/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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread/stack_longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 23:30:08,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 23:30:08,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 23:30:08,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 23:30:08,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 23:30:08,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 23:30:08,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 23:30:08,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 23:30:08,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 23:30:08,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 23:30:08,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 23:30:08,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 23:30:08,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 23:30:08,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 23:30:08,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 23:30:08,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 23:30:08,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 23:30:08,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 23:30:08,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 23:30:08,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 23:30:08,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 23:30:08,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 23:30:08,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 23:30:08,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 23:30:08,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 23:30:08,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 23:30:08,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 23:30:08,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 23:30:08,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 23:30:08,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 23:30:08,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 23:30:08,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 23:30:08,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 23:30:08,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 23:30:08,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 23:30:08,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 23:30:08,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 23:30:08,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 23:30:08,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 23:30:08,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 23:30:08,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 23:30:08,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-MCR.epf [2019-12-27 23:30:08,655 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 23:30:08,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 23:30:08,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 23:30:08,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 23:30:08,657 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 23:30:08,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 23:30:08,658 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 23:30:08,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 23:30:08,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 23:30:08,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 23:30:08,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 23:30:08,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 23:30:08,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 23:30:08,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 23:30:08,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 23:30:08,659 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 23:30:08,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 23:30:08,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 23:30:08,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 23:30:08,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 23:30:08,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 23:30:08,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 23:30:08,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 23:30:08,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 23:30:08,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 23:30:08,662 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 23:30:08,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 23:30:08,662 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 23:30:08,662 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-27 23:30:08,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 23:30:08,663 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 23:30:08,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 23:30:08,968 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 23:30:08,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 23:30:08,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 23:30:08,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 23:30:08,996 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 23:30:08,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2019-12-27 23:30:09,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055a8464e/b9cf5f9df7b8428ebaf89d759fb986b8/FLAGafe90e432 [2019-12-27 23:30:09,645 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 23:30:09,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2019-12-27 23:30:09,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055a8464e/b9cf5f9df7b8428ebaf89d759fb986b8/FLAGafe90e432 [2019-12-27 23:30:09,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055a8464e/b9cf5f9df7b8428ebaf89d759fb986b8 [2019-12-27 23:30:09,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 23:30:09,921 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 23:30:09,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 23:30:09,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 23:30:09,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 23:30:09,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 11:30:09" (1/1) ... [2019-12-27 23:30:09,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f6d568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:09, skipping insertion in model container [2019-12-27 23:30:09,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 11:30:09" (1/1) ... [2019-12-27 23:30:09,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 23:30:09,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 23:30:10,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 23:30:10,692 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 23:30:10,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 23:30:10,939 INFO L208 MainTranslator]: Completed translation [2019-12-27 23:30:10,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10 WrapperNode [2019-12-27 23:30:10,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 23:30:10,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 23:30:10,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 23:30:10,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 23:30:10,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:10,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:11,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 23:30:11,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 23:30:11,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 23:30:11,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 23:30:11,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:11,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:11,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:11,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:11,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:11,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:11,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (1/1) ... [2019-12-27 23:30:11,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 23:30:11,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 23:30:11,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 23:30:11,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 23:30:11,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (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 [2019-12-27 23:30:11,134 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-27 23:30:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-27 23:30:11,135 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-27 23:30:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-27 23:30:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 23:30:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 23:30:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 23:30:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 23:30:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-27 23:30:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-27 23:30:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 23:30:11,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 23:30:11,145 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 23:30:11,729 