/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe011_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 00:47:58,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 00:47:58,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 00:47:58,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 00:47:59,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 00:47:59,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 00:47:59,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 00:47:59,016 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-NewStatesSleep-NoLbe.epf [2021-07-10 00:47:59,051 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 00:47:59,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 00:47:59,052 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 00:47:59,052 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 00:47:59,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 00:47:59,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 00:47:59,055 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 00:47:59,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 00:47:59,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 00:47:59,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 00:47:59,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 00:47:59,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 00:47:59,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 00:47:59,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 00:47:59,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 00:47:59,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 00:47:59,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 00:47:59,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 00:47:59,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 00:47:59,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 00:47:59,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 00:47:59,057 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 00:47:59,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 00:47:59,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:47:59,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 00:47:59,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 00:47:59,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 00:47:59,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 00:47:59,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 00:47:59,058 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 00:47:59,058 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 00:47:59,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 00:47:59,059 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 00:47:59,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 00:47:59,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 00:47:59,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 00:47:59,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 00:47:59,377 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 00:47:59,378 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 00:47:59,378 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe011_rmo.oepc.i [2021-07-10 00:47:59,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83af93c85/5c5d4636b63f4c84a505a7bd4da970fd/FLAG18eb9775a [2021-07-10 00:47:59,884 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 00:47:59,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe011_rmo.oepc.i [2021-07-10 00:47:59,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83af93c85/5c5d4636b63f4c84a505a7bd4da970fd/FLAG18eb9775a [2021-07-10 00:48:00,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83af93c85/5c5d4636b63f4c84a505a7bd4da970fd [2021-07-10 00:48:00,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 00:48:00,256 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 00:48:00,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 00:48:00,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 00:48:00,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 00:48:00,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73367f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00, skipping insertion in model container [2021-07-10 00:48:00,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 00:48:00,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 00:48:00,468 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe011_rmo.oepc.i[950,963] [2021-07-10 00:48:00,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:48:00,727 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 00:48:00,739 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe011_rmo.oepc.i[950,963] [2021-07-10 00:48:00,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:48:00,843 INFO L208 MainTranslator]: Completed translation [2021-07-10 00:48:00,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00 WrapperNode [2021-07-10 00:48:00,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 00:48:00,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 00:48:00,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 00:48:00,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 00:48:00,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 00:48:00,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 00:48:00,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 00:48:00,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 00:48:00,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... [2021-07-10 00:48:00,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 00:48:00,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 00:48:00,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 00:48:00,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 00:48:00,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:48:01,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 00:48:01,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 00:48:01,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 00:48:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 00:48:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 00:48:01,053 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 00:48:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 00:48:01,053 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 00:48:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 00:48:01,054 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 00:48:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 00:48:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 00:48:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 00:48:01,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 00:48:01,056 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 00:48:03,390 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 00:48:03,390 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-10 00:48:03,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:48:03 BoogieIcfgContainer [2021-07-10 00:48:03,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 00:48:03,396 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 00:48:03,396 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 00:48:03,398 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 00:48:03,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 12:48:00" (1/3) ... [2021-07-10 00:48:03,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@460ed1cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:48:03, skipping insertion in model container [2021-07-10 00:48:03,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:00" (2/3) ... [2021-07-10 00:48:03,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@460ed1cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:48:03, skipping insertion in model container [2021-07-10 00:48:03,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:48:03" (3/3) ... [2021-07-10 00:48:03,401 INFO L111 eAbstractionObserver]: Analyzing ICFG safe011_rmo.oepc.i [2021-07-10 00:48:03,409 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 00:48:03,410 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 00:48:03,410 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-10 00:48:03,411 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 00:48:03,454 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,455 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,455 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,455 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,455 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,455 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,455 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,455 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,456 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,456 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,456 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,456 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,456 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,456 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,456 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,457 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,457 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,457 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,457 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,457 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,458 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,458 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,458 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,460 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,461 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,461 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,461 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,461 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,462 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,462 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,462 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,462 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,462 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,463 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,464 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,465 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,466 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,466 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,466 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,467 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,467 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,467 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,467 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,468 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,468 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,468 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,468 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,468 