/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-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi001_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-07 10:13:42,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-07 10:13:42,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-07 10:13:42,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-07 10:13:42,493 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-Random7777.epf [2021-08-07 10:13:42,527 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-07 10:13:42,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-07 10:13:42,528 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-07 10:13:42,528 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-07 10:13:42,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-07 10:13:42,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-07 10:13:42,531 INFO L138 SettingsManager]: * Use SBE=true [2021-08-07 10:13:42,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-07 10:13:42,532 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-07 10:13:42,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-07 10:13:42,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-07 10:13:42,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-07 10:13:42,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-07 10:13:42,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-07 10:13:42,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-07 10:13:42,534 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-07 10:13:42,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-07 10:13:42,534 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-07 10:13:42,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-07 10:13:42,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-07 10:13:42,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-07 10:13:42,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-07 10:13:42,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-07 10:13:42,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 10:13:42,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-07 10:13:42,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-07 10:13:42,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-07 10:13:42,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-07 10:13:42,536 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-07 10:13:42,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-07 10:13:42,536 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-07 10:13:42,536 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-07 10:13:42,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-07 10:13:42,537 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-07 10:13:42,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-07 10:13:42,537 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-07 10:13:42,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-07 10:13:42,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-07 10:13:42,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-07 10:13:42,854 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-07 10:13:42,855 INFO L275 PluginConnector]: CDTParser initialized [2021-08-07 10:13:42,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi001_power.opt.i [2021-08-07 10:13:42,924 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3473bb56f/b4f30c4d066743f0be5522e413f2b49b/FLAG33b71ca2a [2021-08-07 10:13:43,425 INFO L306 CDTParser]: Found 1 translation units. [2021-08-07 10:13:43,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi001_power.opt.i [2021-08-07 10:13:43,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3473bb56f/b4f30c4d066743f0be5522e413f2b49b/FLAG33b71ca2a [2021-08-07 10:13:43,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3473bb56f/b4f30c4d066743f0be5522e413f2b49b [2021-08-07 10:13:43,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-07 10:13:43,748 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-07 10:13:43,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-07 10:13:43,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-07 10:13:43,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-07 10:13:43,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 10:13:43" (1/1) ... [2021-08-07 10:13:43,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2e4477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:43, skipping insertion in model container [2021-08-07 10:13:43,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 10:13:43" (1/1) ... [2021-08-07 10:13:43,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-07 10:13:43,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-07 10:13:43,934 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/rfi001_power.opt.i[950,963] [2021-08-07 10:13:44,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 10:13:44,168 INFO L203 MainTranslator]: Completed pre-run [2021-08-07 10:13:44,181 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/rfi001_power.opt.i[950,963] [2021-08-07 10:13:44,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 10:13:44,275 INFO L208 MainTranslator]: Completed translation [2021-08-07 10:13:44,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44 WrapperNode [2021-08-07 10:13:44,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-07 10:13:44,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-07 10:13:44,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-07 10:13:44,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-07 10:13:44,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-07 10:13:44,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-07 10:13:44,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-07 10:13:44,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-07 10:13:44,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-07 10:13:44,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-07 10:13:44,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-07 10:13:44,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-07 10:13:44,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (1/1) ... [2021-08-07 10:13:44,386 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 10:13:44,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:13:44,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-07 10:13:44,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-07 10:13:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-07 10:13:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-07 10:13:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-07 10:13:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-07 10:13:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-07 10:13:44,448 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-07 10:13:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-07 10:13:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-07 10:13:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-07 10:13:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-07 10:13:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-07 10:13:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-07 10:13:44,450 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-07 10:13:45,780 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-07 10:13:45,781 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-07 10:13:45,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 10:13:45 BoogieIcfgContainer [2021-08-07 10:13:45,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-07 10:13:45,784 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-07 10:13:45,785 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-07 10:13:45,787 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-07 10:13:45,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 10:13:43" (1/3) ... [2021-08-07 10:13:45,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f12acd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 10:13:45, skipping insertion in model container [2021-08-07 10:13:45,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:13:44" (2/3) ... [2021-08-07 10:13:45,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f12acd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 10:13:45, skipping insertion in model container [2021-08-07 10:13:45,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 10:13:45" (3/3) ... [2021-08-07 10:13:45,789 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi001_power.opt.i [2021-08-07 10:13:45,793 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-07 10:13:45,794 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-07 10:13:45,794 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-07 10:13:45,794 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-07 10:13:45,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,818 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,819 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,819 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,819 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,819 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,819 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,822 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,823 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,823 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,823 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,823 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,823 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,824 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,824 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,824 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,824 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,824 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,824 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,824 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,825 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,826 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,827 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,830 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,830 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,830 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,831 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,832 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,833 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,833 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,834 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,835 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:45,836 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-07 10:13:45,873 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 10:13:45,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:13:45,875 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 10:13:45,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-07 10:13:45,914 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2021-08-07 10:13:45,919 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 10:13:45,920 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-07 10:13:45,958 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 10:13:45,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:45,964 INFO L82 PathProgramCache]: Analyzing trace with hash 777613361, now seen corresponding path program 1 times [2021-08-07 10:13:45,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:45,971 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068685880] [2021-08-07 10:13:45,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:45,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:46,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:46,279 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:46,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068685880] [2021-08-07 10:13:46,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068685880] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:46,280 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:46,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 