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 23:30:11,730 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-27 23:30:11,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 11:30:11 BoogieIcfgContainer [2019-12-27 23:30:11,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 23:30:11,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 23:30:11,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 23:30:11,741 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 23:30:11,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 11:30:09" (1/3) ... [2019-12-27 23:30:11,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@691ea172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 11:30:11, skipping insertion in model container [2019-12-27 23:30:11,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:30:10" (2/3) ... [2019-12-27 23:30:11,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@691ea172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 11:30:11, skipping insertion in model container [2019-12-27 23:30:11,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 11:30:11" (3/3) ... [2019-12-27 23:30:11,745 INFO L109 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2019-12-27 23:30:11,753 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 23:30:11,753 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 23:30:11,759 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 23:30:11,761 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 23:30:11,808 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,808 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,808 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,808 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,809 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,809 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,809 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,809 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,810 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,810 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,810 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,810 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,810 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,811 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,811 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,811 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,811 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,811 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,812 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,812 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,812 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,812 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,812 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,813 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,813 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,813 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,813 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,813 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,814 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,814 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,814 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,814 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,814 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,815 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,815 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,815 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,815 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,816 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,816 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,816 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,816 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,816 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,817 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,817 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,817 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,817 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,818 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,818 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,818 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,818 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,818 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,819 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,819 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,819 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,820 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,820 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,820 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,820 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,820 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,821 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,821 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,821 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,822 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,822 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,823 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,823 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,823 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,823 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,824 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,824 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,824 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,824 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,824 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,825 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,825 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,825 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,825 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,826 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,826 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,826 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,826 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,826 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,827 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,827 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,827 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,827 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,827 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,828 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,828 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,828 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,828 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,828 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,829 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,829 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,829 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,829 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,829 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,830 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,830 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,830 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,830 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,830 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,831 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,831 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,831 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,831 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,832 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,832 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,832 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,832 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,833 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,833 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,833 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,833 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,834 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,834 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,834 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,834 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,834 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,835 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,835 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,835 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,835 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,835 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,836 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,836 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,836 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,840 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,840 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,840 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,840 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,840 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,841 