/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-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread/stack_longest-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 00:46:54,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 00:46:54,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 00:46:54,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 00:46:54,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 00:46:54,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 00:46:54,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 00:46:54,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 00:46:54,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 00:46:54,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 00:46:54,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 00:46:54,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 00:46:54,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 00:46:54,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 00:46:54,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 00:46:54,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 00:46:54,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 00:46:54,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 00:46:54,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 00:46:54,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 00:46:54,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 00:46:54,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 00:46:54,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 00:46:54,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 00:46:54,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 00:46:54,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 00:46:54,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 00:46:54,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 00:46:54,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 00:46:54,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 00:46:54,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 00:46:54,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 00:46:54,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 00:46:54,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 00:46:54,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 00:46:54,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 00:46:54,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 00:46:54,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 00:46:54,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 00:46:54,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 00:46:54,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 00:46:54,685 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-SemanticLbe.epf [2019-12-27 00:46:54,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 00:46:54,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 00:46:54,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 00:46:54,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 00:46:54,723 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 00:46:54,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 00:46:54,725 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 00:46:54,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 00:46:54,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 00:46:54,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 00:46:54,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 00:46:54,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 00:46:54,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 00:46:54,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 00:46:54,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 00:46:54,727 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 00:46:54,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 00:46:54,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 00:46:54,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 00:46:54,728 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 00:46:54,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 00:46:54,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 00:46:54,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 00:46:54,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 00:46:54,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 00:46:54,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 00:46:54,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 00:46:54,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 00:46:54,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 00:46:54,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 00:46:55,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 00:46:55,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 00:46:55,017 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 00:46:55,018 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 00:46:55,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longest-1.i [2019-12-27 00:46:55,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3e9b6b6/bbbc104a4b3c4f5184d9b015ca381b58/FLAGf471c1675 [2019-12-27 00:46:55,710 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 00:46:55,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i [2019-12-27 00:46:55,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3e9b6b6/bbbc104a4b3c4f5184d9b015ca381b58/FLAGf471c1675 [2019-12-27 00:46:55,928 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3e9b6b6/bbbc104a4b3c4f5184d9b015ca381b58 [2019-12-27 00:46:55,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 00:46:55,939 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 00:46:55,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 00:46:55,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 00:46:55,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 00:46:55,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 12:46:55" (1/1) ... [2019-12-27 00:46:55,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c762407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:55, skipping insertion in model container [2019-12-27 00:46:55,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 12:46:55" (1/1) ... [2019-12-27 00:46:55,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 00:46:56,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 00:46:56,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 00:46:56,612 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 00:46:56,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 00:46:56,812 INFO L208 MainTranslator]: Completed translation [2019-12-27 00:46:56,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56 WrapperNode [2019-12-27 00:46:56,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 00:46:56,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 00:46:56,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 00:46:56,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 00:46:56,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 00:46:56,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 00:46:56,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 00:46:56,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 00:46:56,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (1/1) ... [2019-12-27 00:46:56,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 00:46:56,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 00:46:56,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 00:46:56,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 00:46:56,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (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 00:46:57,002 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-27 00:46:57,002 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-27 00:46:57,003 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-27 00:46:57,003 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-27 00:46:57,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 00:46:57,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 00:46:57,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 00:46:57,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 00:46:57,005 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-27 00:46:57,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-27 00:46:57,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 00:46:57,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 00:46:57,010 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 00:46:57,552 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 00:46:57,553 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-27 00:46:57,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 12:46:57 BoogieIcfgContainer [2019-12-27 00:46:57,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 00:46:57,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 00:46:57,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 00:46:57,559 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 00:46:57,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 12:46:55" (1/3) ... [2019-12-27 00:46:57,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d862f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 12:46:57, skipping insertion in model container [2019-12-27 00:46:57,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:46:56" (2/3) ... [2019-12-27 00:46:57,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d862f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 12:46:57, skipping insertion in model container [2019-12-27 00:46:57,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 12:46:57" (3/3) ... [2019-12-27 00:46:57,563 INFO L109 eAbstractionObserver]: Analyzing ICFG stack_longest-1.i [2019-12-27 00:46:57,571 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 00:46:57,572 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 00:46:57,579 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 00:46:57,580 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 00:46:57,634 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,634 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,634 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,634 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,635 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,635 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,635 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,635 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,635 