10:13:46,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429371219] [2021-08-07 10:13:46,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 10:13:46,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:46,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 10:13:46,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 10:13:46,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:46,299 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:46,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:13:46,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:46,331 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,364 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,396 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,397 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,398 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,398 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,398 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,398 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,398 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,398 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,450 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,451 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,467 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,467 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,467 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,467 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,469 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,469 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,473 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,504 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,505 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,505 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,505 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,505 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,505 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,505 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,506 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,506 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,506 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,506 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,506 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,507 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,507 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,508 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,564 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,571 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,578 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,578 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,578 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,578 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,578 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,579 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,579 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,579 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,579 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,579 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,579 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,580 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,580 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,580 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,597 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,599 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,614 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,615 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,615 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,615 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,616 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,616 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,616 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,616 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,616 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,616 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,617 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,643 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,646 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:46,696 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:13:46,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-07 10:13:46,702 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-08-07 10:13:46,704 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 10:13:46,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:13:46,706 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 10:13:46,714 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 10:13:46,715 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 10:13:46,715 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-07 10:13:46,735 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-08-07 10:13:46,776 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,785 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:46,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:46,786 INFO L82 PathProgramCache]: Analyzing trace with hash 5335364, now seen corresponding path program 1 times [2021-08-07 10:13:46,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:46,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840599552] [2021-08-07 10:13:46,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:46,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:46,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:46,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840599552] [2021-08-07 10:13:46,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840599552] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:46,945 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:46,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-07 10:13:46,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538977615] [2021-08-07 10:13:46,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 10:13:46,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:46,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 10:13:46,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 10:13:46,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:46,948 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:46,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 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) [2021-08-07 10:13:46,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:46,961 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,969 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,982 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:46,984 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:47,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-07 10:13:47,016 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:47,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:47,018 INFO L82 PathProgramCache]: Analyzing trace with hash -70526111, now seen corresponding path program 1 times [2021-08-07 10:13:47,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:47,018 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386814463] [2021-08-07 10:13:47,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:47,018 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:47,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:47,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:47,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386814463] [2021-08-07 10:13:47,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386814463] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:47,256 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:47,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-07 10:13:47,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903596678] [2021-08-07 10:13:47,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 10:13:47,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:47,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 10:13:47,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-07 10:13:47,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:47,258 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:47,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:13:47,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:47,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:47,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,363 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,380 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,387 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,388 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,388 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,388 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,388 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,388 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,388 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,388 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,389 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,389 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,389 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,389 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,389 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,389 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,417 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,418 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,418 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,419 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,419 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,419 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,419 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,419 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,419 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,420 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,420 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,420 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,420 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,420 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,420 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,465 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,466 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,489 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,489 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,489 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,489 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,489 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,491 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,514 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,516 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,516 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,516 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,519 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,559 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,560 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,561 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,562 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,562 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,580 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,581 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,582 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:47,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-07 10:13:47,638 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:47,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:47,638 INFO L82 PathProgramCache]: Analyzing trace with hash -422708662, now seen corresponding path program 1 times [2021-08-07 10:13:47,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:47,639 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935995050] [2021-08-07 