/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-11 02:38:47,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 02:38:47,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 02:38:48,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-11 02:38:48,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-11 02:38:48,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-11 02:38:48,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-11 02:38:48,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-11 02:38:48,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-11 02:38:48,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-11 02:38:48,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-11 02:38:48,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-11 02:38:48,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-11 02:38:48,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-11 02:38:48,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-11 02:38:48,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-11 02:38:48,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-11 02:38:48,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-11 02:38:48,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-11 02:38:48,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-11 02:38:48,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-11 02:38:48,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-11 02:38:48,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-11 02:38:48,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-11 02:38:48,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-11 02:38:48,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 02:38:48,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 02:38:48,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 02:38:48,051 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-NewStatesSleepPersistent-NoLbe.epf [2022-02-11 02:38:48,080 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 02:38:48,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 02:38:48,080 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 02:38:48,080 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 02:38:48,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 02:38:48,081 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 02:38:48,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 02:38:48,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 02:38:48,082 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 02:38:48,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 02:38:48,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 02:38:48,084 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 02:38:48,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 02:38:48,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 02:38:48,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 02:38:48,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 02:38:48,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 02:38:48,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:38:48,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 02:38:48,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 02:38:48,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 02:38:48,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 02:38:48,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 02:38:48,086 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 02:38:48,086 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 02:38:48,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 02:38:48,086 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 02:38:48,086 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2022-02-11 02:38:48,086 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-11 02:38:48,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 02:38:48,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 02:38:48,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 02:38:48,316 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 02:38:48,316 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 02:38:48,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-11 02:38:48,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94688261/c0e000e568ba40f786a0016bbb3fe20a/FLAGe5a1998b7 [2022-02-11 02:38:48,819 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 02:38:48,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-11 02:38:48,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94688261/c0e000e568ba40f786a0016bbb3fe20a/FLAGe5a1998b7 [2022-02-11 02:38:49,345 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94688261/c0e000e568ba40f786a0016bbb3fe20a [2022-02-11 02:38:49,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 02:38:49,348 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 02:38:49,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 02:38:49,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 02:38:49,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 02:38:49,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27cbe824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49, skipping insertion in model container [2022-02-11 02:38:49,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 02:38:49,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 02:38:49,536 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/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2022-02-11 02:38:49,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:38:49,675 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 02:38:49,684 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/safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2022-02-11 02:38:49,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:38:49,736 INFO L208 MainTranslator]: Completed translation [2022-02-11 02:38:49,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49 WrapperNode [2022-02-11 02:38:49,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 02:38:49,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 02:38:49,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 02:38:49,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 02:38:49,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,788 INFO L137 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 160 [2022-02-11 02:38:49,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 02:38:49,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 02:38:49,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 02:38:49,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 02:38:49,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 02:38:49,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 02:38:49,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 02:38:49,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 02:38:49,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (1/1) ... [2022-02-11 02:38:49,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:38:49,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:38:49,861 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) [2022-02-11 02:38:49,879 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 [2022-02-11 02:38:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 02:38:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-11 02:38:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 02:38:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 02:38:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 02:38:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-11 02:38:49,896 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-11 02:38:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-11 02:38:49,896 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-11 02:38:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 02:38:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-11 02:38:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 02:38:49,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 02:38:49,898 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-11 02:38:50,015 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 02:38:50,016 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 02:38:50,399 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 02:38:50,600 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 02:38:50,601 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-11 02:38:50,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:38:50 BoogieIcfgContainer [2022-02-11 02:38:50,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 02:38:50,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 02:38:50,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 02:38:50,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 02:38:50,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 02:38:49" (1/3) ... [2022-02-11 02:38:50,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24cbde77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:38:50, skipping insertion in model container [2022-02-11 02:38:50,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:38:49" (2/3) ... [2022-02-11 02:38:50,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24cbde77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:38:50, skipping insertion in model container [2022-02-11 02:38:50,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:38:50" (3/3) ... [2022-02-11 02:38:50,608 INFO L112 eAbstractionObserver]: Analyzing ICFG safe033_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-11 02:38:50,612 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 02:38:50,612 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 02:38:50,612 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-11 02:38:50,612 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 02:38:50,653 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,653 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,653 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,653 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,654 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,654 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,654 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,654 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,654 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,655 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,655 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,655 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,655 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,655 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,655 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,656 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,656 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,656 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,656 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,656 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,656 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,656 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,657 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,657 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,657 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,658 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,659 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,660 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,660 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,662 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,662 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,662 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,662 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,662 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,662 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,662 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,662 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,663 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,664 