/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/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-28 22:44:50,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-28 22:44:50,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-28 22:44:50,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-28 22:44:50,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-28 22:44:50,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-28 22:44:50,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-28 22:44:50,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-28 22:44:50,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-28 22:44:50,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-28 22:44:50,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-28 22:44:50,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-28 22:44:50,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-28 22:44:50,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-28 22:44:50,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-28 22:44:50,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-28 22:44:50,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-28 22:44:50,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-28 22:44:50,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-28 22:44:50,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-28 22:44:50,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-28 22:44:50,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-28 22:44:50,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-28 22:44:50,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-28 22:44:50,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-28 22:44:50,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-28 22:44:50,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-28 22:44:50,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-28 22:44:50,760 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 [2022-01-28 22:44:50,783 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-28 22:44:50,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-28 22:44:50,783 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-28 22:44:50,783 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-28 22:44:50,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-28 22:44:50,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-28 22:44:50,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-28 22:44:50,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-28 22:44:50,785 INFO L138 SettingsManager]: * Use SBE=true [2022-01-28 22:44:50,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-28 22:44:50,785 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-28 22:44:50,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-28 22:44:50,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-28 22:44:50,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-28 22:44:50,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-28 22:44:50,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-28 22:44:50,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 22:44:50,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-01-28 22:44:50,788 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-01-28 22:44:50,788 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-28 22:44:50,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-28 22:44:50,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-28 22:44:50,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-28 22:44:50,995 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-28 22:44:50,995 INFO L275 PluginConnector]: CDTParser initialized [2022-01-28 22:44:50,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2022-01-28 22:44:51,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a2077ac5/02a4fd620a3848b8b876dedc74458c0b/FLAG2f5ef49f3 [2022-01-28 22:44:51,503 INFO L306 CDTParser]: Found 1 translation units. [2022-01-28 22:44:51,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2022-01-28 22:44:51,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a2077ac5/02a4fd620a3848b8b876dedc74458c0b/FLAG2f5ef49f3 [2022-01-28 22:44:52,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a2077ac5/02a4fd620a3848b8b876dedc74458c0b [2022-01-28 22:44:52,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-28 22:44:52,021 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-28 22:44:52,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-28 22:44:52,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-28 22:44:52,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-28 22:44:52,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69927885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52, skipping insertion in model container [2022-01-28 22:44:52,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-28 22:44:52,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-28 22:44:52,181 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2022-01-28 22:44:52,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 22:44:52,303 INFO L203 MainTranslator]: Completed pre-run [2022-01-28 22:44:52,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2022-01-28 22:44:52,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 22:44:52,362 INFO L208 MainTranslator]: Completed translation [2022-01-28 22:44:52,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52 WrapperNode [2022-01-28 22:44:52,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-28 22:44:52,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-28 22:44:52,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-28 22:44:52,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-28 22:44:52,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,408 INFO L137 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 258 [2022-01-28 22:44:52,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-28 22:44:52,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-28 22:44:52,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-28 22:44:52,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-28 22:44:52,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-28 22:44:52,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-28 22:44:52,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-28 22:44:52,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-28 22:44:52,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (1/1) ... [2022-01-28 22:44:52,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 22:44:52,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:44:52,469 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) [2022-01-28 22:44:52,470 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 [2022-01-28 22:44:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-28 22:44:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-28 22:44:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-28 22:44:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-28 22:44:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-28 22:44:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-01-28 22:44:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-01-28 22:44:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-01-28 22:44:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-01-28 22:44:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-28 22:44:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-28 22:44:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-28 22:44:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-28 22:44:52,494 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-28 22:44:52,598 INFO L234 CfgBuilder]: Building ICFG [2022-01-28 22:44:52,599 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-28 22:44:52,922 INFO L275 CfgBuilder]: Performing block encoding [2022-01-28 22:44:53,089 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-28 22:44:53,090 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-28 22:44:53,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 10:44:53 BoogieIcfgContainer [2022-01-28 22:44:53,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-28 22:44:53,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-28 22:44:53,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-28 22:44:53,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-28 22:44:53,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 10:44:52" (1/3) ... [2022-01-28 22:44:53,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@360233a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 10:44:53, skipping insertion in model container [2022-01-28 22:44:53,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:44:52" (2/3) ... [2022-01-28 22:44:53,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@360233a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 10:44:53, skipping insertion in model container [2022-01-28 22:44:53,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 10:44:53" (3/3) ... [2022-01-28 22:44:53,099 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_power.oepc_pso.oepc_rmo.oepc.i [2022-01-28 22:44:53,102 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-28 22:44:53,102 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-28 22:44:53,102 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-28 22:44:53,103 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-28 22:44:53,131 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,132 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,132 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,132 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,132 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,132 