/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe022_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-23 08:38:19,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-23 08:38:19,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-23 08:38:19,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-23 08:38:19,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-23 08:38:19,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-23 08:38:19,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-23 08:38:19,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random7777.epf [2021-08-23 08:38:19,997 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-23 08:38:19,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-23 08:38:19,997 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-23 08:38:19,998 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-23 08:38:20,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-23 08:38:20,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-23 08:38:20,000 INFO L138 SettingsManager]: * Use SBE=true [2021-08-23 08:38:20,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-23 08:38:20,000 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-23 08:38:20,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-23 08:38:20,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-23 08:38:20,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-23 08:38:20,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-23 08:38:20,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-23 08:38:20,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-23 08:38:20,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 08:38:20,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-23 08:38:20,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-23 08:38:20,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-23 08:38:20,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-23 08:38:20,003 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-23 08:38:20,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-23 08:38:20,003 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-23 08:38:20,003 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-23 08:38:20,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-23 08:38:20,009 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-23 08:38:20,009 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-23 08:38:20,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-23 08:38:20,009 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-23 08:38:20,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-23 08:38:20,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-23 08:38:20,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-23 08:38:20,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-23 08:38:20,318 INFO L275 PluginConnector]: CDTParser initialized [2021-08-23 08:38:20,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_rmo.oepc.i [2021-08-23 08:38:20,370 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac8cd34da/acfdac91bbc4428fb175fb8a2681b5ea/FLAG3299ce761 [2021-08-23 08:38:20,840 INFO L306 CDTParser]: Found 1 translation units. [2021-08-23 08:38:20,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_rmo.oepc.i [2021-08-23 08:38:20,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac8cd34da/acfdac91bbc4428fb175fb8a2681b5ea/FLAG3299ce761 [2021-08-23 08:38:20,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac8cd34da/acfdac91bbc4428fb175fb8a2681b5ea [2021-08-23 08:38:20,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-23 08:38:20,877 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-23 08:38:20,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-23 08:38:20,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-23 08:38:20,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-23 08:38:20,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 08:38:20" (1/1) ... [2021-08-23 08:38:20,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b84a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:20, skipping insertion in model container [2021-08-23 08:38:20,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 08:38:20" (1/1) ... [2021-08-23 08:38:20,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-23 08:38:20,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-23 08:38:21,054 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_rmo.oepc.i[950,963] [2021-08-23 08:38:21,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-23 08:38:21,253 INFO L203 MainTranslator]: Completed pre-run [2021-08-23 08:38:21,263 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_rmo.oepc.i[950,963] [2021-08-23 08:38:21,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-23 08:38:21,335 INFO L208 MainTranslator]: Completed translation [2021-08-23 08:38:21,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21 WrapperNode [2021-08-23 08:38:21,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-23 08:38:21,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-23 08:38:21,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-23 08:38:21,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-23 08:38:21,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-23 08:38:21,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-23 08:38:21,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-23 08:38:21,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-23 08:38:21,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-23 08:38:21,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-23 08:38:21,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-23 08:38:21,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-23 08:38:21,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (1/1) ... [2021-08-23 08:38:21,400 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 08:38:21,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 08:38:21,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-23 08:38:21,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-23 08:38:21,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-23 08:38:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-23 08:38:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-23 08:38:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-23 08:38:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-23 08:38:21,527 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-23 08:38:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-23 08:38:21,527 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-23 08:38:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-23 08:38:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-23 08:38:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-23 08:38:21,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-23 08:38:21,529 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-23 08:38:23,149 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-23 08:38:23,149 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-23 08:38:23,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 08:38:23 BoogieIcfgContainer [2021-08-23 08:38:23,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-23 08:38:23,152 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-23 08:38:23,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-23 08:38:23,154 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-23 08:38:23,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 08:38:20" (1/3) ... [2021-08-23 08:38:23,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b115cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 08:38:23, skipping insertion in model container [2021-08-23 08:38:23,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 08:38:21" (2/3) ... [2021-08-23 08:38:23,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b115cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 08:38:23, skipping insertion in model container [2021-08-23 08:38:23,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 08:38:23" (3/3) ... [2021-08-23 08:38:23,156 INFO L111 eAbstractionObserver]: Analyzing ICFG safe022_rmo.oepc.i [2021-08-23 08:38:23,159 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-23 08:38:23,160 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-23 08:38:23,160 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-23 08:38:23,160 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-23 08:38:23,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,190 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,190 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,191 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,191 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,191 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,191 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,191 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,192 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,192 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,192 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,192 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,192 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,192 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,192 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,192 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,193 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,193 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,193 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,193 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,193 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,193 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,193 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,194 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,194 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,194 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,194 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,194 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,194 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,194 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,195 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,195 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,195 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,195 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,195 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,196 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,197 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,198 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,201 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,202 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,203 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,207 