/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/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-15 21:38:45,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-15 21:38:45,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-15 21:38:45,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-15 21:38:45,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-15 21:38:45,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-15 21:38:45,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-15 21:38:45,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-15 21:38:45,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-15 21:38:45,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-15 21:38:45,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-15 21:38:45,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-15 21:38:45,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-15 21:38:45,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-15 21:38:45,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-15 21:38:45,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-15 21:38:45,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-15 21:38:45,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-15 21:38:45,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-15 21:38:45,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-15 21:38:45,112 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 [2022-02-15 21:38:45,124 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-15 21:38:45,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-15 21:38:45,125 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-15 21:38:45,125 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-15 21:38:45,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-15 21:38:45,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-15 21:38:45,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-15 21:38:45,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-15 21:38:45,126 INFO L138 SettingsManager]: * Use SBE=true [2022-02-15 21:38:45,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-15 21:38:45,126 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-15 21:38:45,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-15 21:38:45,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-15 21:38:45,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 21:38:45,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-15 21:38:45,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-15 21:38:45,129 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-15 21:38:45,129 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-15 21:38:45,129 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-15 21:38:45,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-15 21:38:45,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-15 21:38:45,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-15 21:38:45,343 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-15 21:38:45,344 INFO L275 PluginConnector]: CDTParser initialized [2022-02-15 21:38:45,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-02-15 21:38:45,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d53f62f77/09b17c76fb4344d7975fde140d5ea9de/FLAG8a4037827 [2022-02-15 21:38:45,763 INFO L306 CDTParser]: Found 1 translation units. [2022-02-15 21:38:45,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-02-15 21:38:45,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d53f62f77/09b17c76fb4344d7975fde140d5ea9de/FLAG8a4037827 [2022-02-15 21:38:46,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d53f62f77/09b17c76fb4344d7975fde140d5ea9de [2022-02-15 21:38:46,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-15 21:38:46,153 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-15 21:38:46,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-15 21:38:46,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-15 21:38:46,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-15 21:38:46,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28cea5db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46, skipping insertion in model container [2022-02-15 21:38:46,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-15 21:38:46,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-15 21:38:46,341 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/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2022-02-15 21:38:46,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 21:38:46,534 INFO L203 MainTranslator]: Completed pre-run [2022-02-15 21:38:46,547 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/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2022-02-15 21:38:46,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-15 21:38:46,625 INFO L208 MainTranslator]: Completed translation [2022-02-15 21:38:46,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46 WrapperNode [2022-02-15 21:38:46,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-15 21:38:46,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-15 21:38:46,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-15 21:38:46,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-15 21:38:46,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,691 INFO L137 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 267 [2022-02-15 21:38:46,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-15 21:38:46,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-15 21:38:46,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-15 21:38:46,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-15 21:38:46,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-15 21:38:46,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-15 21:38:46,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-15 21:38:46,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-15 21:38:46,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (1/1) ... [2022-02-15 21:38:46,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 21:38:46,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 21:38:46,775 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) [2022-02-15 21:38:46,792 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 [2022-02-15 21:38:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-15 21:38:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-15 21:38:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-15 21:38:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-15 21:38:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-15 21:38:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-15 21:38:46,803 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-15 21:38:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-15 21:38:46,803 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-15 21:38:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-15 21:38:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-15 21:38:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-15 21:38:46,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-15 21:38:46,805 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-15 21:38:46,883 INFO L234 CfgBuilder]: Building ICFG [2022-02-15 21:38:46,885 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-15 21:38:47,312 INFO L275 CfgBuilder]: Performing block encoding [2022-02-15 21:38:47,563 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-15 21:38:47,564 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-15 21:38:47,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 09:38:47 BoogieIcfgContainer [2022-02-15 21:38:47,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-15 21:38:47,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-15 21:38:47,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-15 21:38:47,569 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-15 21:38:47,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 09:38:46" (1/3) ... [2022-02-15 21:38:47,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f77e1f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 09:38:47, skipping insertion in model container [2022-02-15 21:38:47,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 09:38:46" (2/3) ... [2022-02-15 21:38:47,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f77e1f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 09:38:47, skipping insertion in model container [2022-02-15 21:38:47,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 09:38:47" (3/3) ... [2022-02-15 21:38:47,571 INFO L111 eAbstractionObserver]: Analyzing ICFG mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2022-02-15 21:38:47,575 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-15 21:38:47,575 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-15 21:38:47,575 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-15 21:38:47,575 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-15 21:38:47,612 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,613 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,613 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,613 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,613 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,613 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,613 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,613 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,613 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,614 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,614 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,614 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,614 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,615 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,615 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,615 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,615 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,615 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,616 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,616 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,616 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,616 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,617 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,617 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,618 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,618 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,618 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,618 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,618 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,619 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,620 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,620 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,620 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,620 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,620 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,620 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,621 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,621 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,621 