/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe007_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 22:51:26,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 22:51:26,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 22:51:26,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 22:51:26,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 22:51:26,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 22:51:26,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 22:51:26,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 22:51:26,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 22:51:26,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 22:51:26,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 22:51:26,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 22:51:26,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 22:51:26,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 22:51:26,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 22:51:26,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 22:51:26,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 22:51:26,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 22:51:26,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 22:51:26,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 22:51:26,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 22:51:26,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 22:51:26,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 22:51:26,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 22:51:26,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-26 22:51:26,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-26 22:51:26,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-26 22:51:26,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-26 22:51:26,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-26 22:51:26,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-26 22:51:26,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 22:51:26,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 22:51:26,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 22:51:26,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 22:51:26,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 22:51:26,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 22:51:26,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 22:51:26,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 22:51:26,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 22:51:26,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 22:51:26,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 22:51:26,724 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-Sleep-NoLbe-Delay.epf [2021-01-26 22:51:26,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 22:51:26,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 22:51:26,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 22:51:26,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 22:51:26,755 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 22:51:26,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 22:51:26,756 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 22:51:26,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 22:51:26,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 22:51:26,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 22:51:26,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 22:51:26,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 22:51:26,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 22:51:26,758 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 22:51:26,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 22:51:26,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 22:51:26,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 22:51:26,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 22:51:26,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 22:51:26,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 22:51:26,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 22:51:26,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 22:51:26,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 22:51:26,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 22:51:26,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 22:51:26,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 22:51:26,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 22:51:26,761 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 22:51:26,762 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 22:51:26,762 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 22:51:26,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 22:51:26,762 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 22:51:26,763 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 22:51:26,763 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 22:51:27,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 22:51:27,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 22:51:27,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 22:51:27,188 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 22:51:27,189 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 22:51:27,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe007_pso.oepc.i [2021-01-26 22:51:27,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1e79d7d/ac6f5dc6377b4acfa9417077c3eaaace/FLAGe4b1d7ae7 [2021-01-26 22:51:27,969 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 22:51:27,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe007_pso.oepc.i [2021-01-26 22:51:27,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1e79d7d/ac6f5dc6377b4acfa9417077c3eaaace/FLAGe4b1d7ae7 [2021-01-26 22:51:28,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb1e79d7d/ac6f5dc6377b4acfa9417077c3eaaace [2021-01-26 22:51:28,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 22:51:28,266 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 22:51:28,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 22:51:28,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 22:51:28,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 22:51:28,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:51:28" (1/1) ... [2021-01-26 22:51:28,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbe7e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:28, skipping insertion in model container [2021-01-26 22:51:28,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:51:28" (1/1) ... [2021-01-26 22:51:28,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 22:51:28,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 22:51:28,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:51:28,849 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 22:51:28,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:51:28,999 INFO L208 MainTranslator]: Completed translation [2021-01-26 22:51:29,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29 WrapperNode [2021-01-26 22:51:29,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 22:51:29,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 22:51:29,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 22:51:29,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 22:51:29,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 22:51:29,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 22:51:29,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 22:51:29,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 22:51:29,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... [2021-01-26 22:51:29,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 