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,636 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,636 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,636 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,636 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,636 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,636 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,637 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,637 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,637 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,637 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,637 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,637 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,638 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,638 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,638 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,638 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,638 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,638 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,638 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,639 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,639 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,639 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,639 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,639 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,640 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,640 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,640 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,640 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,640 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,640 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,641 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,641 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,641 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,641 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,642 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,642 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,642 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,642 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,642 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,643 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,643 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,643 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,643 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,644 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,644 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,644 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,644 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,645 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,645 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,645 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,645 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,645 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,646 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,647 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,647 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,647 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,647 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,648 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,648 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,648 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,648 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,648 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,649 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,649 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,649 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,649 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,650 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,650 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,650 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,650 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,650 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,651 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,651 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,651 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,651 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,651 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,652 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,652 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,652 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,652 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,652 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,653 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,653 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,653 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,653 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,653 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,654 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,654 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,654 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,654 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,654 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,655 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,655 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,655 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,655 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,656 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,656 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,656 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,656 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,657 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,657 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,657 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,657 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,658 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,658 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,658 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,658 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,659 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,659 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,659 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,659 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,659 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,660 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,660 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,660 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,660 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,660 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,661 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,664 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,664 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,665 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,665 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,665 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,665 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,666 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,666 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,666 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,666 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,666 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,666 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,667 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,667 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,667 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,667 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,667 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,668 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,668 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,668 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,668 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,674 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,674 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,674 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,675 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,675 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,675 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,675 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,675 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,676 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,676 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,676 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,676 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,676 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,677 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,677 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,677 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,677 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,677 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,677 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 00:46:57,699 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 00:46:57,720 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 00:46:57,720 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 00:46:57,720 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 00:46:57,720 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 00:46:57,721 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 00:46:57,721 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 00:46:57,721 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 00:46:57,721 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 00:46:57,737 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 140 transitions [2019-12-27 00:46:57,739 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-27 00:46:57,819 INFO L132 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-27 00:46:57,819 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 00:46:57,831 INFO L76 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 140 events. 10/140 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 372 event pairs. 0/129 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-27 00:46:57,843 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-27 00:46:57,883 INFO L132 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-27 00:46:57,883 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 00:46:57,888 INFO L76 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 140 events. 