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,133 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,134 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,134 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,134 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,134 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,135 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,135 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,135 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,135 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,135 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,136 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,136 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,136 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,136 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,136 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,136 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,137 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,137 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,137 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,138 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,138 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,138 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,138 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,138 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,139 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,139 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,139 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,139 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,140 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,141 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,141 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,141 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,141 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,141 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,142 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,143 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,145 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,145 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,145 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,147 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,148 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,148 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,148 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,148 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,148 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,148 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,148 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,149 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,149 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,149 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,149 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,150 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-28 22:44:53,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 22:44:53,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:44:53,187 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) [2022-01-28 22:44:53,188 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 [2022-01-28 22:44:53,232 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-01-28 22:44:53,240 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 [2022-01-28 22:44:53,244 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-28 22:44:53,352 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,377 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,378 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,379 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,379 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,379 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,379 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,400 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,400 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,401 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,402 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,402 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,403 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,445 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-28 22:44:53,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:44:53,449 INFO L85 PathProgramCache]: Analyzing trace with hash -335122870, now seen corresponding path program 1 times [2022-01-28 22:44:53,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:44:53,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87757201] [2022-01-28 22:44:53,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:44:53,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:44:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:44:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:44:53,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:44:53,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87757201] [2022-01-28 22:44:53,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87757201] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:44:53,583 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:44:53,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 22:44:53,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9952700] [2022-01-28 22:44:53,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:44:53,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-28 22:44:53,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:44:53,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-28 22:44:53,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-28 22:44:53,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:53,606 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:44:53,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 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) [2022-01-28 22:44:53,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:53,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:53,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-28 22:44:53,642 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-28 22:44:53,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:44:53,644 INFO L85 PathProgramCache]: Analyzing trace with hash -29849764, now seen corresponding path program 1 times [2022-01-28 22:44:53,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:44:53,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070793175] [2022-01-28 22:44:53,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:44:53,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:44:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:44:53,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:44:53,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:44:53,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070793175] [2022-01-28 22:44:53,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070793175] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:44:53,904 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:44:53,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-28 22:44:53,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184256879] [2022-01-28 22:44:53,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:44:53,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 22:44:53,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:44:53,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 22:44:53,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-28 22:44:53,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:53,908 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:44:53,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 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) [2022-01-28 22:44:53,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:53,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:53,981 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,989 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,989 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,989 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,990 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,990 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,990 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,990 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,990 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,990 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,990 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,991 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,991 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,991 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:53,991 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,017 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,017 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,017 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,019 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,019 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,019 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,023 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,024 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,059 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,061 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,061 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,061 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,061 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,061 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,093 