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,841 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,841 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,841 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,841 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,842 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,842 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,842 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,842 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,842 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,842 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,843 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,843 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,843 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,843 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,843 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,849 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,849 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,850 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,850 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,850 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,850 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,850 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,851 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,851 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,851 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,851 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,851 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,852 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,852 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,852 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,852 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,852 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,853 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,853 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 23:30:11,875 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 23:30:11,896 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 23:30:11,896 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 23:30:11,896 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 23:30:11,897 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 23:30:11,897 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 23:30:11,897 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 23:30:11,897 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 23:30:11,897 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 23:30:11,911 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 136 places, 140 transitions [2019-12-27 23:30:12,202 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 6505 states. [2019-12-27 23:30:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand 6505 states. [2019-12-27 23:30:12,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-27 23:30:12,241 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:30:12,242 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:30:12,242 INFO L410 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 23:30:12,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:30:12,251 INFO L82 PathProgramCache]: Analyzing trace with hash -968281039, now seen corresponding path program 1 times [2019-12-27 23:30:12,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:30:12,266 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346156342] [2019-12-27 23:30:12,266 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:30:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:30:12,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:30:12,664 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346156342] [2019-12-27 23:30:12,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:30:12,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 23:30:12,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [165499730] [2019-12-27 23:30:12,668 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:30:12,681 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:30:12,714 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 46 states and 45 transitions. [2019-12-27 23:30:12,714 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:30:12,719 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:30:12,719 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 23:30:12,720 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:30:12,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 23:30:12,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 23:30:12,738 INFO L87 Difference]: Start difference. First operand 6505 states. Second operand 3 states. [2019-12-27 23:30:12,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:30:12,975 INFO L93 Difference]: Finished difference Result 9853 states and 26352 transitions. [2019-12-27 23:30:12,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 23:30:12,978 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-12-27 23:30:12,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:30:13,085 INFO L225 Difference]: With dead ends: 9853 [2019-12-27 23:30:13,085 INFO L226 Difference]: Without dead ends: 9745 [2019-12-27 23:30:13,089 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 23:30:13,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9745 states. [2019-12-27 23:30:13,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9745 to 8275. [2019-12-27 23:30:13,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8275 states. [2019-12-27 23:30:13,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8275 states to 8275 states and 22333 transitions. [2019-12-27 23:30:13,586 INFO L78 Accepts]: Start accepts. Automaton has 8275 states and 22333 transitions. Word has length 45 [2019-12-27 23:30:13,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:30:13,587 INFO L462 AbstractCegarLoop]: Abstraction has 8275 states and 22333 transitions. [2019-12-27 23:30:13,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 23:30:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 8275 states and 22333 transitions. [2019-12-27 23:30:13,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-27 23:30:13,594 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:30:13,594 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:30:13,594 INFO L410 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 23:30:13,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:30:13,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1627977550, now seen corresponding path program 1 times [2019-12-27 23:30:13,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:30:13,596 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681064207] [2019-12-27 23:30:13,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:30:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:30:13,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:30:13,746 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681064207] [2019-12-27 23:30:13,747 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:30:13,747 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 23:30:13,747 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [830148247] [2019-12-27 23:30:13,747 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:30:13,763 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:30:13,843 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 50 states and 49 transitions. [2019-12-27 23:30:13,844 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:30:13,845 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:30:13,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 23:30:13,847 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:30:13,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 23:30:13,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 23:30:13,848 INFO L87 Difference]: Start difference. First operand 8275 states and 22333 transitions. Second operand 3 states. [2019-12-27 23:30:13,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:30:13,957 INFO L93 Difference]: Finished difference Result 7696 states and 20468 transitions. [2019-12-27 23:30:13,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 23:30:13,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2019-12-27 23:30:13,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:30:14,037 INFO L225 Difference]: With dead ends: 7696 [2019-12-27 23:30:14,037 INFO L226 Difference]: Without dead ends: 7555 [2019-12-27 23:30:14,041 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 23:30:14,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7555 states. [2019-12-27 23:30:14,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7555 to 7327. [2019-12-27 23:30:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7327 states. [2019-12-27 23:30:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7327 states to 7327 states and 19607 transitions. [2019-12-27 23:30:14,309 INFO L78 Accepts]: Start accepts. Automaton has 7327 states and 19607 transitions. Word has length 49 [2019-12-27 23:30:14,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:30:14,311 INFO L462 