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,621 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,621 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,622 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,622 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,622 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,622 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,622 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,622 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,622 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,623 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,623 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,623 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,623 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,627 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,627 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,627 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,629 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-15 21:38:47,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-15 21:38:47,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 21:38:47,699 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) [2022-02-15 21:38:47,730 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 [2022-02-15 21:38:47,749 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-15 21:38:47,759 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, mLazyFiniteAutomaton=true, 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 [2022-02-15 21:38:47,759 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-15 21:38:47,862 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,871 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,881 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,881 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,882 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,882 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,882 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,882 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,882 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,882 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,882 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,882 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,883 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,883 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,883 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,883 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,912 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:47,933 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:47,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:47,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1818717701, now seen corresponding path program 1 times [2022-02-15 21:38:47,943 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:47,943 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822564073] [2022-02-15 21:38:47,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:47,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 21:38:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 21:38:48,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 21:38:48,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822564073] [2022-02-15 21:38:48,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822564073] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 21:38:48,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 21:38:48,125 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 21:38:48,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394008974] [2022-02-15 21:38:48,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 21:38:48,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-15 21:38:48,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 21:38:48,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-15 21:38:48,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-15 21:38:48,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:48,149 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 21:38:48,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 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) [2022-02-15 21:38:48,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:48,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:48,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-15 21:38:48,188 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:48,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:48,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1765513651, now seen corresponding path program 1 times [2022-02-15 21:38:48,189 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:48,189 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552558864] [2022-02-15 21:38:48,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:48,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 21:38:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 21:38:48,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 21:38:48,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552558864] [2022-02-15 21:38:48,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552558864] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 21:38:48,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 21:38:48,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 21:38:48,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26989422] [2022-02-15 21:38:48,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 21:38:48,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 21:38:48,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 21:38:48,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 21:38:48,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-15 21:38:48,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:48,454 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 21:38:48,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 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) [2022-02-15 21:38:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:48,542 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,542 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,543 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,543 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,543 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,543 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,543 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,543 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,543 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,543 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,544 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,544 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,544 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,544 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,561 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,570 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,570 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,571 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,571 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,571 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,571 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,571 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,571 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,598 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,599 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,600 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,600 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,600 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,600 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,600 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,600 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,601 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,601 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,601 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,601 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,601 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,602 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,605 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,627 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,628 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,628 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,628 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,628 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,655 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,656 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,656 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,657 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,659 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,675 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,689 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,691 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,691 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,691 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,691 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,693 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,693 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,693 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,694 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,757 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,757 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,758 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,759 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,759 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,759 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,759 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,784 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,785 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,785 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,817 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,818 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,818 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,818 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,818 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,818 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,839 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,840 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,841 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,865 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,865 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,865 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,866 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,866 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,866 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,866 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,888 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,904 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,905 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,922 