/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe002_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:37:53,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:37:53,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:37:53,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:37:53,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:37:53,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:37:53,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:37:53,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:37:53,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:37:53,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:37:53,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:37:53,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:37:53,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:37:53,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:37:53,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:37:53,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:37:53,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:37:53,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:37:53,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:37:53,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:37:53,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:37:53,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:37:53,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:37:53,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:37:53,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-05 23:37:53,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-05 23:37:53,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-05 23:37:53,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-05 23:37:53,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-05 23:37:53,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-05 23:37:53,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-05 23:37:53,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-05 23:37:53,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-05 23:37:53,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:37:53,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:37:53,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:37:53,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-05 23:37:53,789 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:37:53,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:37:53,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:37:53,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:37:53,791 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:37:53,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:37:53,792 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:37:53,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:37:53,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:37:53,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:37:53,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:37:53,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:37:53,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:37:53,793 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:37:53,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:37:53,793 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:37:53,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:37:53,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:37:53,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:37:53,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:37:53,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:37:53,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:37:53,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:37:53,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:37:53,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:37:53,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:37:53,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:37:53,796 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:37:53,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:37:54,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:37:54,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:37:54,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:37:54,151 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:37:54,151 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:37:54,152 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_pso.opt.i [2020-10-05 23:37:54,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd1d1203c/bb17cea048ce4245b1f78ecde0cddb30/FLAG7cc791990 [2020-10-05 23:37:54,763 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:37:54,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_pso.opt.i [2020-10-05 23:37:54,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd1d1203c/bb17cea048ce4245b1f78ecde0cddb30/FLAG7cc791990 [2020-10-05 23:37:55,028 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd1d1203c/bb17cea048ce4245b1f78ecde0cddb30 [2020-10-05 23:37:55,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:37:55,041 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:37:55,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:37:55,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:37:55,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:37:55,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ecacf0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55, skipping insertion in model container [2020-10-05 23:37:55,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:37:55,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:37:55,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:37:55,637 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:37:55,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:37:55,797 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:37:55,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55 WrapperNode [2020-10-05 23:37:55,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:37:55,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:37:55,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:37:55,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:37:55,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:37:55,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:37:55,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:37:55,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:37:55,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (1/1) ... [2020-10-05 23:37:55,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:37:55,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:37:55,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:37:55,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:37:55,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (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 [2020-10-05 23:37:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:37:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 23:37:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:37:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:37:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 23:37:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 23:37:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 23:37:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 23:37:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-05 23:37:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-05 23:37:56,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 23:37:56,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:37:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:37:56,059 