AbstractCegarLoop]: Abstraction has 7327 states and 19607 transitions. [2019-12-27 23:30:14,311 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 23:30:14,311 INFO L276 IsEmpty]: Start isEmpty. Operand 7327 states and 19607 transitions. [2019-12-27 23:30:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-27 23:30:14,317 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:30:14,317 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:30:14,317 INFO L410 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 23:30:14,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:30:14,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1369415544, now seen corresponding path program 1 times [2019-12-27 23:30:14,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:30:14,320 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353123283] [2019-12-27 23:30:14,320 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:30:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:30:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:30:14,450 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353123283] [2019-12-27 23:30:14,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:30:14,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 23:30:14,451 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1359838162] [2019-12-27 23:30:14,451 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:30:14,530 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:30:14,541 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 55 states and 54 transitions. [2019-12-27 23:30:14,542 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:30:14,542 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:30:14,543 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 23:30:14,543 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:30:14,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 23:30:14,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 23:30:14,543 INFO L87 Difference]: Start difference. First operand 7327 states and 19607 transitions. Second operand 4 states. [2019-12-27 23:30:14,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:30:14,680 INFO L93 Difference]: Finished difference Result 10192 states and 27210 transitions. [2019-12-27 23:30:14,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 23:30:14,680 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2019-12-27 23:30:14,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:30:14,709 INFO L225 Difference]: With dead ends: 10192 [2019-12-27 23:30:14,709 INFO L226 Difference]: Without dead ends: 10192 [2019-12-27 23:30:14,709 INFO L631 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 [2019-12-27 23:30:14,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10192 states. [2019-12-27 23:30:14,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10192 to 7651. [2019-12-27 23:30:14,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7651 states. [2019-12-27 23:30:14,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7651 states to 7651 states and 20474 transitions. [2019-12-27 23:30:14,971 INFO L78 Accepts]: Start accepts. Automaton has 7651 states and 20474 transitions. Word has length 54 [2019-12-27 23:30:14,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:30:14,972 INFO L462 AbstractCegarLoop]: Abstraction has 7651 states and 20474 transitions. [2019-12-27 23:30:14,972 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 23:30:14,972 INFO L276 IsEmpty]: Start isEmpty. Operand 7651 states and 20474 transitions. [2019-12-27 23:30:14,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-27 23:30:14,981 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:30:14,981 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:30:14,981 INFO L410 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 23:30:14,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:30:14,982 INFO L82 PathProgramCache]: Analyzing trace with hash -1894313304, now seen corresponding path program 1 times [2019-12-27 23:30:14,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:30:14,983 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401379518] [2019-12-27 23:30:14,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:30:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:30:15,088 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:30:15,088 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401379518] [2019-12-27 23:30:15,090 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [236323612] [2019-12-27 23:30:15,090 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 23:30:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:30:15,220 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-27 23:30:15,229 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-27 23:30:15,358 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:30:15,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-27 23:30:15,359 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2019-12-27 23:30:15,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1265501015] [2019-12-27 23:30:15,360 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:30:15,379 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:30:15,398 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 78 states and 77 transitions. [2019-12-27 23:30:15,399 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:30:15,399 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 23:30:15,399 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 23:30:15,400 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:30:15,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 23:30:15,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-27 23:30:15,400 INFO L87 Difference]: Start difference. First operand 7651 states and 20474 transitions. Second operand 5 states. [2019-12-27 23:30:15,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:30:15,513 INFO L93 Difference]: Finished difference Result 11185 states and 29818 transitions. [2019-12-27 23:30:15,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 23:30:15,514 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 77 [2019-12-27 23:30:15,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:30:15,545 INFO L225 Difference]: With dead ends: 11185 [2019-12-27 23:30:15,545 INFO L226 Difference]: Without dead ends: 11185 [2019-12-27 23:30:15,546 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2019-12-27 23:30:15,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11185 states. [2019-12-27 23:30:15,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11185 to 9715. [2019-12-27 23:30:15,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9715 states. [2019-12-27 23:30:15,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9715 states to 9715 states and 26035 transitions. [2019-12-27 23:30:15,891 INFO L78 Accepts]: Start accepts. Automaton has 9715 states and 26035 transitions. Word has length 77 [2019-12-27 23:30:15,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:30:15,891 INFO L462 AbstractCegarLoop]: Abstraction has 9715 states and 26035 transitions. [2019-12-27 23:30:15,892 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 23:30:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 9715 states and 26035 transitions. [2019-12-27 23:30:15,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-27 23:30:15,902 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:30:15,902 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:30:16,106 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 23:30:16,106 INFO L410 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 23:30:16,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:30:16,107 INFO L82 PathProgramCache]: Analyzing trace with hash -2130899343, now seen corresponding path program 1 times [2019-12-27 23:30:16,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:30:16,108 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932056577] [2019-12-27 23:30:16,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:30:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:30:16,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:30:16,177 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932056577] [2019-12-27 23:30:16,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:30:16,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 23:30:16,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [367345739] [2019-12-27 23:30:16,178 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:30:16,200 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:30:16,252 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 154 states and 225 transitions. [2019-12-27 23:30:16,252 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:30:16,267 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 5 times. [2019-12-27 23:30:16,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 23:30:16,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:30:16,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 23:30:16,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 23:30:16,268 INFO L87 Difference]: Start difference. First operand 9715 