10:13:47,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:47,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:48,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:48,056 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935995050] [2021-08-07 10:13:48,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935995050] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:48,056 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:48,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-07 10:13:48,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696812289] [2021-08-07 10:13:48,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-07 10:13:48,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:48,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-07 10:13:48,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-08-07 10:13:48,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:48,057 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:48,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:13:48,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:48,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:48,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:48,089 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,096 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,123 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,123 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,163 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,178 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,179 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,202 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,203 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,204 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,204 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,204 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,205 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,252 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,254 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,255 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,284 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,284 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,326 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,326 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,326 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,326 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,326 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,327 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,327 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,327 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,353 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,499 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,500 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,509 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,509 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,509 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,509 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,510 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,510 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,512 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,534 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,535 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,548 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,594 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,594 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,609 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,611 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:48,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:48,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:48,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-07 10:13:48,656 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:48,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:48,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1160485246, now seen corresponding path program 2 times [2021-08-07 10:13:48,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:48,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411143969] [2021-08-07 10:13:48,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:48,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:49,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:49,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411143969] [2021-08-07 10:13:49,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411143969] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:49,010 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:49,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-07 10:13:49,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708722018] [2021-08-07 10:13:49,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-07 10:13:49,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:49,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-07 10:13:49,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-08-07 10:13:49,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:49,014 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:49,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:13:49,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:49,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:49,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:49,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:49,058 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,063 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,092 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,093 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,141 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,155 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,200 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,239 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,402 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,413 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,433 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,434 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,692 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:49,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:49,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:49,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:49,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:49,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-07 10:13:49,715 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:49,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:49,716 INFO L82 PathProgramCache]: Analyzing trace with hash 753177734, now seen corresponding path program 3 times [2021-08-07 10:13:49,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:49,716 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310938123] [2021-08-07 10:13:49,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:49,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:50,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:50,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:50,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310938123] [2021-08-07 10:13:50,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310938123] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:50,062 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:50,062 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-07 10:13:50,062 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903745822] [2021-08-07 10:13:50,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-07 10:13:50,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:50,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-07 10:13:50,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-08-07 10:13:50,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:50,064 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:50,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:13:50,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:50,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:50,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:50,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:50,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:50,137 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,144 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,174 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,174 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,229 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,240 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,297 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,373 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,569 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,585 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,608 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,609 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,839 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,849 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,899 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:50,914 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,033 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,073 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,087 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,102 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,108 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,133 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,152 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,153 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,169 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,199 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,199 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:51,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:51,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:51,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:51,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:51,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-07 10:13:51,263 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:51,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:51,264 INFO L82 PathProgramCache]: Analyzing trace with hash 445457782, now seen corresponding path program 1 times [2021-08-07 10:13:51,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:51,264 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925046087] [2021-08-07 10:13:51,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:51,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:51,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:51,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:51,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925046087] [2021-08-07 10:13:51,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925046087] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:51,551 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:51,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-07 10:13:51,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147419254] [2021-08-07 10:13:51,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-07 10:13:51,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:51,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-07 10:13:51,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-08-07 10:13:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:51,553 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:51,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:13:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:51,615 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,620 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,639 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,640 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,689 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,701 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,728 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,741 