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,208 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,213 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,213 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,213 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,218 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,219 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,219 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,221 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-23 08:38:23,249 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 08:38:23,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 08:38:23,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 08:38:23,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-23 08:38:23,352 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 08:38:23,356 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, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-23 08:38:23,356 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-23 08:38:23,407 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,445 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,446 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,447 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,447 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,447 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,447 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,448 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,448 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,448 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,485 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,486 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,486 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,486 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,487 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,487 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,487 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,488 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,488 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,488 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,489 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,489 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,489 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,492 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,530 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 08:38:23,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 08:38:23,534 INFO L82 PathProgramCache]: Analyzing trace with hash 251404614, now seen corresponding path program 1 times [2021-08-23 08:38:23,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 08:38:23,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400909923] [2021-08-23 08:38:23,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 08:38:23,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 08:38:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 08:38:23,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 08:38:23,672 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 08:38:23,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400909923] [2021-08-23 08:38:23,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400909923] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 08:38:23,673 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 08:38:23,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-23 08:38:23,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087882676] [2021-08-23 08:38:23,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-23 08:38:23,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 08:38:23,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-23 08:38:23,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-23 08:38:23,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:23,686 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 08:38:23,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 08:38:23,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:23,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:23,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-23 08:38:23,696 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 08:38:23,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 08:38:23,696 INFO L82 PathProgramCache]: Analyzing trace with hash 445849879, now seen corresponding path program 1 times [2021-08-23 08:38:23,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 08:38:23,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743144725] [2021-08-23 08:38:23,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 08:38:23,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 08:38:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 08:38:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 08:38:23,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 08:38:23,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743144725] [2021-08-23 08:38:23,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743144725] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 08:38:23,890 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 08:38:23,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 08:38:23,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523018084] [2021-08-23 08:38:23,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 08:38:23,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 08:38:23,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 08:38:23,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 08:38:23,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:23,892 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 08:38:23,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 08:38:23,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:23,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:23,933 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,936 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,952 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,954 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:23,959 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:24,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 08:38:24,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-23 08:38:24,009 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 08:38:24,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 08:38:24,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1137515860, now seen corresponding path program 1 times [2021-08-23 08:38:24,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 08:38:24,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643911089] [2021-08-23 08:38:24,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 08:38:24,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 08:38:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 08:38:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 08:38:24,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 08:38:24,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643911089] [2021-08-23 08:38:24,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643911089] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 08:38:24,309 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 08:38:24,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-23 08:38:24,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876559581] [2021-08-23 08:38:24,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 08:38:24,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 08:38:24,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 08:38:24,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-23 08:38:24,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:24,313 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 08:38:24,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 08:38:24,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:24,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 08:38:24,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:24,441 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,441 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,442 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,442 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,442 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,442 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,442 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,442 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,442 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,443 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,443 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,443 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,443 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,457 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,457 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,457 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,457 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,458 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,458 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,458 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,458 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,458 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,458 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,458 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,459 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,459 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:24,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 08:38:24,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 08:38:24,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-23 08:38:24,502 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 08:38:24,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 08:38:24,502 INFO L82 PathProgramCache]: Analyzing trace with hash -28172907, now seen corresponding path program 1 times [2021-08-23 08:38:24,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 08:38:24,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401412957] [2021-08-23 08:38:24,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 08:38:24,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 08:38:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 08:38:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 08:38:24,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 08:38:24,840 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401412957] [2021-08-23 08:38:24,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401412957] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 08:38:24,840 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 08:38:24,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-23 