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 23:37:58,070 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:37:58,070 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 23:37:58,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:37:58 BoogieIcfgContainer [2020-10-05 23:37:58,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:37:58,074 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:37:58,074 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:37:58,078 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:37:58,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:37:55" (1/3) ... [2020-10-05 23:37:58,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1e17b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:37:58, skipping insertion in model container [2020-10-05 23:37:58,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:37:55" (2/3) ... [2020-10-05 23:37:58,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1e17b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:37:58, skipping insertion in model container [2020-10-05 23:37:58,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:37:58" (3/3) ... [2020-10-05 23:37:58,082 INFO L109 eAbstractionObserver]: Analyzing ICFG safe002_pso.opt.i [2020-10-05 23:37:58,094 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:37:58,094 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:37:58,103 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 23:37:58,104 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:37:58,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,138 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,138 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,142 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,143 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,143 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,143 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,143 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,143 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,143 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,144 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,145 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,148 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,148 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,149 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,149 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,159 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,160 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,163 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,163 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,164 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,164 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,165 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,165 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,165 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,165 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,165 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,166 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,166 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,166 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,166 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,166 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,167 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,168 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,169 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,171 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,171 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,172 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,173 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:37:58,192 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-05 23:37:58,218 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:37:58,219 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:37:58,219 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:37:58,219 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:37:58,219 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:37:58,220 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:37:58,220 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:37:58,220 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:37:58,238 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 92 transitions, 199 flow [2020-10-05 23:37:58,241 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 100 places, 92 transitions, 199 flow [2020-10-05 23:37:58,289 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2020-10-05 23:37:58,289 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:37:58,295 INFO L80 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2020-10-05 23:37:58,298 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 100 places, 92 transitions, 199 flow [2020-10-05 23:37:58,321 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2020-10-05 23:37:58,321 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:37:58,322 INFO L80 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2020-10-05 23:37:58,324 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1544 [2020-10-05 23:37:58,326 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:37:58,786 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-05 23:37:58,911 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-10-05 23:38:00,847 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2020-10-05 23:38:00,957 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-05 23:38:00,965 INFO L206 etLargeBlockEncoding]: Checked pairs total: 3844 [2020-10-05 23:38:00,965 INFO L214 etLargeBlockEncoding]: Total number of compositions: 77 [2020-10-05 23:38:00,969 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 26 transitions, 67 flow [2020-10-05 23:38:01,026 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 658 states. [2020-10-05 23:38:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states. [2020-10-05 23:38:01,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-05 23:38:01,039 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:01,040 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-05 23:38:01,041 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:01,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:01,051 INFO L82 PathProgramCache]: Analyzing trace with hash 913714379, now seen corresponding path program 1 times [2020-10-05 23:38:01,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:01,069 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870229958] [2020-10-05 23:38:01,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:01,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:01,382 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870229958] [2020-10-05 23:38:01,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:01,384 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:38:01,385 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145673543] [2020-10-05 23:38:01,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:38:01,393 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:01,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:38:01,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:38:01,420 INFO L87 Difference]: Start difference. First operand 658 states. Second operand 3 states. [2020-10-05 23:38:01,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:01,592 INFO L93 Difference]: Finished difference Result 550 states and 1693 transitions. [2020-10-05 23:38:01,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:38:01,597 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-05 