49,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.72ms. Allocated memory was 203.4MB in the beginning and 310.4MB in the end (delta: 107.0MB). Free memory was 146.8MB in the beginning and 280.4MB in the end (delta: -133.7MB). Peak memory consumption was 5.4MB. Max. memory is 8.0GB. [2022-01-29 00:14:49,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.79ms. Allocated memory is still 310.4MB. Free memory was 280.4MB in the beginning and 278.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-29 00:14:49,056 INFO L158 Benchmark]: Boogie Preprocessor took 40.60ms. Allocated memory is still 310.4MB. Free memory was 278.3MB in the beginning and 276.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-29 00:14:49,056 INFO L158 Benchmark]: RCFGBuilder took 617.52ms. Allocated memory is still 310.4MB. Free memory was 276.3MB in the beginning and 248.4MB in the end (delta: 27.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-01-29 00:14:49,056 INFO L158 Benchmark]: TraceAbstraction took 83912.47ms. Allocated memory was 310.4MB in the beginning and 582.0MB in the end (delta: 271.6MB). Free memory was 247.9MB in the beginning and 312.5MB in the end (delta: -64.5MB). Peak memory consumption was 208.6MB. Max. memory is 8.0GB. [2022-01-29 00:14:49,057 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 203.4MB. Free memory is still 163.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 275.72ms. Allocated memory was 203.4MB in the beginning and 310.4MB in the end (delta: 107.0MB). Free memory was 146.8MB in the beginning and 280.4MB in the end (delta: -133.7MB). Peak memory consumption was 5.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.79ms. Allocated memory is still 310.4MB. Free memory was 280.4MB in the beginning and 278.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.60ms. Allocated memory is still 310.4MB. Free memory was 278.3MB in the beginning and 276.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 617.52ms. Allocated memory is still 310.4MB. Free memory was 276.3MB in the beginning and 248.4MB in the end (delta: 27.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 83912.47ms. Allocated memory was 310.4MB in the beginning and 582.0MB in the end (delta: 271.6MB). Free memory was 247.9MB in the beginning and 312.5MB in the end (delta: -64.5MB). Peak memory consumption was 208.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Unexpected substitution problem. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Unexpected substitution problem.: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1(Elim1Store.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-01-29 00:14:49,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-01-29 00:14:49,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...