08:38:24,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742504761] [2021-08-23 08:38:24,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-23 08:38:24,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 08:38:24,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-23 08:38:24,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-08-23 08:38:24,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:24,842 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 08:38:24,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 08:38:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 08:38:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 08:38:24,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:24,895 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,895 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,895 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,895 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,895 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,896 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,896 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,896 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,896 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,896 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,896 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,896 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:24,897 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:25,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 08:38:25,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 08:38:25,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 08:38:25,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-23 08:38:25,162 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 08:38:25,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 08:38:25,162 INFO L82 PathProgramCache]: Analyzing trace with hash 1868431049, now seen corresponding path program 2 times [2021-08-23 08:38:25,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 08:38:25,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439193835] [2021-08-23 08:38:25,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 08:38:25,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 08:38:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 08:38:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 08:38:25,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 08:38:25,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439193835] [2021-08-23 08:38:25,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439193835] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 08:38:25,278 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 08:38:25,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-23 08:38:25,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928148679] [2021-08-23 08:38:25,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 08:38:25,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 08:38:25,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 08:38:25,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-23 08:38:25,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:25,279 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 08:38:25,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 08:38:25,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:25,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 08:38:25,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 08:38:25,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 08:38:25,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:25,346 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,347 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,347 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,347 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,347 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,347 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,347 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,347 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,348 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,348 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,348 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,348 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,348 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,348 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,364 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite34_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,478 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,479 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,479 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,479 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,479 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,482 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,483 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,483 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,483 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,483 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,483 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,484 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,484 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,484 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,515 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,515 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,515 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,516 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,516 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,516 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,516 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,516 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,516 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,516 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,517 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,517 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,517 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,518 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,535 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,536 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite34_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,550 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite34_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,550 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 08:38:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 08:38:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 08:38:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 08:38:25,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 08:38:25,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 08:38:25,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-23 08:38:25,608 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 08:38:25,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 08:38:25,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1506580625, now seen corresponding path program 1 times [2021-08-23 08:38:25,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 08:38:25,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379431882] [2021-08-23 08:38:25,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 08:38:25,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 08:38:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 08:38:25,639 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 08:38:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 08:38:25,692 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 08:38:25,692 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 08:38:25,693 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 08:38:25,694 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 08:38:25,694 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-23 08:38:25,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-23 08:38:25,699 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-08-23 08:38:25,701 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-23 08:38:25,701 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-23 08:38:25,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 08:38:25 BasicIcfg [2021-08-23 08:38:25,774 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-23 08:38:25,775 INFO L168 Benchmark]: Toolchain (without parser) took 4897.40 ms. Allocated memory was 179.3 MB in the beginning and 260.0 MB in the end (delta: 80.7 MB). Free memory was 142.1 MB in the beginning and 85.1 MB in the end (delta: 57.0 MB). Peak memory consumption was 137.2 MB. Max. memory is 8.0 GB. [2021-08-23 08:38:25,775 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 179.3 MB. Free memory is still 160.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-23 08:38:25,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.05 ms. Allocated memory is still 179.3 MB. Free memory was 141.9 MB in the beginning and 149.7 MB in the end (delta: -7.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-23 08:38:25,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.47 ms. Allocated memory is still 179.3 MB. Free memory was 149.7 MB in the beginning and 147.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-23 08:38:25,776 INFO L168 Benchmark]: Boogie Preprocessor took 24.93 ms. Allocated memory is still 179.3 MB. Free memory was 147.1 MB in the beginning and 145.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-23 08:38:25,777 INFO L168 Benchmark]: RCFGBuilder took 1756.77 ms. Allocated memory was 179.3 MB in the beginning and 260.0 MB in the end (delta: 80.7 MB). Free memory was 145.0 MB in the beginning and 208.5 MB in the end (delta: -63.5 MB). Peak memory consumption was 91.0 MB. Max. memory is 8.0 GB. [2021-08-23 08:38:25,777 INFO L168 Benchmark]: TraceAbstraction took 2621.70 ms. Allocated memory is still 260.0 MB. Free memory was 208.0 MB in the beginning and 85.1 MB in the end (delta: 122.9 MB). Peak memory consumption was 122.4 MB. Max. memory is 8.0 GB. [2021-08-23 08:38:25,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 179.3 MB. Free memory is still 160.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 431.05 ms. Allocated memory is still 179.3 MB. Free memory was 141.9 MB in the beginning and 149.7 MB in the end (delta: -7.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 32.47 ms. Allocated memory is still 179.3 MB. Free memory was 149.7 MB in the beginning and 147.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 24.93 ms. Allocated memory is still 179.3 MB. Free memory was 147.1 MB in the beginning and 145.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1756.77 ms. Allocated memory was 179.3 MB in the beginning and 260.0 MB in the end (delta: 80.7 MB). Free memory was 145.0 MB in the beginning and 208.5 MB in the end (delta: -63.5 MB). Peak memory consumption was 91.