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,095 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,096 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,096 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,098 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,098 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,123 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,124 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,125 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,125 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,125 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,125 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,125 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,141 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,142 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,154 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,155 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,156 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,156 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,156 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,156 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,158 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,158 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,159 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,159 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,171 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,171 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,171 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,171 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,171 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,172 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,172 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,172 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,172 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,172 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 22:44:54,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-28 22:44:54,212 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-28 22:44:54,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:44:54,212 INFO L85 PathProgramCache]: Analyzing trace with hash -802610022, now seen corresponding path program 1 times [2022-01-28 22:44:54,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:44:54,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024206108] [2022-01-28 22:44:54,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:44:54,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:44:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:44:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:44:54,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:44:54,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024206108] [2022-01-28 22:44:54,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024206108] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:44:54,354 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:44:54,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-28 22:44:54,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694054186] [2022-01-28 22:44:54,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:44:54,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 22:44:54,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:44:54,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 22:44:54,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 22:44:54,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,355 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:44:54,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2022-01-28 22:44:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-28 22:44:54,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,367 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,367 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,367 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,367 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,368 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,368 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,368 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,368 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,368 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,368 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,368 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,368 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,386 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,386 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,386 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,386 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,386 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,386 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,387 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,387 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,387 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,409 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,425 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,425 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,425 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,426 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,426 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,447 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,448 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,498 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,499 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,525 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,532 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,533 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:44:54,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:44:54,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-28 22:44:54,596 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-28 22:44:54,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:44:54,596 INFO L85 PathProgramCache]: Analyzing trace with hash -675902887, now seen corresponding path program 1 times [2022-01-28 22:44:54,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:44:54,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863153532] [2022-01-28 22:44:54,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:44:54,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:44:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:44:54,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:44:54,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:44:54,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863153532] [2022-01-28 22:44:54,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863153532] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:44:54,690 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:44:54,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-28 22:44:54,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435692214] [2022-01-28 22:44:54,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:44:54,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 22:44:54,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:44:54,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 22:44:54,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-28 22:44:54,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,691 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:44:54,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) [2022-01-28 22:44:54,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:44:54,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:44:54,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,726 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,727 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,801 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:54,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:44:54,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:44:54,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 22:44:54,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-28 22:44:54,819 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-28 22:44:54,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:44:54,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1254537223, now seen corresponding path program 1 times [2022-01-28 22:44:54,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:44:54,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483178836] [2022-01-28 22:44:54,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:44:54,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:44:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:44:54,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:44:54,954 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:44:54,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483178836] [2022-01-28 22:44:54,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483178836] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:44:54,954 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:44:54,954 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-28 22:44:54,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853148235] [2022-01-28 22:44:54,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:44:54,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 22:44:54,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:44:54,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 22:44:54,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-28 22:44:54,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,956 