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,469 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,469 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,469 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,469 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,470 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,472 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,475 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,476 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,476 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,476 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,477 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,477 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,477 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,478 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,480 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,481 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,481 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,483 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,489 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,489 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,489 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,489 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,489 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,489 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,492 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,492 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,494 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 00:48:03,517 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 00:48:03,595 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 00:48:03,596 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 00:48:03,596 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 00:48:03,596 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 00:48:03,596 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 00:48:03,596 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 00:48:03,596 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 00:48:03,596 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 00:48:03,658 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:03,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:03,663 INFO L82 PathProgramCache]: Analyzing trace with hash -223939144, now seen corresponding path program 1 times [2021-07-10 00:48:03,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:03,671 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135901808] [2021-07-10 00:48:03,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:03,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:48:03,862 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:03,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135901808] [2021-07-10 00:48:03,863 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135901808] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:03,863 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:03,863 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 00:48:03,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91162632] [2021-07-10 00:48:03,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 00:48:03,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:03,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 00:48:03,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 00:48:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:03,883 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:03,890 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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) [2021-07-10 00:48:03,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:03,949 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,964 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:03,965 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,083 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,088 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,113 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,123 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,124 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,162 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,173 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,186 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,196 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:04,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:04,218 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 00:48:04,218 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:04,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:04,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1685543287, now seen corresponding path program 1 times [2021-07-10 00:48:04,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:04,221 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123194030] [2021-07-10 00:48:04,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:04,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:48:04,577 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:04,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123194030] [2021-07-10 00:48:04,578 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123194030] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:04,578 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:04,578 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:48:04,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784218224] [2021-07-10 00:48:04,580 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:48:04,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:04,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:48:04,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:48:04,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:04,581 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:04,582 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 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) [2021-07-10 00:48:04,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:04,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:05,028 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,028 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,029 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,029 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,029 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,029 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,029 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,029 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,030 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,030 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,030 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,030 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,030 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,031 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,063 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,064 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,064 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,064 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,064 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,064 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,064 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,064 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,064 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,065 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,065 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,065 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,065 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,065 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,102 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,102 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,102 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,103 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,106 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,106 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,107 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,107 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,107 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,107 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,107 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,108 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,108 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,109 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,132 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,132 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,133 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,138 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,138 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,139 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,139 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,139 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,139 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,139 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,139 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,139 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,139 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,140 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,172 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,173 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,173 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,173 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,173 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,173 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,173 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,192 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,193 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,193 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,193 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,193 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,193 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,193 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,193 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,194 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,194 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,194 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,194 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,194 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,194 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:05,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:05,232 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 00:48:05,232 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:05,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:05,239 INFO L82 