23:38:01,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:01,633 INFO L225 Difference]: With dead ends: 550 [2020-10-05 23:38:01,633 INFO L226 Difference]: Without dead ends: 450 [2020-10-05 23:38:01,686 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:38:01,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2020-10-05 23:38:01,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2020-10-05 23:38:01,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2020-10-05 23:38:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1358 transitions. [2020-10-05 23:38:01,825 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1358 transitions. Word has length 5 [2020-10-05 23:38:01,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:01,826 INFO L479 AbstractCegarLoop]: Abstraction has 450 states and 1358 transitions. [2020-10-05 23:38:01,826 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:38:01,827 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1358 transitions. [2020-10-05 23:38:01,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:38:01,830 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:01,831 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:01,831 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:38:01,831 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:01,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:01,832 INFO L82 PathProgramCache]: Analyzing trace with hash -2052435615, now seen corresponding path program 1 times [2020-10-05 23:38:01,832 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:01,833 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443295585] [2020-10-05 23:38:01,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:01,919 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443295585] [2020-10-05 23:38:01,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:01,920 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:38:01,920 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516264127] [2020-10-05 23:38:01,922 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:38:01,922 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:01,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:38:01,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:38:01,923 INFO L87 Difference]: Start difference. First operand 450 states and 1358 transitions. Second operand 3 states. [2020-10-05 23:38:01,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:01,934 INFO L93 Difference]: Finished difference Result 425 states and 1268 transitions. [2020-10-05 23:38:01,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:38:01,935 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:38:01,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:01,939 INFO L225 Difference]: With dead ends: 425 [2020-10-05 23:38:01,939 INFO L226 Difference]: Without dead ends: 425 [2020-10-05 23:38:01,940 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:38:01,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2020-10-05 23:38:01,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 425. [2020-10-05 23:38:01,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2020-10-05 23:38:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 1268 transitions. [2020-10-05 23:38:01,957 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 1268 transitions. Word has length 9 [2020-10-05 23:38:01,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:01,958 INFO L479 AbstractCegarLoop]: Abstraction has 425 states and 1268 transitions. [2020-10-05 23:38:01,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:38:01,958 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1268 transitions. [2020-10-05 23:38:01,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-05 23:38:01,960 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:01,960 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:01,961 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:38:01,961 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:01,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:01,961 INFO L82 PathProgramCache]: Analyzing trace with hash -666333482, now seen corresponding path program 1 times [2020-10-05 23:38:01,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:01,962 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465360837] [2020-10-05 23:38:01,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:02,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:02,026 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465360837] [2020-10-05 23:38:02,027 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:02,027 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:38:02,027 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676103041] [2020-10-05 23:38:02,028 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:38:02,028 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:02,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:38:02,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:38:02,029 INFO L87 Difference]: Start difference. First operand 425 states and 1268 transitions. Second operand 4 states. [2020-10-05 23:38:02,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:02,068 INFO L93 Difference]: Finished difference Result 620 states and 1806 transitions. [2020-10-05 23:38:02,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:38:02,069 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-10-05 23:38:02,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:02,072 INFO L225 Difference]: With dead ends: 620 [2020-10-05 23:38:02,072 INFO L226 Difference]: Without dead ends: 359 [2020-10-05 23:38:02,073 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:38:02,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-10-05 23:38:02,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 359. [2020-10-05 23:38:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2020-10-05 23:38:02,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 1044 transitions. [2020-10-05 23:38:02,085 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 1044 transitions. Word has length 10 [2020-10-05 23:38:02,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:02,086 INFO L479 AbstractCegarLoop]: Abstraction has 359 states and 1044 transitions. [2020-10-05 23:38:02,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:38:02,086 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1044 transitions. [2020-10-05 23:38:02,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:38:02,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:02,088 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:02,088 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:38:02,088 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:02,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:02,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1509584943, now seen corresponding path program 1 times [2020-10-05 23:38:02,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:02,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381935632] [2020-10-05 23:38:02,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:02,176 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381935632] [2020-10-05 23:38:02,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:02,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:38:02,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703764633] [2020-10-05 23:38:02,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:38:02,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:02,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:38:02,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:38:02,181 