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,665 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,665 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,665 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,665 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,665 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,665 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,665 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,665 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,666 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,669 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,669 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,669 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,670 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,671 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,676 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,676 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,676 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,676 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,676 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,676 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,676 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,676 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,677 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,677 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,677 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,677 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,677 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,678 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,679 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,679 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,679 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,679 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,679 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,679 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,679 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,680 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,680 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,680 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,681 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,683 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,683 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,683 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,683 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,684 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,684 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,684 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,684 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,684 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,684 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,684 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,684 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,685 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,686 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,686 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,686 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,687 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,687 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,687 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,687 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,688 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,688 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,688 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,688 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,689 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,689 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,689 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,689 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,689 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-11 02:38:50,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:38:50,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:38:50,731 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) [2022-02-11 02:38:50,732 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 [2022-02-11 02:38:50,756 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:38:50,762 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-11 02:38:50,762 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-11 02:38:50,906 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,924 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,924 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,925 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,925 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,925 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,925 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,925 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,925 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,926 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,926 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,926 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,926 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,926 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,930 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:50,968 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:38:50,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:38:50,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1286959547, now seen corresponding path program 1 times [2022-02-11 02:38:50,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:38:50,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703463233] [2022-02-11 02:38:50,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:38:50,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:38:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:38:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:38:51,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:38:51,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703463233] [2022-02-11 02:38:51,179 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703463233] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:38:51,179 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:38:51,179 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:38:51,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958576478] [2022-02-11 02:38:51,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:38:51,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:38:51,185 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:38:51,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:38:51,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:38:51,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,204 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:38:51,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 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) [2022-02-11 02:38:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-11 02:38:51,236 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:38:51,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:38:51,238 INFO L85 PathProgramCache]: Analyzing trace with hash -488363351, now seen corresponding path program 1 times [2022-02-11 02:38:51,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:38:51,240 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801700039] [2022-02-11 02:38:51,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:38:51,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:38:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:38:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:38:51,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:38:51,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801700039] [2022-02-11 02:38:51,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801700039] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:38:51,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:38:51,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 02:38:51,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580211483] [2022-02-11 02:38:51,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:38:51,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 02:38:51,417 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:38:51,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 02:38:51,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-11 02:38:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,418 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:38:51,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 02:38:51,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,520 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,521 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,521 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,521 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,521 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,521 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,521 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,522 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,522 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,522 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,522 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,522 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,522 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,535 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,535 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,536 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,536 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,536 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,536 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,536 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,536 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,536 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,536 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,537 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,537 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,537 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,559 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,559 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,559 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,559 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,559 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,560 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,560 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,560 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,560 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,560 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,560 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,560 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,560 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:38:51,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-11 02:38:51,593 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:38:51,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:38:51,593 INFO L85 PathProgramCache]: Analyzing trace with hash -730564376, now seen corresponding path program 1 times [2022-02-11 02:38:51,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:38:51,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533697095] [2022-02-11 02:38:51,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:38:51,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:38:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:38:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:38:51,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:38:51,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533697095] [2022-02-11 02:38:51,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533697095] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:38:51,711 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:38:51,711 