PathProgramCache]: Analyzing trace with hash 389524939, now seen corresponding path program 1 times [2021-07-10 00:48:05,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:05,240 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411737198] [2021-07-10 00:48:05,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:05,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:48:05,369 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:05,369 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411737198] [2021-07-10 00:48:05,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411737198] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:05,369 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:05,369 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-10 00:48:05,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199616595] [2021-07-10 00:48:05,370 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 00:48:05,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:05,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 00:48:05,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 00:48:05,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:05,371 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:05,371 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:48:05,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:05,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:05,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:05,409 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,417 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,432 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,438 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,448 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,456 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,457 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,472 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,479 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,667 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,667 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,667 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,667 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,668 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,668 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,671 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,671 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,671 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,671 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,671 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,672 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,672 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,672 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,695 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,695 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,695 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,695 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,695 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,697 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,697 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,725 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,725 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,726 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,727 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,746 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,747 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,748 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,784 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,786 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,787 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,787 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,787 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:05,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:05,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:05,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:05,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 00:48:05,833 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:05,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:05,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1684597716, now seen corresponding path program 1 times [2021-07-10 00:48:05,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:05,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564010626] [2021-07-10 00:48:05,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:05,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:48:05,967 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:05,967 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564010626] [2021-07-10 00:48:05,967 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564010626] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:05,967 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:05,968 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:48:05,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426881702] [2021-07-10 00:48:05,968 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:48:05,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:05,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:48:05,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:48:05,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:05,969 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:05,969 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:48:05,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:05,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:05,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:05,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:06,252 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,254 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,254 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,254 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,254 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,254 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,255 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,255 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,255 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,463 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,464 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,464 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,464 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,464 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:06,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:06,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:06,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:06,487 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 00:48:06,487 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:06,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:06,488 INFO L82 PathProgramCache]: Analyzing trace with hash -796530947, now seen corresponding path program 1 times [2021-07-10 00:48:06,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:06,488 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560355212] [2021-07-10 00:48:06,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:06,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:48:06,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:06,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560355212] [2021-07-10 00:48:06,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560355212] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:06,615 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:06,615 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:48:06,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120795687] [2021-07-10 00:48:06,616 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:48:06,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:06,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:48:06,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:48:06,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:06,617 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:06,617 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:48:06,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:06,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:06,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:06,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:06,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:06,946 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,947 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,972 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,973 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:06,973 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:07,045 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:07,080 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:07,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:07,106 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:07,107 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:07,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:07,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:07,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,214 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 00:48:07,214 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:07,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:07,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1847982350, now seen corresponding path program 1 times [2021-07-10 00:48:07,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:07,215 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947404509] [2021-07-10 00:48:07,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:07,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:48:07,343 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:07,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947404509] [2021-07-10 00:48:07,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947404509] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:07,344 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:07,344 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:48:07,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816351950] [2021-07-10 00:48:07,344 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:48:07,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:07,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:48:07,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:48:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:07,345 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:07,346 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 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) [2021-07-10 