INFO L87 Difference]: Start difference. First operand 359 states and 1044 transitions. Second operand 4 states. [2020-10-05 23:38:02,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:02,215 INFO L93 Difference]: Finished difference Result 476 states and 1362 transitions. [2020-10-05 23:38:02,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:38:02,217 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-05 23:38:02,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:02,220 INFO L225 Difference]: With dead ends: 476 [2020-10-05 23:38:02,220 INFO L226 Difference]: Without dead ends: 254 [2020-10-05 23:38:02,221 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:38:02,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2020-10-05 23:38:02,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2020-10-05 23:38:02,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2020-10-05 23:38:02,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 710 transitions. [2020-10-05 23:38:02,232 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 710 transitions. Word has length 12 [2020-10-05 23:38:02,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:02,233 INFO L479 AbstractCegarLoop]: Abstraction has 254 states and 710 transitions. [2020-10-05 23:38:02,233 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:38:02,233 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 710 transitions. [2020-10-05 23:38:02,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:38:02,236 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:02,236 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:02,236 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:38:02,236 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:02,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:02,237 INFO L82 PathProgramCache]: Analyzing trace with hash 450104361, now seen corresponding path program 1 times [2020-10-05 23:38:02,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:02,238 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535441561] [2020-10-05 23:38:02,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:02,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:02,340 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535441561] [2020-10-05 23:38:02,340 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:02,340 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:38:02,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165277818] [2020-10-05 23:38:02,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:38:02,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:02,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:38:02,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:38:02,343 INFO L87 Difference]: Start difference. First operand 254 states and 710 transitions. Second operand 4 states. [2020-10-05 23:38:02,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:02,373 INFO L93 Difference]: Finished difference Result 326 states and 896 transitions. [2020-10-05 23:38:02,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:38:02,374 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-10-05 23:38:02,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:02,375 INFO L225 Difference]: With dead ends: 326 [2020-10-05 23:38:02,376 INFO L226 Difference]: Without dead ends: 173 [2020-10-05 23:38:02,376 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:38:02,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-10-05 23:38:02,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2020-10-05 23:38:02,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2020-10-05 23:38:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 452 transitions. [2020-10-05 23:38:02,382 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 452 transitions. Word has length 13 [2020-10-05 23:38:02,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:02,383 INFO L479 AbstractCegarLoop]: Abstraction has 173 states and 452 transitions. [2020-10-05 23:38:02,383 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:38:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 452 transitions. [2020-10-05 23:38:02,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:38:02,387 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:02,387 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:02,387 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:38:02,387 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:02,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:02,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1068321635, now seen corresponding path program 1 times [2020-10-05 23:38:02,388 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:02,388 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688552158] [2020-10-05 23:38:02,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:02,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:02,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688552158] [2020-10-05 23:38:02,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:02,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:38:02,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775528774] [2020-10-05 23:38:02,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:38:02,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:02,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:38:02,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:38:02,511 INFO L87 Difference]: Start difference. First operand 173 states and 452 transitions. Second operand 4 states. [2020-10-05 23:38:02,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:02,545 INFO L93 Difference]: Finished difference Result 173 states and 397 transitions. [2020-10-05 23:38:02,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:38:02,546 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-10-05 23:38:02,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:02,547 INFO L225 Difference]: With dead ends: 173 [2020-10-05 23:38:02,548 INFO L226 Difference]: Without dead ends: 129 [2020-10-05 23:38:02,548 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:38:02,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-10-05 23:38:02,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2020-10-05 23:38:02,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-05 23:38:02,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 292 transitions. [2020-10-05 23:38:02,554 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 292 transitions. Word has length 14 [2020-10-05 23:38:02,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:02,554 INFO L479 AbstractCegarLoop]: Abstraction has 129 states and 292 transitions. [2020-10-05 23:38:02,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:38:02,554 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 292 transitions. [2020-10-05 23:38:02,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-05 23:38:02,555 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:02,555 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:02,556 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:38:02,556 INFO L427 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:02,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:02,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1380221790, now seen corresponding path program 1 times [2020-10-05 23:38:02,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:02,557 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851623000] [2020-10-05 23:38:02,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:02,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851623000] [2020-10-05 23:38:02,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:02,675 