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 02:38:51,711 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858160791] [2022-02-11 02:38:51,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:38:51,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 02:38:51,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:38:51,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 02:38:51,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-11 02:38:51,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,712 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:38:51,712 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) [2022-02-11 02:38:51,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:38:51,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:51,758 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,759 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,759 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,759 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,760 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,760 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,760 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,760 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,760 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,760 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,760 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,760 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,761 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,761 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,805 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,830 WARN L322 ript$VariableManager]: TermVariable |v_ULTIMATE.start_main_#t~ite36#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,831 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite26#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,898 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,898 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,898 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,899 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,899 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,899 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,899 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,899 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,899 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,899 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,900 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,900 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,900 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,917 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,917 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,917 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,917 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,917 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,918 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,918 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,918 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,918 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,918 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,918 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,918 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,918 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,934 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite26#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,934 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,935 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,935 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,935 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,935 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,935 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,935 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,935 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,936 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,936 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,936 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,936 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,936 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,953 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite23_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,953 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite20_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,953 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,953 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,953 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite10_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,953 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite11_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,954 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,954 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,954 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,954 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,954 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite8_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,954 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite5_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,954 WARN L322 ript$VariableManager]: TermVariable |v_P0_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:51,956 WARN L322 ript$VariableManager]: TermVariable |v_P1_#t~ite26#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:38:52,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:52,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:38:52,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:38:52,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-11 02:38:52,030 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:38:52,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:38:52,031 INFO L85 PathProgramCache]: Analyzing trace with hash 649288114, now seen corresponding path program 1 times [2022-02-11 02:38:52,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:38:52,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184897323] [2022-02-11 02:38:52,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:38:52,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:38:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:38:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:38:52,146 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:38:52,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184897323] [2022-02-11 02:38:52,146 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184897323] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:38:52,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:38:52,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 02:38:52,146 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50982404] [2022-02-11 02:38:52,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:38:52,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 02:38:52,147 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:38:52,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 02:38:52,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-11 02:38:52,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:52,147 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:38:52,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 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) [2022-02-11 02:38:52,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:52,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:38:52,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:38:52,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:52,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:38:52,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:38:52,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:38:52,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:38:52,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-11 02:38:52,238 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 02:38:52,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:38:52,238 INFO L85 PathProgramCache]: Analyzing trace with hash 35976668, now seen corresponding path program 2 times [2022-02-11 02:38:52,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:38:52,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246735086] [2022-02-11 02:38:52,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:38:52,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:38:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:38:52,303 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:38:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:38:52,402 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:38:52,402 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:38:52,403 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-02-11 02:38:52,404 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-02-11 02:38:52,405 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-02-11 02:38:52,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-11 02:38:52,411 INFO L733 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2022-02-11 02:38:52,412 INFO L313 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2022-02-11 02:38:52,415 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-11 02:38:52,416 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-11 02:38:52,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 02:38:52 BasicIcfg [2022-02-11 02:38:52,491 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-11 02:38:52,491 INFO L158 Benchmark]: Toolchain (without parser) took 3143.63ms. Allocated memory was 181.4MB in the beginning and 234.9MB in the end (delta: 53.5MB). Free memory was 128.7MB in the beginning and 132.6MB in the end (delta: -3.9MB). Peak memory consumption was 48.6MB. Max. memory is 8.0GB. [2022-02-11 02:38:52,492 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 181.4MB. Free memory was 146.7MB in the beginning and 146.7MB in the end (delta: 71.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 02:38:52,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.82ms. Allocated memory is still 181.4MB. Free memory was 128.5MB in the beginning and 144.2MB in the end (delta: -15.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-02-11 02:38:52,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.01ms. Allocated memory is still 181.4MB. Free memory was 144.2MB in the beginning and 141.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-11 02:38:52,492 INFO L158 Benchmark]: Boogie Preprocessor took 23.92ms. Allocated memory is still 181.4MB. Free memory was 141.6MB in the beginning and 140.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-11 02:38:52,493 INFO L158 Benchmark]: RCFGBuilder took 789.14ms. Allocated memory is still 181.4MB. Free memory was 140.1MB in the beginning and 78.7MB in the end (delta: 61.3MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. [2022-02-11 02:38:52,493 INFO L158 Benchmark]: TraceAbstraction took 1887.08ms. Allocated memory was 181.4MB in the beginning and 234.9MB in the end (delta: 53.5MB). Free memory was 78.2MB in the beginning and 132.6MB in the end (delta: -54.4MB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 02:38:52,495 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 181.4MB. Free memory was 146.7MB in the beginning and 146.7MB in the end (delta: 71.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 377.82ms. Allocated memory is still 181.4MB. Free memory was 128.5MB in the beginning and 144.2MB in the end (delta: -15.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.01ms. Allocated memory is still 181.4MB. Free memory was 144.2MB in the beginning and 141.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.92ms. Allocated memory is still 181.4MB. Free memory was 141.6MB in the beginning and 140.