00:48:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:07,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:07,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:07,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:07,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:07,931 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 00:48:07,931 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:07,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:07,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1545712946, now seen corresponding path program 2 times [2021-07-10 00:48:07,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:07,932 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039548524] [2021-07-10 00:48:07,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:08,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:48:08,182 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:08,182 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039548524] [2021-07-10 00:48:08,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039548524] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:08,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:08,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:48:08,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413991020] [2021-07-10 00:48:08,183 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:48:08,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:08,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:48:08,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:48:08,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:08,187 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:08,187 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2021-07-10 00:48:08,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:08,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:08,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:08,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:08,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:08,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:08,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:08,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:08,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:08,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:08,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:08,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:08,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:08,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:48:08,808 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-10 00:48:08,808 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:08,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:08,809 INFO L82 PathProgramCache]: Analyzing trace with hash 823097804, now seen corresponding path program 1 times [2021-07-10 00:48:08,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:08,809 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377603940] [2021-07-10 00:48:08,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:48:09,394 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:09,394 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377603940] [2021-07-10 00:48:09,394 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377603940] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:09,394 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:09,394 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-07-10 00:48:09,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838001194] [2021-07-10 00:48:09,395 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-10 00:48:09,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:09,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-10 00:48:09,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-07-10 00:48:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:09,396 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:09,397 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.733333333333333) internal successors, (86), 15 states have internal predecessors, (86), 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) [2021-07-10 00:48:09,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:09,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:09,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:09,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:09,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:09,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:09,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:48:09,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:09,592 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,598 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,599 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,636 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,637 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,713 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,740 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,741 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,770 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,777 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,778 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,803 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,804 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,816 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,816 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,827 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,828 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,889 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,907 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,922 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,936 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,937 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:09,952 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:10,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:10,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:10,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:48:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:48:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:48:10,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:10,671 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-10 00:48:10,672 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:10,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:10,672 INFO L82 PathProgramCache]: Analyzing trace with hash 94128588, now seen corresponding path program 2 times [2021-07-10 00:48:10,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:10,672 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23958544] [2021-07-10 00:48:10,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-10 00:48:10,716 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-10 00:48:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-10 00:48:10,757 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-10 00:48:10,791 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-10 00:48:10,791 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-10 00:48:10,791 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-10 00:48:10,798 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/2) [2021-07-10 00:48:10,800 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 00:48:10,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 12:48:10 BasicIcfg [2021-07-10 00:48:10,901 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 00:48:10,902 INFO L168 Benchmark]: Toolchain (without parser) took 10646.16 ms. Allocated memory was 183.5 MB in the beginning and 527.4 MB in the end (delta: 343.9 MB). Free memory was 146.5 MB in the beginning and 174.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 314.6 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:10,902 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 183.5 MB. Free memory is still 164.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 00:48:10,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 585.45 ms. Allocated memory is still 183.5 MB. Free memory was 146.4 MB in the beginning and 154.5 MB in the end (delta: -8.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:10,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.32 ms. Allocated memory is still 183.5 MB. Free memory was 154.5 MB in the beginning and 151.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:10,903 INFO L168 Benchmark]: Boogie Preprocessor took 52.00 ms. Allocated memory is still 183.5 MB. Free memory was 151.9 MB in the beginning and 149.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:10,903 INFO L168 Benchmark]: RCFGBuilder took 2417.94 ms. Allocated memory was 183.5 MB in the beginning and 238.0 MB in the end (delta: 54.5 MB). Free memory was 149.7 MB in the beginning and 133.0 MB in the end (delta: 16.7 MB). Peak memory consumption was 91.3 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:10,903 INFO L168 Benchmark]: TraceAbstraction took 7505.46 ms. Allocated memory was 238.0 MB in the beginning and 527.4 MB in the end (delta: 289.4 MB). Free memory was 132.4 MB in the beginning and 174.9 MB in the end (delta: -42.5 MB). Peak memory consumption was 245.4 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:10,905 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 183.5 MB. Free memory is still 164.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 585.45 ms. Allocated memory is still 183.5 MB. Free memory was 146.4 MB in the beginning and 154.5 MB in the end (delta: -8.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 77.32 ms. Allocated memory is still 183.5 MB. Free memory was 154.5 MB in the beginning and 151.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 52.00 ms. Allocated memory is still 183.5 MB. Free memory was 151.9 MB in the beginning and 149.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2417.94 ms. Allocated memory was 183.5 MB in the beginning and 238.0 MB in the end (delta: 54.5 MB). Free memory was 149.7 MB in the beginning and 133.0 MB in the end (delta: 16.7 MB). Peak memory consumption was 91.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7505.46 ms. Allocated memory was 238.0 MB in the beginning and 527.4 MB in the end (delta: 289.4 MB). Free memory was 132.4 MB in the beginning and 174.9 MB in the end (delta: -42.5 MB). Peak memory consumption was 245.4 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: 128323, positive: 123897, positive conditional: 123897, positive unconditional: 0, negative: 4426, negative conditional: 4426, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 127857, positive: 123897, positive conditional: 123897, positive unconditional: 0, negative: 3960, negative conditional: 3960, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 127857, positive: 123024, positive conditional: 0, positive unconditional: 123024, negative: 4833, negative conditional: 0, negative unconditional: 4833, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 555, positive: 530, positive conditional: 0, positive unconditional: 530, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 555, positive: 526, positive conditional: 0, positive unconditional: 526, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 127857, positive: 122494, positive conditional: 0, positive unconditional: 122494, negative: 4808, negative conditional: 0, negative unconditional: 4808, unknown: 555, unknown conditional: 0, unknown unconditional: 555] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, SemanticConditionEliminator.