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:38:02,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059893038] [2020-10-05 23:38:02,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:38:02,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:02,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:38:02,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:38:02,677 INFO L87 Difference]: Start difference. First operand 129 states and 292 transitions. Second operand 5 states. [2020-10-05 23:38:02,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:02,732 INFO L93 Difference]: Finished difference Result 107 states and 211 transitions. [2020-10-05 23:38:02,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:38:02,733 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-10-05 23:38:02,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:02,734 INFO L225 Difference]: With dead ends: 107 [2020-10-05 23:38:02,734 INFO L226 Difference]: Without dead ends: 81 [2020-10-05 23:38:02,735 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:38:02,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-05 23:38:02,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-10-05 23:38:02,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-05 23:38:02,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 152 transitions. [2020-10-05 23:38:02,738 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 152 transitions. Word has length 16 [2020-10-05 23:38:02,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:02,739 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 152 transitions. [2020-10-05 23:38:02,739 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:38:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 152 transitions. [2020-10-05 23:38:02,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-05 23:38:02,740 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:02,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:02,740 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:38:02,740 INFO L427 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:02,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:02,741 INFO L82 PathProgramCache]: Analyzing trace with hash 1709022773, now seen corresponding path program 1 times [2020-10-05 23:38:02,741 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:02,741 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614876159] [2020-10-05 23:38:02,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:02,929 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614876159] [2020-10-05 23:38:02,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:02,929 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:38:02,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004886955] [2020-10-05 23:38:02,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:38:02,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:02,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:38:02,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:38:02,932 INFO L87 Difference]: Start difference. First operand 81 states and 152 transitions. Second operand 6 states. [2020-10-05 23:38:02,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:02,993 INFO L93 Difference]: Finished difference Result 69 states and 126 transitions. [2020-10-05 23:38:02,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:38:02,994 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2020-10-05 23:38:02,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:02,995 INFO L225 Difference]: With dead ends: 69 [2020-10-05 23:38:02,995 INFO L226 Difference]: Without dead ends: 61 [2020-10-05 23:38:02,996 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:38:02,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-10-05 23:38:02,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2020-10-05 23:38:02,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-10-05 23:38:02,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 112 transitions. [2020-10-05 23:38:02,999 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 112 transitions. Word has length 18 [2020-10-05 23:38:02,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:02,999 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 112 transitions. [2020-10-05 23:38:02,999 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:38:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 112 transitions. [2020-10-05 23:38:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-05 23:38:03,000 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:03,000 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:03,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-05 23:38:03,001 INFO L427 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:03,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:03,001 INFO L82 PathProgramCache]: Analyzing trace with hash 1626747144, now seen corresponding path program 1 times [2020-10-05 23:38:03,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:03,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823782991] [2020-10-05 23:38:03,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:38:03,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:38:03,177 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823782991] [2020-10-05 23:38:03,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:38:03,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:38:03,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669119651] [2020-10-05 23:38:03,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-05 23:38:03,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:38:03,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-05 23:38:03,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:38:03,179 INFO L87 Difference]: Start difference. First operand 61 states and 112 transitions. Second operand 7 states. [2020-10-05 23:38:03,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:38:03,299 INFO L93 Difference]: Finished difference Result 75 states and 134 transitions. [2020-10-05 23:38:03,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:38:03,300 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2020-10-05 23:38:03,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:38:03,301 INFO L225 Difference]: With dead ends: 75 [2020-10-05 23:38:03,301 INFO L226 Difference]: Without dead ends: 41 [2020-10-05 23:38:03,301 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:38:03,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-10-05 23:38:03,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-10-05 23:38:03,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-10-05 23:38:03,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 64 transitions. [2020-10-05 23:38:03,304 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 64 transitions. Word has length 20 [2020-10-05 23:38:03,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:38:03,304 INFO L479 AbstractCegarLoop]: Abstraction has 41 states and 64 transitions. [2020-10-05 23:38:03,305 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-05 23:38:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2020-10-05 23:38:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-05 23:38:03,305 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:38:03,306 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:38:03,306 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-05 23:38:03,306 INFO L427 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:38:03,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:38:03,307 INFO L82 PathProgramCache]: Analyzing trace with hash -128958866, now