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2621.70 ms. Allocated memory is still 260.0 MB. Free memory was 208.0 MB in the beginning and 85.1 MB in the end (delta: 122.9 MB). Peak memory consumption was 122.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1545, positive: 1458, positive conditional: 796, positive unconditional: 662, negative: 87, negative conditional: 66, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1519, positive: 1458, positive conditional: 796, positive unconditional: 662, negative: 61, negative conditional: 40, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1519, positive: 1458, positive conditional: 796, positive unconditional: 662, negative: 61, negative conditional: 40, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1584, positive: 1458, positive conditional: 708, positive unconditional: 750, negative: 126, negative conditional: 65, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1584, positive: 1458, positive conditional: 365, positive unconditional: 1093, negative: 126, negative conditional: 23, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1584, positive: 1458, positive conditional: 365, positive unconditional: 1093, negative: 126, negative conditional: 23, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 690, positive: 665, positive conditional: 3, positive unconditional: 662, negative: 25, negative conditional: 4, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 690, positive: 660, positive conditional: 0, positive unconditional: 660, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 25, negative conditional: 4, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 340, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 334, negative conditional: 39, negative unconditional: 295, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1584, positive: 793, positive conditional: 362, positive unconditional: 431, negative: 101, negative conditional: 19, negative unconditional: 82, unknown: 690, unknown conditional: 7, unknown unconditional: 683] , Statistics on independence cache: Total cache size (in pairs): 690, Positive cache size: 665, Positive conditional cache size: 3, Positive unconditional cache size: 662, Negative cache size: 25, Negative conditional cache size: 4, Negative unconditional cache size: 21, Eliminated conditions: 385, Maximal queried relation: 3, Independence queries for same thread: 26 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 356, Number of persistent set computation: 291, Number of trivial persistent sets: 177, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 683, positive: 662, positive conditional: 0, positive unconditional: 662, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1545, positive: 1458, positive conditional: 796, positive unconditional: 662, negative: 87, negative conditional: 66, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1519, positive: 1458, positive conditional: 796, positive unconditional: 662, negative: 61, negative conditional: 40, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1519, positive: 1458, positive conditional: 796, positive unconditional: 662, negative: 61, negative conditional: 40, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1584, positive: 1458, positive conditional: 708, positive unconditional: 750, negative: 126, negative conditional: 65, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1584, positive: 1458, positive conditional: 365, positive unconditional: 1093, negative: 126, negative conditional: 23, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1584, positive: 1458, positive conditional: 365, positive unconditional: 1093, negative: 126, negative conditional: 23, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 690, positive: 665, positive conditional: 3, positive unconditional: 662, negative: 25, negative conditional: 4, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 690, positive: 660, positive conditional: 0, positive unconditional: 660, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 25, negative conditional: 4, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 340, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 334, negative conditional: 39, negative unconditional: 295, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1584, positive: 793, positive conditional: 362, positive unconditional: 431, negative: 101, negative conditional: 19, negative unconditional: 82, unknown: 690, unknown conditional: 7, unknown unconditional: 683] , Statistics on independence cache: Total cache size (in pairs): 690, Positive cache size: 665, Positive conditional cache size: 3, Positive unconditional cache size: 662, Negative cache size: 25, Negative conditional cache size: 4, Negative unconditional cache size: 21, Eliminated conditions: 385, Maximal queried relation: 3, Independence queries for same thread: 26 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L718] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L719] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L720] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L721] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L722] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L723] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L728] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L729] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L730] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L731] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L732] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L733] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L807] 0 pthread_t t2313; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L808] FCALL, FORK 0 pthread_create(&t2313, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L738] 1 y$w_buff1 = y$w_buff0 [L739] 1 y$w_buff0 = 1 [L740] 1 y$w_buff1_used = y$w_buff0_used [L741] 1 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L743] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L744] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L745] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L746] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L809] 0 pthread_t t2314; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L810] FCALL, FORK 0 pthread_create(&t2314, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L749] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L766] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L769] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L770] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L771] 2 y$flush_delayed = weak$$choice2 [L772] 2 y$mem_tmp = y [L773] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L773] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L774] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L774] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L775] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L775] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L776] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L776] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L777] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L777] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L778] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L778] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L779] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L779] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L780] 2 __unbuffered_p1_EBX = y [L781] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L781] 2 y = y$flush_delayed ? y$mem_tmp : y [L782] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L752] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L753] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L753] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L754] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L755] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L755] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L756] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L756] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L759] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L761] 1 return 0; VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L785] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L785] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L785] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L785] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L786] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L786] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L787] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L787] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L788] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L788] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L789] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L789] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L792] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L794] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L812] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L816] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L816] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L816] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L816] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L817] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L817] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L818] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L818] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L819] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L819] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L820] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L820] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L823] 0 main$tmp_guard1 = !(__unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 810]: 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: 808]: 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, 105 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2451.7ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 1123.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 21.0ms SsaConstructionTime, 252.1ms SatisfiabilityAnalysisTime, 753.3ms InterpolantComputationTime, 399 NumberOfCodeBlocks, 399 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 322 ConstructedInterpolants, 0 QuantifiedInterpolants, 1351 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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! [2021-08-23 08:38:25,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-23 08:38:26,040 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...