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:44:54,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 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) [2022-01-28 22:44:54,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:54,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:44:54,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:44:54,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-28 22:44:54,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:55,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,039 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,039 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,064 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,070 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,070 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:55,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:44:55,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:44:55,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 22:44:55,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 22:44:55,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-28 22:44:55,145 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-28 22:44:55,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:44:55,145 INFO L85 PathProgramCache]: Analyzing trace with hash -806909227, now seen corresponding path program 1 times [2022-01-28 22:44:55,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:44:55,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624320805] [2022-01-28 22:44:55,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:44:55,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:44:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:44:55,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:44:55,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:44:55,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624320805] [2022-01-28 22:44:55,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624320805] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:44:55,436 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:44:55,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 22:44:55,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007962419] [2022-01-28 22:44:55,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:44:55,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-28 22:44:55,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:44:55,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-28 22:44:55,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2022-01-28 22:44:55,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:55,438 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:44:55,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 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) [2022-01-28 22:44:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:44:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:44:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-01-28 22:44:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-28 22:44:55,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:55,624 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,631 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,635 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,636 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,649 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,650 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,682 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,683 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:44:55,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:44:55,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:44:55,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:44:55,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 22:44:55,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 22:44:55,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-28 22:44:55,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-28 22:44:55,709 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-28 22:44:55,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:44:55,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1868949137, now seen corresponding path program 2 times [2022-01-28 22:44:55,710 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:44:55,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858600727] [2022-01-28 22:44:55,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:44:55,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:44:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 22:44:55,743 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-28 22:44:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 22:44:55,808 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-28 22:44:55,808 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-28 22:44:55,809 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-28 22:44:55,813 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-01-28 22:44:55,813 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-01-28 22:44:55,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-28 22:44:55,823 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2022-01-28 22:44:55,824 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2022-01-28 22:44:55,830 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-28 22:44:55,830 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-28 22:44:55,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 10:44:55 BasicIcfg [2022-01-28 22:44:55,930 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-28 22:44:55,930 INFO L158 Benchmark]: Toolchain (without parser) took 3908.81ms. Allocated memory was 175.1MB in the beginning and 210.8MB in the end (delta: 35.7MB). Free memory was 123.7MB in the beginning and 173.9MB in the end (delta: -50.1MB). Peak memory consumption was 102.0MB. Max. memory is 8.0GB. [2022-01-28 22:44:55,930 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 175.1MB. Free memory was 141.8MB in the beginning and 141.6MB in the end (delta: 151.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-28 22:44:55,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.47ms. Allocated memory is still 175.1MB. Free memory was 123.4MB in the beginning and 139.9MB in the end (delta: -16.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-01-28 22:44:55,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.81ms. Allocated memory is still 175.1MB. Free memory was 139.9MB in the beginning and 136.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-28 22:44:55,931 INFO L158 Benchmark]: Boogie Preprocessor took 26.55ms. Allocated memory is still 175.1MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-28 22:44:55,931 INFO L158 Benchmark]: RCFGBuilder took 653.37ms. Allocated memory is still 175.1MB. Free memory was 134.7MB in the beginning and 70.7MB in the end (delta: 64.0MB). Peak memory consumption was 64.0MB. Max. memory is 8.0GB. [2022-01-28 22:44:55,931 INFO L158 Benchmark]: TraceAbstraction took 2836.12ms. Allocated memory was 175.1MB in the beginning and 210.8MB in the end (delta: 35.7MB). Free memory was 70.2MB in the beginning and 173.9MB in the end (delta: -103.7MB). Peak memory consumption was 48.9MB. Max. memory is 8.0GB. [2022-01-28 22:44:55,932 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 175.1MB. Free memory was 141.8MB in the beginning and 141.6MB in the end (delta: 151.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 340.47ms. Allocated memory is still 175.1MB. Free memory was 123.4MB in the beginning and 139.9MB in the end (delta: -16.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.81ms. Allocated memory is still 175.1MB. Free memory was 139.9MB in the beginning and 136.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.55ms. Allocated memory is still 175.1MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 653.37ms. Allocated memory is still 175.1MB. Free memory was 134.7MB in the beginning and 70.7MB in the end (delta: 64.0MB). Peak memory consumption was 64.0MB. Max. memory is 8.0GB. * TraceAbstraction took 2836.12ms. Allocated memory was 175.1MB in the beginning and 210.8MB in the end (delta: 35.7MB). Free memory was 70.2MB in the beginning and 173.9MB in the end (delta: -103.7MB). Peak memory consumption was 48.