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,922 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,936 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,936 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:48,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:48,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:48,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-15 21:38:48,963 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:48,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:48,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1626009322, now seen corresponding path program 1 times [2022-02-15 21:38:48,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:48,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996839019] [2022-02-15 21:38:48,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:48,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 21:38:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 21:38:49,319 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 21:38:49,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996839019] [2022-02-15 21:38:49,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996839019] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 21:38:49,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 21:38:49,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-15 21:38:49,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172638923] [2022-02-15 21:38:49,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 21:38:49,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-15 21:38:49,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 21:38:49,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-15 21:38:49,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-02-15 21:38:49,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:49,322 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 21:38:49,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 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) [2022-02-15 21:38:49,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:49,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:49,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:49,366 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,388 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,389 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,484 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,514 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,532 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,560 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,617 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:49,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:49,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-15 21:38:49,647 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:49,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:49,648 INFO L85 PathProgramCache]: Analyzing trace with hash 849636373, now seen corresponding path program 1 times [2022-02-15 21:38:49,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:49,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333904987] [2022-02-15 21:38:49,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:49,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 21:38:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 21:38:49,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 21:38:49,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333904987] [2022-02-15 21:38:49,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333904987] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 21:38:49,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 21:38:49,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-15 21:38:49,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943039468] [2022-02-15 21:38:49,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 21:38:49,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-15 21:38:49,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 21:38:49,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-15 21:38:49,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-15 21:38:49,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:49,771 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 21:38:49,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 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) [2022-02-15 21:38:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:49,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:49,842 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,924 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,930 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,935 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,941 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,950 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,978 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,979 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,992 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:49,992 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,008 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,009 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,031 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,048 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:50,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:50,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-15 21:38:50,190 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:50,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:50,190 INFO L85 PathProgramCache]: Analyzing trace with hash 559320649, now seen corresponding path program 1 times [2022-02-15 21:38:50,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:50,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731523196] [2022-02-15 21:38:50,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:50,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 21:38:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 21:38:50,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 21:38:50,345 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731523196] [2022-02-15 21:38:50,345 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731523196] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 21:38:50,345 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 21:38:50,345 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-15 21:38:50,345 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383911255] [2022-02-15 21:38:50,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 21:38:50,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-15 21:38:50,346 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 21:38:50,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-15 21:38:50,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-02-15 21:38:50,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:50,348 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 21:38:50,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 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) [2022-02-15 21:38:50,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:50,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:50,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:50,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:50,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:50,490 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,502 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,508 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,529 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,619 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,620 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,634 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,656 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,657 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:50,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:50,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:50,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:50,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:50,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-15 21:38:50,666 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:50,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:50,666 INFO L85 PathProgramCache]: Analyzing trace with hash 234243555, now seen corresponding path program 1 times [2022-02-15 21:38:50,666 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:50,666 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602648645] [2022-02-15 21:38:50,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:50,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 21:38:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 21:38:50,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 21:38:50,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602648645] [2022-02-15 21:38:50,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602648645] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 21:38:50,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 21:38:50,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-15 21:38:50,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154242683] [2022-02-15 21:38:50,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 21:38:50,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-15 21:38:50,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 21:38:50,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-15 21:38:50,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-02-15 21:38:50,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:50,810 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 21:38:50,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 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) [2022-02-15 21:38:50,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:50,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:50,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:50,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:50,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:50,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:50,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:50,984 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,024 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,024 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,039 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,083 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,083 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,135 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,136 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,188 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,189 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:51,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:51,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:51,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:51,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:51,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-15 