seen corresponding path program 2 times [2020-10-05 23:38:03,307 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:38:03,307 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782880388] [2020-10-05 23:38:03,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:38:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:38:03,411 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:38:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:38:03,512 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:38:03,552 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-05 23:38:03,552 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-05 23:38:03,553 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-05 23:38:03,554 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-05 23:38:03,575 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [910] [910] L3-->L834: Formula: (let ((.cse7 (= 0 (mod ~x$r_buff1_thd0~0_In823978186 256))) (.cse6 (= 0 (mod ~x$w_buff1_used~0_In823978186 256))) (.cse8 (= 0 (mod ~x$w_buff0_used~0_In823978186 256))) (.cse9 (= (mod ~x$r_buff0_thd0~0_In823978186 256) 0))) (let ((.cse2 (or .cse8 .cse9)) (.cse0 (not .cse9)) (.cse1 (not .cse8)) (.cse5 (or .cse7 .cse6)) (.cse3 (not .cse7)) (.cse4 (not .cse6))) (and (= |ULTIMATE.start_assume_abort_if_not_#in~cond_In823978186| ULTIMATE.start_assume_abort_if_not_~cond_Out823978186) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out823978186 0)) (= ~x$r_buff0_thd0~0_In823978186 ~x$r_buff0_thd0~0_Out823978186) (or (and .cse0 .cse1 (= ~x$w_buff0~0_In823978186 ~x~0_Out823978186)) (and .cse2 (or (and .cse3 .cse4 (= ~x$w_buff1~0_In823978186 ~x~0_Out823978186)) (and .cse5 (= ~x~0_In823978186 ~x~0_Out823978186))))) (or (and (= ~x$w_buff0_used~0_In823978186 ~x$w_buff0_used~0_Out823978186) .cse2) (and .cse0 (= ~x$w_buff0_used~0_Out823978186 0) .cse1)) (= ~x$r_buff1_thd0~0_Out823978186 ~x$r_buff1_thd0~0_In823978186) (or (and .cse5 (= ~x$w_buff1_used~0_In823978186 ~x$w_buff1_used~0_Out823978186)) (and .cse3 (= ~x$w_buff1_used~0_Out823978186 0) .cse4))))) InVars {~x$w_buff0~0=~x$w_buff0~0_In823978186, ~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In823978186, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In823978186|, ~x$w_buff1~0=~x$w_buff1~0_In823978186, ~x$w_buff1_used~0=~x$w_buff1_used~0_In823978186, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In823978186, ~x~0=~x~0_In823978186, ~x$w_buff0_used~0=~x$w_buff0_used~0_In823978186} OutVars{~x$w_buff0~0=~x$w_buff0~0_In823978186, ~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_Out823978186, ~x$w_buff1~0=~x$w_buff1~0_In823978186, ~x$w_buff1_used~0=~x$w_buff1_used~0_Out823978186, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_Out823978186, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out823978186|, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out823978186|, ULTIMATE.start_main_#t~ite45=|ULTIMATE.start_main_#t~ite45_Out823978186|, ~x$w_buff0_used~0=~x$w_buff0_used~0_Out823978186, ULTIMATE.start_main_#t~ite44=|ULTIMATE.start_main_#t~ite44_Out823978186|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In823978186|, ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out823978186|, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out823978186|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out823978186, ~x~0=~x~0_Out823978186} AuxVars[] AssignedVars[~x$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_assume_abort_if_not_~cond, ~x$w_buff1_used~0, ~x$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite42, ~x~0, ULTIMATE.start_main_#t~ite45, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite44] because there is no mapped edge [2020-10-05 23:38:03,582 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,585 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,587 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,589 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,589 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,589 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,589 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,590 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,590 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,593 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,593 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,593 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,594 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,594 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,595 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,595 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,595 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,595 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,595 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,596 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,596 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,596 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,596 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,596 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,597 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,597 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,597 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,597 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,597 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,598 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,598 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,598 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,598 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,598 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,599 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,599 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,599 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,599 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,600 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,600 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,600 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,600 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,600 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,601 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,601 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,601 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,601 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:38:03,601 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:38:03,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:38:03 BasicIcfg [2020-10-05 23:38:03,669 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:38:03,671 INFO L168 Benchmark]: Toolchain (without parser) took 8631.19 ms. Allocated memory was 138.4 MB in the beginning and 338.7 MB in the end (delta: 200.3 MB). Free memory was 99.7 MB in the beginning and 269.4 MB in the end (delta: -169.7 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2020-10-05 23:38:03,672 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-05 23:38:03,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.17 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 99.5 MB in the beginning and 155.7 MB in the end (delta: -56.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2020-10-05 23:38:03,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.50 ms. Allocated memory is still 201.9 MB. Free memory was 155.7 MB in the beginning and 153.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-05 23:38:03,675 INFO L168 Benchmark]: Boogie Preprocessor took 79.19 ms. Allocated memory is still 201.9 MB. Free memory was 153.1 MB in the beginning and 150.