22:51:29,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 22:51:29,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 22:51:29,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 22:51:29,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 22:51:29,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 22:51:29,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 22:51:29,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 22:51:29,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 22:51:29,206 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-26 22:51:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-26 22:51:29,206 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-26 22:51:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-26 22:51:29,206 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-26 22:51:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-26 22:51:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 22:51:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 22:51:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 22:51:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 22:51:29,209 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 22:51:29,734 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 22:51:29,734 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-26 22:51:29,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:51:29 BoogieIcfgContainer [2021-01-26 22:51:29,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 22:51:29,739 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 22:51:29,739 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 22:51:29,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 22:51:29,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 10:51:28" (1/3) ... [2021-01-26 22:51:29,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27413940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:51:29, skipping insertion in model container [2021-01-26 22:51:29,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:51:29" (2/3) ... [2021-01-26 22:51:29,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27413940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:51:29, skipping insertion in model container [2021-01-26 22:51:29,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:51:29" (3/3) ... [2021-01-26 22:51:29,746 INFO L111 eAbstractionObserver]: Analyzing ICFG safe007_pso.oepc.i [2021-01-26 22:51:29,763 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 22:51:29,763 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 22:51:29,767 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 22:51:29,769 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 22:51:29,809 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,809 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,810 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,810 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,810 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,810 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,810 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,811 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,811 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,811 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,812 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,812 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,812 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,812 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,813 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,813 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,813 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,813 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,813 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,814 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,814 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,814 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,814 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,815 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,815 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,815 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,816 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,816 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,816 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,816 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,816 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,817 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,817 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,817 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,818 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,818 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,820 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,821 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,821 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,821 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,829 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,830 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,830 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,833 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,834 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,834 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,834 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:51:29,837 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 22:51:29,851 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-26 22:51:29,878 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 22:51:29,878 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 22:51:29,878 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 22:51:29,879 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 22:51:29,879 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 22:51:29,879 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 22:51:29,879 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 22:51:29,879 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 61 and size of Sequence is : 62[2021-01-26 22:51:29,933 INFO L164 SleepSetCegar]: Size of mCounterexample is: 62 [2021-01-26 22:51:29,934 INFO L165 SleepSetCegar]: [92#[ULTIMATE.startENTRY]don't care, 94#[L-1]don't care, 96#[L-1-1]don't care, 98#[L17]don't care, 100#[L17-1]don't care, 102#[L17-2]don't care, 104#[L17-3]don't care, 106#[L17-4]don't care, 108#[L711]don't care, 110#[L713]don't care, 112#[L715]don't care, 114#[L716]don't care, 116#[L717]don't care, 118#[L719]don't care, 120#[L721]don't care, 122#[L723]don't care, 124#[L-1-2]don't care, 126#[L-1-3]don't care, 128#[L780]don't care, 130#[L780-1]don't care, 132#[L781]don't care, 134#[L781-1, P0ENTRY]don't care, 138#[L782, P0ENTRY]don't care, 140#[L782, L726]don't care, 144#[L728, L782]don't care, 148#[L782, L731]don't care, 152#[L736, L782]don't care, 156#[L782, P0FINAL]don't care, 160#[P0EXIT, L782]don't care, 164#[P0EXIT, L782-1]don't care, 166#[P0EXIT, L783]don't care, 168#[P0EXIT, P1ENTRY, L783-1]don't care, 170#[P0EXIT, L741, L783-1]don't care, 176#[P0EXIT, L783-1, L743]don't care, 180#[P0EXIT, L746, L783-1]don't care, 184#[P0EXIT, L783-1, L751]don't care, 188#[P1FINAL, P0EXIT, L783-1]don't care, 192#[P0EXIT, L783-1, P1EXIT]don't care, 194#[P0EXIT, L784, P1EXIT]don't care, 196#[P0EXIT, L784-1, P1EXIT]don't care, 198#[P0EXIT, P1EXIT, L785]don't care, 200#[L785-1, P0EXIT, P2ENTRY, P1EXIT]don't care, 202#[P0EXIT, L786, P2ENTRY, P1EXIT]don't care, 206#[P0EXIT, L786, L756, P1EXIT]don't care, 210#[P0EXIT, L786, P1EXIT, L758]don't