21:38:51,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-15 21:38:51,219 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:51,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:51,220 INFO L85 PathProgramCache]: Analyzing trace with hash 2127385475, now seen corresponding path program 1 times [2022-02-15 21:38:51,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:51,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722074478] [2022-02-15 21:38:51,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:51,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 21:38:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 21:38:51,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 21:38:51,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722074478] [2022-02-15 21:38:51,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722074478] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 21:38:51,403 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 21:38:51,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-15 21:38:51,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705858407] [2022-02-15 21:38:51,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 21:38:51,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-15 21:38:51,404 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 21:38:51,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-15 21:38:51,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-02-15 21:38:51,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:51,404 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 21:38:51,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 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) [2022-02-15 21:38:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-15 21:38:51,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:51,500 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,522 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,546 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,590 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,590 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,601 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:51,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:51,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:51,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:51,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:51,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-15 21:38:51,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 21:38:51,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-15 21:38:51,630 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:51,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:51,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1216646715, now seen corresponding path program 2 times [2022-02-15 21:38:51,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:51,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681140817] [2022-02-15 21:38:51,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:51,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 21:38:51,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 21:38:51,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 21:38:51,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681140817] [2022-02-15 21:38:51,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681140817] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 21:38:51,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 21:38:51,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-15 21:38:51,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762310280] [2022-02-15 21:38:51,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 21:38:51,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-15 21:38:51,709 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 21:38:51,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-15 21:38:51,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-15 21:38:51,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:51,710 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 21:38:51,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 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) [2022-02-15 21:38:51,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:51,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:51,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:51,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:51,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:51,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-15 21:38:51,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-15 21:38:51,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:51,750 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,757 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,757 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,799 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,812 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,812 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,922 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,967 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,972 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,978 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:51,978 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-15 21:38:52,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 21:38:52,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 21:38:52,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-15 21:38:52,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:52,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-15 21:38:52,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-15 21:38:52,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-15 21:38:52,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-15 21:38:52,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-15 21:38:52,066 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-15 21:38:52,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 21:38:52,066 INFO L85 PathProgramCache]: Analyzing trace with hash 782339008, now seen corresponding path program 1 times [2022-02-15 21:38:52,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 21:38:52,067 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887000854] [2022-02-15 21:38:52,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 21:38:52,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 21:38:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-15 21:38:52,090 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-15 21:38:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-15 21:38:52,135 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-15 21:38:52,135 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-15 21:38:52,136 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-02-15 21:38:52,137 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-02-15 21:38:52,137 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-02-15 21:38:52,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-15 21:38:52,142 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2022-02-15 21:38:52,143 INFO L309 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2022-02-15 21:38:52,145 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-15 21:38:52,145 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-15 21:38:52,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 09:38:52 BasicIcfg [2022-02-15 21:38:52,236 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-15 21:38:52,236 INFO L158 Benchmark]: Toolchain (without parser) took 6082.96ms. Allocated memory was 183.5MB in the beginning and 335.5MB in the end (delta: 152.0MB). Free memory was 161.1MB in the beginning and 239.6MB in the end (delta: -78.5MB). Peak memory consumption was 72.8MB. Max. memory is 8.0GB. [2022-02-15 21:38:52,236 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 183.5MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-15 21:38:52,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.82ms. Allocated memory was 183.5MB in the beginning and 244.3MB in the end (delta: 60.8MB). Free memory was 160.7MB in the beginning and 208.0MB in the end (delta: -47.3MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. [2022-02-15 21:38:52,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.08ms. Allocated memory is still 244.3MB. Free memory was 208.0MB in the beginning and 205.0MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-15 21:38:52,237 INFO L158 Benchmark]: Boogie Preprocessor took 49.74ms. Allocated memory is still 244.3MB. Free memory was 205.0MB in the beginning and 202.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-15 21:38:52,237 INFO L158 Benchmark]: RCFGBuilder took 823.12ms. Allocated memory is still 244.3MB. Free memory was 202.9MB in the beginning and 200.4MB in the end (delta: 2.5MB). Peak memory consumption was 60.0MB. Max. memory is 8.0GB. [2022-02-15 21:38:52,238 INFO L158 Benchmark]: TraceAbstraction took 4669.53ms. Allocated memory was 244.3MB in the beginning and 335.5MB in the end (delta: 91.2MB). Free memory was 199.9MB in the beginning and 239.6MB in the end (delta: -39.7MB). Peak memory consumption was 51.0MB. Max. memory is 8.0GB. [2022-02-15 21:38:52,239 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 183.5MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 469.82ms. Allocated memory was 183.5MB in the beginning and 244.3MB in the end (delta: 60.8MB). Free memory was 160.7MB in the beginning and 208.0MB in the end (delta: -47.3MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.08ms. Allocated memory is still 244.3MB. Free memory was 208.0MB in the beginning and 205.0MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.74ms. Allocated memory is still 244.3MB. Free memory was 205.0MB in the beginning and 202.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 823.12ms. Allocated memory is still 244.3MB. Free memory was 202.9MB in the beginning and 200.4MB in the end (delta: 2.5MB). Peak memory consumption was 60.0MB. Max. memory is 8.0GB. * TraceAbstraction took 4669.53ms. Allocated memory was 244.3MB in the beginning and 335.5MB in the end (delta: 91.2MB). Free memory was 199.9MB in the beginning and 239.6MB in the end (delta: -39.7MB). Peak memory consumption was 51.