states and 26035 transitions. Second operand 4 states. [2019-12-27 23:30:16,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:30:16,341 INFO L93 Difference]: Finished difference Result 5008 states and 12669 transitions. [2019-12-27 23:30:16,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 23:30:16,342 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 81 [2019-12-27 23:30:16,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:30:16,356 INFO L225 Difference]: With dead ends: 5008 [2019-12-27 23:30:16,356 INFO L226 Difference]: Without dead ends: 5008 [2019-12-27 23:30:16,356 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 23:30:16,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5008 states. [2019-12-27 23:30:16,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5008 to 4843. [2019-12-27 23:30:16,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4843 states. [2019-12-27 23:30:16,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 4843 states and 12269 transitions. [2019-12-27 23:30:16,455 INFO L78 Accepts]: Start accepts. Automaton has 4843 states and 12269 transitions. Word has length 81 [2019-12-27 23:30:16,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:30:16,455 INFO L462 AbstractCegarLoop]: Abstraction has 4843 states and 12269 transitions. [2019-12-27 23:30:16,455 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 23:30:16,455 INFO L276 IsEmpty]: Start isEmpty. Operand 4843 states and 12269 transitions. [2019-12-27 23:30:16,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-27 23:30:16,462 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:30:16,462 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:30:16,463 INFO L410 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 23:30:16,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:30:16,463 INFO L82 PathProgramCache]: Analyzing trace with hash -758134343, now seen corresponding path program 1 times [2019-12-27 23:30:16,464 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:30:16,464 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788925314] [2019-12-27 23:30:16,464 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:30:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:30:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 23:30:16,575 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788925314] [2019-12-27 23:30:16,576 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 23:30:16,576 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-27 23:30:16,577 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1254492763] [2019-12-27 23:30:16,578 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 23:30:16,932 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 23:30:17,019 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 288 states and 492 transitions. [2019-12-27 23:30:17,019 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 23:30:17,061 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 10 times. [2019-12-27 23:30:17,062 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-27 23:30:17,062 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 23:30:17,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-27 23:30:17,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-12-27 23:30:17,063 INFO L87 Difference]: Start difference. First operand 4843 states and 12269 transitions. Second operand 9 states. [2019-12-27 23:30:17,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 23:30:17,418 INFO L93 Difference]: Finished difference Result 7822 states and 19399 transitions. [2019-12-27 23:30:17,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-27 23:30:17,418 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 82 [2019-12-27 23:30:17,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 23:30:17,438 INFO L225 Difference]: With dead ends: 7822 [2019-12-27 23:30:17,438 INFO L226 Difference]: Without dead ends: 7822 [2019-12-27 23:30:17,440 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2019-12-27 23:30:17,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7822 states. [2019-12-27 23:30:17,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7822 to 5248. [2019-12-27 23:30:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5248 states. [2019-12-27 23:30:17,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5248 states to 5248 states and 13263 transitions. [2019-12-27 23:30:17,617 INFO L78 Accepts]: Start accepts. Automaton has 5248 states and 13263 transitions. Word has length 82 [2019-12-27 23:30:17,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 23:30:17,618 INFO L462 AbstractCegarLoop]: Abstraction has 5248 states and 13263 transitions. [2019-12-27 23:30:17,618 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-27 23:30:17,618 INFO L276 IsEmpty]: Start isEmpty. Operand 5248 states and 13263 transitions. [2019-12-27 23:30:17,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-27 23:30:17,633 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 23:30:17,634 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 23:30:17,634 INFO L410 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 23:30:17,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 23:30:17,635 INFO L82 PathProgramCache]: Analyzing trace with hash 934748753, now seen corresponding path program 1 times [2019-12-27 23:30:17,636 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 23:30:17,636 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938843577] [2019-12-27 23:30:17,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 23:30:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 23:30:17,954 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (const Int) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1315) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.TermTransferrer.convertApplicationTerm(TermTransferrer.java:182) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:339) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computePredicates(NestedInterpolantsBuilder.java:573) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:171) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:300) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:464) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-27 23:30:17,962 INFO L168 Benchmark]: Toolchain (without parser) took 8037.48 ms. Allocated memory was 145.2 MB in the beginning and 499.6 MB in the end (delta: 354.4 MB). Free memory was 100.8 MB in the beginning and 393.4 MB in the end (delta: -292.6 MB). Peak memory consumption was 61.8 MB. Max. memory is 7.1 GB. [2019-12-27 23:30:17,963 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 145.2 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-12-27 23:30:17,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1018.37 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 100.8 MB in the beginning and 132.4 MB in the end (delta: -31.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2019-12-27 23:30:17,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.50 ms. Allocated memory is still 203.4 MB. Free memory was 132.4 MB in the beginning and 129.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-12-27 23:30:17,969 INFO L168 Benchmark]: Boogie Preprocessor took 45.17 ms. Allocated memory is still 203.4 MB. Free memory was 129.4 MB in the beginning and 128.4 MB in the end (delta: 980.9 kB). Peak memory consumption was 980.9 kB. Max. memory is 7.1 GB. [2019-12-27 23:30:17,970 INFO L168 Benchmark]: RCFGBuilder took 662.05 ms. Allocated memory is still 203.4 MB. Free memory was 127.5 MB in the beginning and 95.4 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. [2019-12-27 23:30:17,970 INFO L168 Benchmark]: TraceAbstraction took 6220.81 ms. Allocated memory was 203.4 MB in the beginning and 499.6 MB in the end (delta: 296.2 MB). Free memory was 95.4 MB in the beginning and 393.4 MB in the end (delta: -298.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-12-27 23:30:17,979 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 145.2 MB. Free memory is still 121.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1018.37 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 100.8 MB in the beginning and 132.4 MB in the end (delta: -31.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 83.50 ms. Allocated memory is still 203.4 MB. Free memory was 132.4 MB in the beginning and 129.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.17 ms. Allocated memory is still 203.4 MB. Free memory was 129.4 MB in the beginning and 128.4 MB in the end (delta: 980.9 kB). Peak memory consumption was 980.9 kB. Max. memory is 7.1 GB. * RCFGBuilder took 662.05 ms. Allocated memory is still 203.4 MB. Free memory was 127.5 MB in the beginning and 95.4 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6220.81 ms. Allocated memory was 203.4 MB in the beginning and 499.6 MB in the end (delta: 296.2 MB). Free memory was 95.4 MB in the beginning and 393.4 MB in the end (delta: -298.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (const Int) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (const Int): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...