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 23695, positive: 852, positive conditional: 852, positive unconditional: 0, negative: 22799, negative conditional: 817, negative unconditional: 21982, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, Eliminated conditions: 21982, SemanticConditionEliminator.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 23695, positive: 852, positive conditional: 852, positive unconditional: 0, negative: 22799, negative conditional: 817, negative unconditional: 21982, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, Eliminated conditions: 21982, SemanticConditionEliminator.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 23695, positive: 852, positive conditional: 852, positive unconditional: 0, negative: 22799, negative conditional: 817, negative unconditional: 21982, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, Eliminated conditions: 21982, SemanticConditionEliminator.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 23695, positive: 852, positive conditional: 852, positive unconditional: 0, negative: 22799, negative conditional: 817, negative unconditional: 21982, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, Eliminated conditions: 21982, SemanticConditionEliminator.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 23695, positive: 852, positive conditional: 852, positive unconditional: 0, negative: 22799, negative conditional: 817, negative unconditional: 21982, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, Eliminated conditions: 21982, SemanticConditionEliminator.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 23695, positive: 852, positive conditional: 852, positive unconditional: 0, negative: 22799, negative conditional: 817, negative unconditional: 21982, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, Eliminated conditions: 21982, SemanticConditionEliminator.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 23695, positive: 852, positive conditional: 852, positive unconditional: 0, negative: 22799, negative conditional: 817, negative unconditional: 21982, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, Eliminated conditions: 21982, SemanticConditionEliminator.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23695, positive: 873, positive conditional: 873, positive unconditional: 0, negative: 22822, negative conditional: 840, negative unconditional: 21982, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 73, positive: 25, positive conditional: 21, positive unconditional: 4, negative: 48, negative conditional: 23, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1058, positive: 280, positive conditional: 238, positive unconditional: 42, negative: 777, negative conditional: 374, negative unconditional: 403, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 23695, positive: 852, positive conditional: 852, positive unconditional: 0, negative: 22799, negative conditional: 817, negative unconditional: 21982, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 599, Positive cache size: 551, Positive conditional cache size: 21, Positive unconditional cache size: 530, Negative cache size: 48, Negative conditional cache size: 23, Negative unconditional cache size: 25, Eliminated conditions: 21982 ], Maximal queried relation: 8, Independence queries for same thread: 466 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L719] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L720] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L721] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L722] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L723] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L724] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L725] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L726] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0] [L727] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L728] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L729] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L730] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L731] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L732] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L733] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L734] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L735] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L818] 0 pthread_t t2037; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L819] FCALL, FORK 0 pthread_create(&t2037, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L820] 0 pthread_t t2038; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L821] FCALL, FORK 0 pthread_create(&t2038, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L822] 0 pthread_t t2039; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L823] FCALL, FORK 0 pthread_create(&t2039, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L741] 1 z$w_buff1 = z$w_buff0 [L742] 1 z$w_buff0 = 2 [L743] 1 z$w_buff1_used = z$w_buff0_used [L744] 1 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L746] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L747] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L748] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L749] 1 z$r_buff1_thd3 = z$r_buff0_thd3 [L750] 1 z$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L753] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L773] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L776] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L776] EXPR 2 z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z [L776] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L776] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L777] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L777] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L778] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L778] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L779] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L779] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L780] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L780] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L783] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L790] 3 __unbuffered_p2_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L793] 3 z = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L756] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L756] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L757] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L757] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L758] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L758] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L759] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L759] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L760] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L760] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L763] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L765] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L796] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L796] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L796] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L796] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L797] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L797] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L798] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L798] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L799] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L799] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L800] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L800] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L825] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L829] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L829] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L829] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L829] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L830] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L830] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L831] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L831] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L832] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L832] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L833] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L833] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L836] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L837] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L838] 0 z$flush_delayed = weak$$choice2 [L839] 0 z$mem_tmp = z [L840] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L840] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L841] EXPR 0 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L841] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L842] EXPR 0 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L842] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L843] EXPR 0 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L843] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L844] EXPR 0 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L844] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L845] EXPR 0 weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L845] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L846] EXPR 0 weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L846] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L847] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p2_EAX == 1) [L848] EXPR 0 z$flush_delayed ? z$mem_tmp : z [L848] 0 z = z$flush_delayed ? z$mem_tmp : z [L849] 0 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 133 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 7258.1ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.2ms, PartialOrderReductionTime: 5074.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 73, 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: 37.7ms SsaConstructionTime, 560.0ms SatisfiabilityAnalysisTime, 1234.5ms InterpolantComputationTime, 691 NumberOfCodeBlocks, 691 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 597 ConstructedInterpolants, 0 QuantifiedInterpolants, 2150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...