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-05 23:38:03,676 INFO L168 Benchmark]: RCFGBuilder took 2128.55 ms. Allocated memory was 201.9 MB in the beginning and 250.1 MB in the end (delta: 48.2 MB). Free memory was 150.4 MB in the beginning and 196.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. [2020-10-05 23:38:03,676 INFO L168 Benchmark]: TraceAbstraction took 5595.19 ms. Allocated memory was 250.1 MB in the beginning and 338.7 MB in the end (delta: 88.6 MB). Free memory was 196.8 MB in the beginning and 269.4 MB in the end (delta: -72.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2020-10-05 23:38:03,681 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 757.17 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 99.5 MB in the beginning and 155.7 MB in the end (delta: -56.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 65.50 ms. Allocated memory is still 201.9 MB. Free memory was 155.7 MB in the beginning and 153.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.19 ms. Allocated memory is still 201.9 MB. Free memory was 153.1 MB in the beginning and 150.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2128.55 ms. Allocated memory was 201.9 MB in the beginning and 250.1 MB in the end (delta: 48.2 MB). Free memory was 150.4 MB in the beginning and 196.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5595.19 ms. Allocated memory was 250.1 MB in the beginning and 338.7 MB in the end (delta: 88.6 MB). Free memory was 196.8 MB in the beginning and 269.4 MB in the end (delta: -72.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.7s, 100 ProgramPointsBefore, 35 ProgramPointsAfterwards, 92 TransitionsBefore, 26 TransitionsAfterwards, 1544 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 807 VarBasedMoverChecksPositive, 37 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 3844 CheckedPairsTotal, 77 TotalNumberOfCompositions - CounterExampleResult [Line: 8]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L699] 0 int __unbuffered_cnt = 0; [L701] 0 int __unbuffered_p0_EAX = 0; [L703] 0 int __unbuffered_p0_EBX = 0; [L705] 0 int __unbuffered_p2_EAX = 0; [L706] 0 _Bool main$tmp_guard0; [L707] 0 _Bool main$tmp_guard1; [L709] 0 int x = 0; [L710] 0 _Bool x$flush_delayed; [L711] 0 int x$mem_tmp; [L712] 0 _Bool x$r_buff0_thd0; [L713] 0 _Bool x$r_buff0_thd1; [L714] 0 _Bool x$r_buff0_thd2; [L715] 0 _Bool x$r_buff0_thd3; [L716] 0 _Bool x$r_buff1_thd0; [L717] 0 _Bool x$r_buff1_thd1; [L718] 0 _Bool x$r_buff1_thd2; [L719] 0 _Bool x$r_buff1_thd3; [L720] 0 _Bool x$read_delayed; [L721] 0 int *x$read_delayed_var; [L722] 0 int x$w_buff0; [L723] 0 _Bool x$w_buff0_used; [L724] 0 int x$w_buff1; [L725] 0 _Bool x$w_buff1_used; [L727] 0 int y = 0; [L728] 0 _Bool weak$$choice0; [L729] 0 _Bool weak$$choice2; [L818] 0 pthread_t t1834; [L819] FCALL, FORK 0 pthread_create(&t1834, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L820] 0 pthread_t t1835; [L821] FCALL, FORK 0 pthread_create(&t1835, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L822] 0 pthread_t t1836; [L823] FCALL, FORK 0 pthread_create(&t1836, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L761] 2 x$w_buff1 = x$w_buff0 [L762] 2 x$w_buff0 = 1 [L763] 2 x$w_buff1_used = x$w_buff0_used [L764] 2 x$w_buff0_used = (_Bool)1 [L8] COND FALSE 2 !(!expression) [L766] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L767] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L768] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L769] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L770] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L773] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L790] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L793] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L733] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L796] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L796] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L797] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L797] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L798] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L798] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L799] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L799] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L800] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L800] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L805] 3 return 0; [L736] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L737] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L738] 1 x$flush_delayed = weak$$choice2 [L739] 1 x$mem_tmp = x [L740] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L740] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L741] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L741] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L741] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L741] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L742] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L742] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L742] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L742] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L743] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L743] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L743] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L743] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L743] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L743] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L744] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L744] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L744] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L744] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L745] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L745] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L746] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L746] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L747] 1 __unbuffered_p0_EBX = x [L748] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L748] 1 x = x$flush_delayed ? x$mem_tmp : x [L749] 1 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L776] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L776] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L777] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L777] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L778] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L778] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L779] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L779] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L780] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L780] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L754] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L756] 1 return 0; [L783] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L785] 2 return 0; [L825] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L836] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) [L8] COND TRUE 0 !expression [L8] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 91 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.3s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.8s, HoareTripleCheckerStatistics: 197 SDtfs, 226 SDslu, 280 SDs, 0 SdLazy, 145 SolverSat, 39 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=658occurred 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: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 137 NumberOfCodeBlocks, 137 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 108 ConstructedInterpolants, 0 QuantifiedInterpolants, 6781 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! Received shutdown request...