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,769 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,780 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,821 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,845 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,878 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:51,878 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,209 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,241 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,286 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,321 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:52,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:52,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:52,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:52,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:52,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-07 10:13:52,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-07 10:13:52,334 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:52,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:52,335 INFO L82 PathProgramCache]: Analyzing trace with hash 325938075, now seen corresponding path program 1 times [2021-08-07 10:13:52,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:52,335 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51443023] [2021-08-07 10:13:52,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:52,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:52,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:52,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:52,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51443023] [2021-08-07 10:13:52,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51443023] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:52,600 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:52,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-07 10:13:52,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038236873] [2021-08-07 10:13:52,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-07 10:13:52,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:52,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-07 10:13:52,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-08-07 10:13:52,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:52,602 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:52,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.181818181818182) internal successors, (68), 11 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) [2021-08-07 10:13:52,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:52,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:52,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:52,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:52,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:52,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-07 10:13:52,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:52,664 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,665 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,749 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,773 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,813 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,866 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,905 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:52,931 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,256 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-07 10:13:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:53,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-07 10:13:53,264 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:53,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:53,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1342413037, now seen corresponding path program 2 times [2021-08-07 10:13:53,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:53,265 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777273152] [2021-08-07 10:13:53,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:53,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:53,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:53,454 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777273152] [2021-08-07 10:13:53,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777273152] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:53,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:53,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-07 10:13:53,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521805153] [2021-08-07 10:13:53,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-07 10:13:53,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:53,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-07 10:13:53,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-08-07 10:13:53,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:53,456 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:53,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:13:53,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:53,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:53,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:53,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:53,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:53,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-07 10:13:53,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:53,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:53,477 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,483 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,504 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,504 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,545 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,554 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,579 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,595 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,617 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,618 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,724 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,735 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,858 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,867 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,917 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,918 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:13:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-07 10:13:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:54,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 10:13:54,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-07 10:13:54,000 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:54,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:54,001 INFO L82 PathProgramCache]: Analyzing trace with hash 811104212, now seen corresponding path program 1 times [2021-08-07 10:13:54,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:54,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611441378] [2021-08-07 10:13:54,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:54,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:13:54,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:13:54,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:13:54,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611441378] [2021-08-07 10:13:54,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611441378] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:13:54,086 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:13:54,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-07 10:13:54,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155494461] [2021-08-07 10:13:54,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-07 10:13:54,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:13:54,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-07 10:13:54,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-07 10:13:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:54,087 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:13:54,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:13:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-07 10:13:54,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:54,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 10:13:54,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:13:54,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:13:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:13:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-07 10:13:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-07 10:13:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-07 10:13:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:13:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 10:13:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-07 10:13:54,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-07 10:13:54,225 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-07 10:13:54,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:13:54,225 INFO L82 PathProgramCache]: Analyzing trace with hash -1545952415, now seen corresponding path program 3 times [2021-08-07 10:13:54,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:13:54,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171400244] [2021-08-07 10:13:54,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:13:54,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:13:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 10:13:54,255 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-07 10:13:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 10:13:54,310 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-07 10:13:54,311 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-07 10:13:54,311 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:13:54,311 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-07 10:13:54,311 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-07 10:13:54,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-07 10:13:54,312 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/2) [2021-08-07 10:13:54,315 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-07 10:13:54,315 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-07 10:13:54,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 10:13:54 BasicIcfg [2021-08-07 10:13:54,423 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-07 10:13:54,424 INFO L168 Benchmark]: Toolchain (without parser) took 10675.90 ms. Allocated memory was 182.5 MB in the beginning and 363.9 MB in the end (delta: 181.4 MB). Free memory was 145.8 MB in the beginning and 189.8 MB in the end (delta: -44.0 MB). Peak memory consumption was 138.8 MB. Max. memory is 8.0 GB. [2021-08-07 10:13:54,424 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 182.5 MB. Free memory is still 164.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-07 10:13:54,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.30 ms. Allocated memory is still 182.5 MB. Free memory was 145.5 MB in the beginning and 152.8 MB in the end (delta: -7.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-07 10:13:54,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.79 ms. Allocated memory is still 182.5 MB. Free memory was 152.8 MB in the beginning and 150.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-07 10:13:54,428 INFO L168 Benchmark]: Boogie Preprocessor took 35.56 ms. Allocated memory is still 182.5 MB. Free memory was 150.2 MB in the beginning and 148.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-07 10:13:54,429 INFO L168 Benchmark]: RCFGBuilder took 1407.90 ms. Allocated memory was 182.5 MB in the beginning and 227.5 MB in the end (delta: 45.1 MB). Free memory was 148.1 MB in the beginning and 183.2 MB in the end (delta: -35.0 MB). Peak memory consumption was 92.9 MB. Max. memory is 8.0 GB. [2021-08-07 10:13:54,429 INFO L168 Benchmark]: TraceAbstraction took 8638.89 ms. Allocated memory was 227.5 MB in the beginning and 363.9 MB in the end (delta: 136.3 MB). Free memory was 182.6 MB in the beginning and 189.8 MB in the end (delta: -7.2 MB). Peak memory consumption was 129.1 MB. Max. memory is 8.0 GB. [2021-08-07 10:13:54,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 182.5 MB. Free memory is still 164.