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1470, positive: 1410, positive conditional: 658, positive unconditional: 752, negative: 60, negative conditional: 33, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1454, positive: 1410, positive conditional: 658, positive unconditional: 752, negative: 44, negative conditional: 17, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1454, positive: 1410, positive conditional: 658, positive unconditional: 752, negative: 44, negative conditional: 17, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1479, positive: 1410, positive conditional: 472, positive unconditional: 938, negative: 69, negative conditional: 25, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1479, positive: 1410, positive conditional: 139, positive unconditional: 1271, negative: 69, negative conditional: 16, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1479, positive: 1410, positive conditional: 139, positive unconditional: 1271, negative: 69, negative conditional: 16, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 793, positive: 756, positive conditional: 4, positive unconditional: 752, negative: 37, negative conditional: 9, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 793, positive: 750, positive conditional: 0, positive unconditional: 750, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 37, negative conditional: 9, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 603, positive: 44, positive conditional: 42, positive unconditional: 2, negative: 560, negative conditional: 166, negative unconditional: 394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1479, positive: 654, positive conditional: 135, positive unconditional: 519, negative: 32, negative conditional: 7, negative unconditional: 25, unknown: 793, unknown conditional: 13, unknown unconditional: 780] , Statistics on independence cache: Total cache size (in pairs): 793, Positive cache size: 756, Positive conditional cache size: 4, Positive unconditional cache size: 752, Negative cache size: 37, Negative conditional cache size: 9, Negative unconditional cache size: 28, Eliminated conditions: 342, Maximal queried relation: 2, Independence queries for same thread: 16 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 176, Number of trivial persistent sets: 79, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 779, positive: 752, positive conditional: 0, positive unconditional: 752, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1470, positive: 1410, positive conditional: 658, positive unconditional: 752, negative: 60, negative conditional: 33, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1454, positive: 1410, positive conditional: 658, positive unconditional: 752, negative: 44, negative conditional: 17, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1454, positive: 1410, positive conditional: 658, positive unconditional: 752, negative: 44, negative conditional: 17, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1479, positive: 1410, positive conditional: 472, positive unconditional: 938, negative: 69, negative conditional: 25, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1479, positive: 1410, positive conditional: 139, positive unconditional: 1271, negative: 69, negative conditional: 16, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1479, positive: 1410, positive conditional: 139, positive unconditional: 1271, negative: 69, negative conditional: 16, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 793, positive: 756, positive conditional: 4, positive unconditional: 752, negative: 37, negative conditional: 9, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 793, positive: 750, positive conditional: 0, positive unconditional: 750, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 37, negative conditional: 9, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 603, positive: 44, positive conditional: 42, positive unconditional: 2, negative: 560, negative conditional: 166, negative unconditional: 394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1479, positive: 654, positive conditional: 135, positive unconditional: 519, negative: 32, negative conditional: 7, negative unconditional: 25, unknown: 793, unknown conditional: 13, unknown unconditional: 780] , Statistics on independence cache: Total cache size (in pairs): 793, Positive cache size: 756, Positive conditional cache size: 4, Positive unconditional cache size: 752, Negative cache size: 37, Negative conditional cache size: 9, Negative unconditional cache size: 28, Eliminated conditions: 342, Maximal queried relation: 2, Independence queries for same thread: 16 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L709] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L710] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L712] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L714] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L715] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L716] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L717] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L718] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L719] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L720] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L721] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L722] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L723] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L724] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L725] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L726] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L727] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L728] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L729] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L730] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L790] 0 pthread_t t2473; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, t2473={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L791] FCALL, FORK 0 pthread_create(&t2473, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2473, ((void *)0), P0, ((void *)0))=-1, t2473={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L792] 0 pthread_t t2474; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, t2473={5:0}, t2474={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L793] FCALL, FORK 0 pthread_create(&t2474, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2474, ((void *)0), P1, ((void *)0))=0, t2473={5:0}, t2474={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 1 y$w_buff1 = y$w_buff0 [L735] 1 y$w_buff0 = 2 [L736] 1 y$w_buff1_used = y$w_buff0_used [L737] 1 y$w_buff0_used = (_Bool)1 [L738] CALL 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L738] RET 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L739] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L740] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L741] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L742] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L745] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L762] 2 x = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L765] 2 y = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L748] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L748] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L749] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L749] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L750] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L751] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L751] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L752] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L755] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L757] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L768] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L768] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L769] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L769] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L770] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L770] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L771] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L771] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L772] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L772] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L795] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2473={5:0}, t2474={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L797] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L797] RET 0 assume_abort_if_not(main$tmp_guard0) [L799] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L799] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L799] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L799] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L800] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L800] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L801] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L801] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L802] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L802] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L803] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L803] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L806] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 0 y$flush_delayed = weak$$choice2 [L809] 0 y$mem_tmp = y [L810] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L810] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L811] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L811] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L812] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L812] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L813] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L813] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L814] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L814] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L815] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L816] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] 0 main$tmp_guard1 = !(x == 2 && y == 2) [L818] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L818] 0 y = y$flush_delayed ? y$mem_tmp : y [L819] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2473={5:0}, t2474={3:0}, weak$$choice0=49, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L821] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 791]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 111 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 476 NumberOfCodeBlocks, 476 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 396 ConstructedInterpolants, 0 QuantifiedInterpolants, 1259 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-01-28 22:44:55,967 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 [2022-01-28 22:44:56,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...