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 789.14ms. Allocated memory is still 181.4MB. Free memory was 140.1MB in the beginning and 78.7MB in the end (delta: 61.3MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. * TraceAbstraction took 1887.08ms. Allocated memory was 181.4MB in the beginning and 234.9MB in the end (delta: 53.5MB). Free memory was 78.2MB in the beginning and 132.6MB in the end (delta: -54.4MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1252, positive: 1203, positive conditional: 548, positive unconditional: 655, negative: 49, negative conditional: 27, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1239, positive: 1203, positive conditional: 548, positive unconditional: 655, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1239, positive: 1203, positive conditional: 548, positive unconditional: 655, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1261, positive: 1203, positive conditional: 308, positive unconditional: 895, negative: 58, negative conditional: 22, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1261, positive: 1203, positive conditional: 90, positive unconditional: 1113, negative: 58, negative conditional: 1, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1261, positive: 1203, positive conditional: 90, positive unconditional: 1113, negative: 58, negative conditional: 1, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 681, positive: 657, positive conditional: 2, positive unconditional: 655, negative: 24, negative conditional: 1, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 681, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 5, positive conditional: 2, positive unconditional: 3, negative: 24, negative conditional: 1, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, positive: 32, positive conditional: 3, positive unconditional: 29, negative: 297, negative conditional: 2, negative unconditional: 296, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1261, positive: 546, positive conditional: 88, positive unconditional: 458, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 681, unknown conditional: 3, unknown unconditional: 678] , Statistics on independence cache: Total cache size (in pairs): 681, Positive cache size: 657, Positive conditional cache size: 2, Positive unconditional cache size: 655, Negative cache size: 24, Negative conditional cache size: 1, Negative unconditional cache size: 23, Eliminated conditions: 239, Maximal queried relation: 3, Independence queries for same thread: 13 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 113, Number of trivial persistent sets: 61, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 677, positive: 655, positive conditional: 0, positive unconditional: 655, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1252, positive: 1203, positive conditional: 548, positive unconditional: 655, negative: 49, negative conditional: 27, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1239, positive: 1203, positive conditional: 548, positive unconditional: 655, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1239, positive: 1203, positive conditional: 548, positive unconditional: 655, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1261, positive: 1203, positive conditional: 308, positive unconditional: 895, negative: 58, negative conditional: 22, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1261, positive: 1203, positive conditional: 90, positive unconditional: 1113, negative: 58, negative conditional: 1, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1261, positive: 1203, positive conditional: 90, positive unconditional: 1113, negative: 58, negative conditional: 1, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 681, positive: 657, positive conditional: 2, positive unconditional: 655, negative: 24, negative conditional: 1, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 681, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 5, positive conditional: 2, positive unconditional: 3, negative: 24, negative conditional: 1, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, positive: 32, positive conditional: 3, positive unconditional: 29, negative: 297, negative conditional: 2, negative unconditional: 296, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1261, positive: 546, positive conditional: 88, positive unconditional: 458, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 681, unknown conditional: 3, unknown unconditional: 678] , Statistics on independence cache: Total cache size (in pairs): 681, Positive cache size: 657, Positive conditional cache size: 2, Positive unconditional cache size: 655, Negative cache size: 24, Negative conditional cache size: 1, Negative unconditional cache size: 23, Eliminated conditions: 239, Maximal queried relation: 3, Independence queries for same thread: 13 - 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: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L716] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L717] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L718] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L719] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L720] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$r_buff0_thd2=0] [L721] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L722] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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] [L723] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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$r_buff1_thd2=0] [L724] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$read_delayed=0] [L725] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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}] [L726] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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] [L727] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$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$w_buff0_used=0] [L728] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$w_buff1=0] [L729] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L731] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L732] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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] [L733] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L803] 0 pthread_t t2561; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2561={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L804] FCALL, FORK 0 pthread_create(&t2561, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2561, ((void *)0), P0, ((void *)0))=-1, t2561={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L805] 0 pthread_t t2562; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2561={5:0}, t2562={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L806] FCALL, FORK 0 pthread_create(&t2562, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2562, ((void *)0), P1, ((void *)0))=0, t2561={5:0}, t2562={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L767] 2 x$w_buff1 = x$w_buff0 [L768] 2 x$w_buff0 = 1 [L769] 2 x$w_buff1_used = x$w_buff0_used [L770] 2 x$w_buff0_used = (_Bool)1 [L771] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L771] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L772] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L773] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L774] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L775] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L778] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L737] 1 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L742] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L743] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L744] 1 x$flush_delayed = weak$$choice2 [L745] 1 x$mem_tmp = x [L746] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L746] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L747] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L747] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L748] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L748] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L749] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L749] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L750] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L750] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L751] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L751] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L752] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L752] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L753] 1 __unbuffered_p0_EAX = x [L754] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L754] 1 x = x$flush_delayed ? x$mem_tmp : x [L755] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, 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$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, 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$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L781] 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) [L781] 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) [L782] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L782] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L783] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L783] 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 [L784] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L784] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L785] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L785] 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 [L788] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, 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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L808] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2561={5:0}, t2562={3:0}, weak$$choice0=66, weak$$choice2=255, 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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L810] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, 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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L810] RET 0 assume_abort_if_not(main$tmp_guard0) [L812] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L812] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L812] 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) [L812] 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) [L813] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L813] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L814] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L814] 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 [L815] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L815] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L816] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L816] 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 [L819] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2561={5:0}, t2562={3:0}, weak$$choice0=66, weak$$choice2=255, 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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L821] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, 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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L19] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=255, 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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 806]: 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: 804]: 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, 110 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, 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, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 260 ConstructedInterpolants, 0 QuantifiedInterpolants, 710 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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! [2022-02-11 02:38:52,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-11 02:38:52,736 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...