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2373, positive: 2231, positive conditional: 1262, positive unconditional: 969, negative: 142, negative conditional: 111, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2338, positive: 2231, positive conditional: 1262, positive unconditional: 969, negative: 107, negative conditional: 76, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2338, positive: 2231, positive conditional: 1262, positive unconditional: 969, negative: 107, negative conditional: 76, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2597, positive: 2231, positive conditional: 1127, positive unconditional: 1104, negative: 366, negative conditional: 259, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2597, positive: 2231, positive conditional: 402, positive unconditional: 1829, negative: 366, negative conditional: 147, negative unconditional: 219, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2597, positive: 2231, positive conditional: 402, positive unconditional: 1829, negative: 366, negative conditional: 147, negative unconditional: 219, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1072, positive: 993, positive conditional: 24, positive unconditional: 969, negative: 79, negative conditional: 46, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1072, positive: 966, positive conditional: 0, positive unconditional: 966, negative: 106, negative conditional: 0, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 106, positive: 27, positive conditional: 24, positive unconditional: 3, negative: 79, negative conditional: 46, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1633, positive: 445, positive conditional: 416, positive unconditional: 29, negative: 1188, negative conditional: 764, negative unconditional: 423, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2597, positive: 1238, positive conditional: 378, positive unconditional: 860, negative: 287, negative conditional: 101, negative unconditional: 186, unknown: 1072, unknown conditional: 70, unknown unconditional: 1002] , Statistics on independence cache: Total cache size (in pairs): 1072, Positive cache size: 993, Positive conditional cache size: 24, Positive unconditional cache size: 969, Negative cache size: 79, Negative conditional cache size: 46, Negative unconditional cache size: 33, Eliminated conditions: 837, Maximal queried relation: 6, Independence queries for same thread: 35 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 318, Number of trivial persistent sets: 143, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1000, positive: 969, positive conditional: 0, positive unconditional: 969, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2373, positive: 2231, positive conditional: 1262, positive unconditional: 969, negative: 142, negative conditional: 111, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2338, positive: 2231, positive conditional: 1262, positive unconditional: 969, negative: 107, negative conditional: 76, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2338, positive: 2231, positive conditional: 1262, positive unconditional: 969, negative: 107, negative conditional: 76, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2597, positive: 2231, positive conditional: 1127, positive unconditional: 1104, negative: 366, negative conditional: 259, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2597, positive: 2231, positive conditional: 402, positive unconditional: 1829, negative: 366, negative conditional: 147, negative unconditional: 219, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2597, positive: 2231, positive conditional: 402, positive unconditional: 1829, negative: 366, negative conditional: 147, negative unconditional: 219, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1072, positive: 993, positive conditional: 24, positive unconditional: 969, negative: 79, negative conditional: 46, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1072, positive: 966, positive conditional: 0, positive unconditional: 966, negative: 106, negative conditional: 0, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 106, positive: 27, positive conditional: 24, positive unconditional: 3, negative: 79, negative conditional: 46, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1633, positive: 445, positive conditional: 416, positive unconditional: 29, negative: 1188, negative conditional: 764, negative unconditional: 423, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2597, positive: 1238, positive conditional: 378, positive unconditional: 860, negative: 287, negative conditional: 101, negative unconditional: 186, unknown: 1072, unknown conditional: 70, unknown unconditional: 1002] , Statistics on independence cache: Total cache size (in pairs): 1072, Positive cache size: 993, Positive conditional cache size: 24, Positive unconditional cache size: 969, Negative cache size: 79, Negative conditional cache size: 46, Negative unconditional cache size: 33, Eliminated conditions: 837, Maximal queried relation: 6, Independence queries for same thread: 35 - 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] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L718] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L719] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L720] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L721] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L722] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L723] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L724] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L725] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L726] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L727] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L728] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L729] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L730] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L732] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L734] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L802] 0 pthread_t t1091; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1091={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L803] FCALL, FORK 0 pthread_create(&t1091, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1091, ((void *)0), P0, ((void *)0))=-1, t1091={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L804] 0 pthread_t t1092; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1091={5:0}, t1092={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L805] FCALL, FORK 0 pthread_create(&t1092, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1092, ((void *)0), P1, ((void *)0))=0, t1091={5:0}, t1092={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L760] 2 x$w_buff1 = x$w_buff0 [L761] 2 x$w_buff0 = 2 [L762] 2 x$w_buff1_used = x$w_buff0_used [L763] 2 x$w_buff0_used = (_Bool)1 [L764] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L18] COND FALSE 2 !(!expression) [L764] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L765] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L766] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L767] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L768] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L771] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L774] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L777] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L740] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L743] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L746] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L746] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L746] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L747] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L747] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L748] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L748] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L749] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L749] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L750] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L750] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L755] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L780] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L780] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L781] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L781] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L782] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L782] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L783] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L783] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L784] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L784] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L787] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L807] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1091={5:0}, t1092={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L809] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L809] RET 0 assume_abort_if_not(main$tmp_guard0) [L811] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L811] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L811] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L811] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L812] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L812] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L813] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L813] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L814] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L814] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L815] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L815] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L818] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L819] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L820] 0 x$flush_delayed = weak$$choice2 [L821] 0 x$mem_tmp = x [L822] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L822] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L823] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L823] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L824] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L824] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L825] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L825] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L826] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L826] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L827] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L827] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L828] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L828] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L829] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L830] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L830] 0 x = x$flush_delayed ? x$mem_tmp : x [L831] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1091={5:0}, t1092={3:0}, weak$$choice0=53, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L833] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] - UnprovableResult [Line: 805]: 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: 803]: 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, 118 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 61, 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, 1.0s InterpolantComputationTime, 660 NumberOfCodeBlocks, 660 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 573 ConstructedInterpolants, 0 QuantifiedInterpolants, 2705 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! [2022-02-15 21:38:52,279 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 [2022-02-15 21:38:52,489 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...