care, 214#[L761, P0EXIT, L786, P1EXIT]don't care, 218#[P0EXIT, L786, L766, P1EXIT]don't care, 222#[P0EXIT, L786, P1EXIT, P2FINAL]don't care, 226#[P0EXIT, L786, P2EXIT, P1EXIT]don't care, 230#[P0EXIT, P2EXIT, L788, P1EXIT]don't care, 232#[P0EXIT, P2EXIT, P1EXIT, L789]don't care, 234#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 236#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 238#[P0EXIT, P2EXIT, L2-1, P1EXIT]don't care, 242#[P0EXIT, P2EXIT, L794, P1EXIT]don't care, 244#[P0EXIT, P2EXIT, L795, P1EXIT]don't care, 246#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 248#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 250#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 254#[P0EXIT, P2EXIT, P1EXIT, L17-5]don't care, 258#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 260#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2021-01-26 22:51:29,934 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:51:29,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:51:29,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1120954318, now seen corresponding path program 1 times [2021-01-26 22:51:29,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:51:29,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428640991] [2021-01-26 22:51:29,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:51:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:51:30,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:51:30,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428640991] [2021-01-26 22:51:30,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:51:30,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:51:30,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790192610] [2021-01-26 22:51:30,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:51:30,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:51:30,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:51:30,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:51:30,563 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:51:30,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:51:30,949 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 61 and size of Sequence is : 62[2021-01-26 22:51:32,333 INFO L164 SleepSetCegar]: Size of mCounterexample is: 62 [2021-01-26 22:51:32,334 INFO L165 SleepSetCegar]: [270#[ULTIMATE.startENTRY]true, 271#[L-1]true, 272#[L-1-1]true, 273#[L17]true, 274#[L17-1]true, 275#[L17-2]true, 276#[L17-3]true, 277#[L17-4]true, 278#[L711]true, 279#[L713](= ~__unbuffered_p0_EAX~0 0), 280#[L715](= ~__unbuffered_p0_EAX~0 0), 281#[L716](= ~__unbuffered_p0_EAX~0 0), 282#[L717](= ~__unbuffered_p0_EAX~0 0), 283#[L719](= ~__unbuffered_p0_EAX~0 0), 284#[L721](= ~__unbuffered_p0_EAX~0 0), 285#[L723](= ~__unbuffered_p0_EAX~0 0), 288#[L-1-2](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 289#[L-1-3](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 290#[L780](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 291#[L780-1](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 292#[L781](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 293#[L781-1, P0ENTRY](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 295#[L782, P0ENTRY](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 296#[L782, L726](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 299#[L726, L782-1](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17820#[L726, L783](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17823#[L726, P1ENTRY, L783-1](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17828#[L741, L726, L783-1](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17835#[L726, L783-1, L743](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17841#[L726, L746, L783-1](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17847#[L726, L783-1, L751](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17853#[P1FINAL, L726, L783-1](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17859#[L726, L783-1, P1EXIT](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17862#[L726, L784, P1EXIT](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17865#[L726, L784-1, P1EXIT](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17868#[L726, P1EXIT, L785](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17871#[L785-1, P2ENTRY, L726, P1EXIT](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17876#[L786, P2ENTRY, L726, P1EXIT](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17882#[L786, L756, L726, P1EXIT](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17888#[L786, L726, P1EXIT, L758](and (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17894#[L761, L786, L726, P1EXIT](= ~__unbuffered_p0_EAX~0 0), 17900#[L761, L728, L786, P1EXIT]true, 17904#[L761, L786, P1EXIT, L731]true, 17906#[L761, L736, L786, P1EXIT]true, 17909#[L761, L786, P0FINAL, P1EXIT]true, 17912#[L761, P0EXIT, L786, P1EXIT]true, 17915#[P0EXIT, L786, L766, P1EXIT]true, 17917#[P0EXIT, L786, P1EXIT, P2FINAL]true, 17919#[P0EXIT, L786, P2EXIT, P1EXIT]true, 17921#[P0EXIT, P2EXIT, L788, P1EXIT]true, 17922#[P0EXIT, P2EXIT, P1EXIT, L789]true, 17923#[P0EXIT, P2EXIT, P1EXIT, L2]true, 17924#[P0EXIT, P2EXIT, L3, P1EXIT]true, 17925#[P0EXIT, P2EXIT, L2-1, P1EXIT]true, 17927#[P0EXIT, P2EXIT, L794, P1EXIT]true, 17928#[P0EXIT, P2EXIT, L795, P1EXIT]true, 17929#[P0EXIT, P2EXIT, P1EXIT, L18]true, 17930#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 17931#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 17933#[P0EXIT, P2EXIT, P1EXIT, L17-5]true, 17935#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 17936#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2021-01-26 22:51:32,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 22:51:32,335 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:51:32,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:51:32,336 INFO L82 PathProgramCache]: Analyzing trace with hash -766949964, now seen corresponding path program 2 times [2021-01-26 22:51:32,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:51:32,336 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32328180] [2021-01-26 22:51:32,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:51:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:51:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:51:32,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32328180] [2021-01-26 22:51:32,563 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:51:32,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:51:32,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067949723] [2021-01-26 22:51:32,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:51:32,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:51:32,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:51:32,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:51:32,567 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:51:32,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:51:33,595 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:51:34,486 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 61 and size of Sequence is : 62[2021-01-26 22:51:35,070 INFO L164 SleepSetCegar]: Size of mCounterexample is: 62 [2021-01-26 22:51:35,070 INFO L165 SleepSetCegar]: [17946#[ULTIMATE.startENTRY]true, 17948#[L-1]true, 17950#[L-1-1]true, 17952#[L17]true, 17954#[L17-1]true, 17956#[L17-2]true, 17958#[L17-3]true, 17960#[L17-4]true, 17962#[L711]true, 17964#[L713](= ~__unbuffered_p0_EAX~0 0), 17966#[L715](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17968#[L716](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17970#[L717](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17972#[L719](and (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17976#[L721](and (= ~x~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17978#[L723](and (= ~x~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17980#[L-1-2](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17982#[L-1-3](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17984#[L780](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17986#[L780-1](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17988#[L781](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17990#[L781-1, P0ENTRY](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17994#[L782, P0ENTRY](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 17996#[L782, L726](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 18002#[L726, L782-1](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 37472#[L726, L783](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 37474#[L726, P1ENTRY, L783-1](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 37476#[L741, L726, L783-1](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 37480#[L741, L726, L784](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49359#[L741, L726, L784-1](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49364#[L741, L726, L785](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49369#[L785-1, P2ENTRY, L741, L726](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49377#[L786, P2ENTRY, L741, L726](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49387#[L786, L756, L741, L726](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49397#[L786, L741, L726, L758](and (= ~x~0 0) (= ~z~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49407#[L761, L786, L741, L726](and (= ~x~0 0) (= ~__unbuffered_p0_EAX~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49418#[L761, L728, L786, L741](and (= ~x~0 0) (= ~__unbuffered_p1_EAX~0 0)), 49429#[L761, L786, L741, L731](= ~__unbuffered_p1_EAX~0 0), 49436#[L761, L736, L786, L741](= ~__unbuffered_p1_EAX~0 0), 49447#[L761, L786, L741, P0FINAL](= ~__unbuffered_p1_EAX~0 0), 49458#[L761, P0EXIT, L786, L741](= ~__unbuffered_p1_EAX~0 0), 49470#[L761, P0EXIT, L786, L743]true, 49476#[L761, P0EXIT, L786, L746]true, 49482#[L761, P0EXIT, L786, L751]true, 49486#[P1FINAL, L761, P0EXIT, L786]true, 49492#[L761, P0EXIT, L786, P1EXIT]true, 49498#[P0EXIT, L786, L766, P1EXIT]true, 49502#[P0EXIT, L786, P1EXIT, P2FINAL]true, 49506#[P0EXIT, L786, P2EXIT, P1EXIT]true, 49510#[P0EXIT, P2EXIT, L788, P1EXIT]true, 49512#[P0EXIT, P2EXIT, P1EXIT, L789]true, 49514#[P0EXIT, P2EXIT, P1EXIT, L2]true, 49516#[P0EXIT, P2EXIT, L3, P1EXIT]true, 49518#[P0EXIT, P2EXIT, L2-1, P1EXIT]true, 49522#[P0EXIT, P2EXIT, L794, P1EXIT]true, 49524#[P0EXIT, P2EXIT, L795, P1EXIT]true, 49526#[P0EXIT, P2EXIT, P1EXIT, L18]true, 49528#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 49530#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 49534#[P0EXIT, P2EXIT, P1EXIT, L17-5]true, 49538#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 49540#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2021-01-26 22:51:35,071 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 22:51:35,071 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:51:35,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:51:35,072 INFO L82 PathProgramCache]: Analyzing trace with hash -721469128, now seen corresponding path program 3 times [2021-01-26 22:51:35,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:51:35,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234312735] [2021-01-26 22:51:35,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:51:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:51:35,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:51:35,295 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234312735] [2021-01-26 22:51:35,295 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:51:35,295 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:51:35,296 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200907621] [2021-01-26 22:51:35,296 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:51:35,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:51:35,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:51:35,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:51:35,303 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:51:35,307 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:51:35,626 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:51:38,434 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:51:39,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 22:51:39,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 10:51:39 BasicIcfg [2021-01-26 22:51:39,096 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 22:51:39,099 INFO L168 Benchmark]: Toolchain (without parser) took 10841.89 ms. Allocated memory was 302.0 MB in the beginning and 505.4 MB in the end (delta: 203.4 MB). Free memory was 277.0 MB in the beginning and 220.4 MB in the end (delta: 56.6 MB). Peak memory consumption was 321.4 MB. Max. memory is 16.0 GB. [2021-01-26 22:51:39,100 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 302.0 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 22:51:39,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.54 ms. Allocated memory is still 302.0 MB. Free memory was 276.0 MB in the beginning and 245.0 MB in the end (delta: 31.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-26 22:51:39,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.05 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 243.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:51:39,103 INFO L168 Benchmark]: Boogie Preprocessor took 36.74 ms. Allocated memory is still 302.0 MB. Free memory was 243.0 MB in the beginning and 284.7 MB in the end (delta: -41.6 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.0 GB. [2021-01-26 22:51:39,104 INFO L168 Benchmark]: RCFGBuilder took 644.17 ms. Allocated memory is still 302.0 MB. Free memory was 284.7 MB in the beginning and 261.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:51:39,105 INFO L168 Benchmark]: TraceAbstraction took 9358.01 ms. Allocated memory was 302.0 MB in the beginning and 505.4 MB in the end (delta: 203.4 MB). Free memory was 261.6 MB in the beginning and 220.4 MB in the end (delta: 41.2 MB). Peak memory consumption was 306.5 MB. Max. memory is 16.0 GB. [2021-01-26 22:51:39,110 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 302.0 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 732.54 ms. Allocated memory is still 302.0 MB. Free memory was 276.0 MB in the beginning and 245.0 MB in the end (delta: 31.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 53.05 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 243.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 36.74 ms. Allocated memory is still 302.0 MB. Free memory was 243.0 MB in the beginning and 284.7 MB in the end (delta: -41.6 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.0 GB. * RCFGBuilder took 644.17 ms. Allocated memory is still 302.0 MB. Free memory was 284.7 MB in the beginning and 261.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 9358.01 ms. Allocated memory was 302.0 MB in the beginning and 505.4 MB in the end (delta: 203.4 MB). Free memory was 261.6 MB in the beginning and 220.4 MB in the end (delta: 41.2 MB). Peak memory consumption was 306.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.2s, OverallIterations: 3, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 30600 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 correct! Received shutdown request...