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 524.30 ms. Allocated memory is still 182.5 MB. Free memory was 145.5 MB in the beginning and 152.8 MB in the end (delta: -7.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 61.79 ms. Allocated memory is still 182.5 MB. Free memory was 152.8 MB in the beginning and 150.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 35.56 ms. Allocated memory is still 182.5 MB. Free memory was 150.2 MB in the beginning and 148.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1407.90 ms. Allocated memory was 182.5 MB in the beginning and 227.5 MB in the end (delta: 45.1 MB). Free memory was 148.1 MB in the beginning and 183.2 MB in the end (delta: -35.0 MB). Peak memory consumption was 92.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8638.89 ms. Allocated memory was 227.5 MB in the beginning and 363.9 MB in the end (delta: 136.3 MB). Free memory was 182.6 MB in the beginning and 189.8 MB in the end (delta: -7.2 MB). Peak memory consumption was 129.1 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: 1222, positive: 1156, positive conditional: 1156, positive unconditional: 0, negative: 66, negative conditional: 66, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1166, positive: 1156, positive conditional: 1156, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1166, positive: 1156, positive conditional: 1156, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1176, positive: 1156, positive conditional: 1142, positive unconditional: 14, negative: 20, negative conditional: 10, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1176, positive: 1156, positive conditional: 453, positive unconditional: 703, negative: 20, negative conditional: 8, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1176, positive: 1156, positive conditional: 453, positive unconditional: 703, negative: 20, negative conditional: 8, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 338, positive: 329, positive conditional: 70, positive unconditional: 259, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 338, positive: 325, positive conditional: 0, positive unconditional: 325, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 283, positive: 103, positive conditional: 103, positive unconditional: 0, negative: 181, negative conditional: 93, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1176, positive: 827, positive conditional: 383, positive unconditional: 444, negative: 11, negative conditional: 4, negative unconditional: 7, unknown: 338, unknown conditional: 74, unknown unconditional: 264] , Statistics on independence cache: Total cache size (in pairs): 338, Positive cache size: 329, Positive conditional cache size: 70, Positive unconditional cache size: 259, Negative cache size: 9, Negative conditional cache size: 4, Negative unconditional cache size: 5, Eliminated conditions: 691, Maximal queried relation: 1, Independence queries for same thread: 56 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17998, positive: 17021, positive conditional: 17021, positive unconditional: 0, negative: 977, negative conditional: 977, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17282, positive: 17021, positive conditional: 17021, positive unconditional: 0, negative: 261, negative conditional: 261, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17282, positive: 17021, positive conditional: 17021, positive unconditional: 0, negative: 261, negative conditional: 261, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19051, positive: 17021, positive conditional: 16994, positive unconditional: 27, negative: 2030, negative conditional: 1769, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19051, positive: 17021, positive conditional: 5964, positive unconditional: 11057, negative: 2030, negative conditional: 671, negative unconditional: 1359, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19051, positive: 17021, positive conditional: 5964, positive unconditional: 11057, negative: 2030, negative conditional: 671, negative unconditional: 1359, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 940, positive: 846, positive conditional: 453, positive unconditional: 393, negative: 94, negative conditional: 71, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 940, positive: 762, positive conditional: 0, positive unconditional: 762, negative: 178, negative conditional: 0, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 178, positive: 84, positive conditional: 82, positive unconditional: 2, negative: 94, negative conditional: 71, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2709, positive: 1271, positive conditional: 1268, positive unconditional: 4, negative: 1437, negative conditional: 1107, negative unconditional: 330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19051, positive: 16175, positive conditional: 5511, positive unconditional: 10664, negative: 1936, negative conditional: 600, negative unconditional: 1336, unknown: 940, unknown conditional: 524, unknown unconditional: 416] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 846, Positive conditional cache size: 453, Positive unconditional cache size: 393, Negative cache size: 94, Negative conditional cache size: 71, Negative unconditional cache size: 23, Eliminated conditions: 12128, Maximal queried relation: 9, Independence queries for same thread: 716 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L718] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L719] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L720] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L721] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L722] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L723] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L728] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L729] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L730] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L731] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L732] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L802] 0 pthread_t t1603; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L803] FCALL, FORK 0 pthread_create(&t1603, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L804] 0 pthread_t t1604; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L805] FCALL, FORK 0 pthread_create(&t1604, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L760] 2 y$w_buff1 = y$w_buff0 [L761] 2 y$w_buff0 = 2 [L762] 2 y$w_buff1_used = y$w_buff0_used [L763] 2 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L765] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L766] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L767] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L768] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L771] 2 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L774] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L777] 2 __unbuffered_p1_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L740] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L743] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L780] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L780] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L781] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L781] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L782] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L782] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L783] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L783] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L784] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L784] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L787] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L789] 2 return 0; VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L746] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L746] EXPR 1 y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y [L746] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L746] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L747] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L747] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L748] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L748] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L749] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L749] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L750] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L807] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L755] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L811] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L811] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L811] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L811] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L812] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L812] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L813] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L813] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L814] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L814] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L815] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L815] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L818] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L819] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L820] 0 y$flush_delayed = weak$$choice2 [L821] 0 y$mem_tmp = y [L822] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L822] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L823] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L823] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L824] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L824] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L825] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L825] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L826] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L826] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L827] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L827] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L828] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L828] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L829] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L830] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L830] 0 y = y$flush_delayed ? y$mem_tmp : y [L831] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 805]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 803]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 110 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 832.1ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.3ms, PartialOrderReductionTime: 415.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, 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: 5.7ms SsaConstructionTime, 57.0ms SatisfiabilityAnalysisTime, 176.2ms InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 97 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 110 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 7608.0ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 5132.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 111, 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: 36.6ms SsaConstructionTime, 443.2ms SatisfiabilityAnalysisTime, 1835.2ms InterpolantComputationTime, 719 NumberOfCodeBlocks, 719 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 635 ConstructedInterpolants, 0 QuantifiedInterpolants, 4037 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-08-07 10:13:54,466 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-08-07 10:13:54,678 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-08-07 10:13:54,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...