10/140 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 372 event pairs. 0/129 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-27 00:46:57,897 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5952 [2019-12-27 00:46:57,899 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 00:47:00,273 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2019-12-27 00:47:00,755 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-12-27 00:47:01,293 WARN L192 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2019-12-27 00:47:01,506 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-12-27 00:47:01,653 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6886 [2019-12-27 00:47:01,654 INFO L214 etLargeBlockEncoding]: Total number of compositions: 119 [2019-12-27 00:47:01,657 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 41 transitions [2019-12-27 00:47:01,682 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 335 states. [2019-12-27 00:47:01,684 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states. [2019-12-27 00:47:01,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-27 00:47:01,691 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:47:01,692 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-27 00:47:01,693 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 00:47:01,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:47:01,699 INFO L82 PathProgramCache]: Analyzing trace with hash -286243724, now seen corresponding path program 1 times [2019-12-27 00:47:01,710 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:47:01,710 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228108542] [2019-12-27 00:47:01,710 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:47:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:47:02,007 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 00:47:02,007 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228108542] [2019-12-27 00:47:02,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 00:47:02,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 00:47:02,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246730670] [2019-12-27 00:47:02,013 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 00:47:02,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 00:47:02,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 00:47:02,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 00:47:02,027 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 3 states. [2019-12-27 00:47:02,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 00:47:02,162 INFO L93 Difference]: Finished difference Result 602 states and 1541 transitions. [2019-12-27 00:47:02,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 00:47:02,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-27 00:47:02,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 00:47:02,203 INFO L225 Difference]: With dead ends: 602 [2019-12-27 00:47:02,203 INFO L226 Difference]: Without dead ends: 580 [2019-12-27 00:47:02,204 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 00:47:02,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2019-12-27 00:47:02,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 427. [2019-12-27 00:47:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2019-12-27 00:47:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 1148 transitions. [2019-12-27 00:47:02,311 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 1148 transitions. Word has length 6 [2019-12-27 00:47:02,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 00:47:02,311 INFO L462 AbstractCegarLoop]: Abstraction has 427 states and 1148 transitions. [2019-12-27 00:47:02,312 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 00:47:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1148 transitions. [2019-12-27 00:47:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-27 00:47:02,315 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:47:02,315 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 00:47:02,316 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 00:47:02,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:47:02,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1821742482, now seen corresponding path program 1 times [2019-12-27 00:47:02,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:47:02,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508527143] [2019-12-27 00:47:02,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:47:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:47:02,396 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 00:47:02,397 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508527143] [2019-12-27 00:47:02,397 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 00:47:02,397 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 00:47:02,397 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934124350] [2019-12-27 00:47:02,399 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 00:47:02,399 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 00:47:02,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 00:47:02,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 00:47:02,400 INFO L87 Difference]: Start difference. First operand 427 states and 1148 transitions. Second operand 3 states. [2019-12-27 00:47:02,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 00:47:02,420 INFO L93 Difference]: Finished difference Result 530 states and 1370 transitions. [2019-12-27 00:47:02,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 00:47:02,421 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-27 00:47:02,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 00:47:02,425 INFO L225 Difference]: With dead ends: 530 [2019-12-27 00:47:02,425 INFO L226 Difference]: Without dead ends: 508 [2019-12-27 00:47:02,426 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 00:47:02,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2019-12-27 00:47:02,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 468. [2019-12-27 00:47:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2019-12-27 00:47:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 1250 transitions. [2019-12-27 00:47:02,467 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 1250 transitions. Word has length 8 [2019-12-27 00:47:02,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 00:47:02,468 INFO L462 AbstractCegarLoop]: Abstraction has 468 states and 1250 transitions. [2019-12-27 00:47:02,468 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 00:47:02,469 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1250 transitions. [2019-12-27 00:47:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 00:47:02,470 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:47:02,470 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 00:47:02,470 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 00:47:02,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:47:02,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1708962860, now seen corresponding path program 1 times [2019-12-27 00:47:02,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:47:02,471 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020571618] [2019-12-27 00:47:02,472 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:47:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:47:02,527 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 00:47:02,528 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020571618] [2019-12-27 00:47:02,528 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 00:47:02,528 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 00:47:02,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902045065] [2019-12-27 00:47:02,529 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 00:47:02,529 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 00:47:02,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 00:47:02,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 00:47:02,530 INFO L87 Difference]: Start difference. First operand 468 states and 1250 transitions. Second operand 3 states. [2019-12-27 00:47:02,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 00:47:02,546 INFO L93 Difference]: Finished difference Result 504 states and 1343 transitions. [2019-12-27 00:47:02,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 00:47:02,546 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-27 00:47:02,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 00:47:02,551 INFO L225 Difference]: With dead ends: 504 [2019-12-27 00:47:02,551 INFO L226 Difference]: Without dead ends: 504 [2019-12-27 00:47:02,551 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 00:47:02,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2019-12-27 00:47:02,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 504. [2019-12-27 00:47:02,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2019-12-27 00:47:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 1343 transitions. [2019-12-27 00:47:02,577 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 1343 transitions. Word has length 10 [2019-12-27 00:47:02,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 00:47:02,577 INFO L462 AbstractCegarLoop]: Abstraction has 504 states and 1343 transitions. [2019-12-27 00:47:02,577 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 00:47:02,578 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1343 transitions. [2019-12-27 00:47:02,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 00:47:02,580 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:47:02,580 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 00:47:02,580 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 00:47:02,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:47:02,581 INFO L82 PathProgramCache]: Analyzing trace with hash -3357045, now seen corresponding path program 1 times [2019-12-27 00:47:02,581 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:47:02,581 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853940955] [2019-12-27 00:47:02,581 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:47:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:47:02,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 00:47:02,734 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853940955] [2019-12-27 00:47:02,734 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849152296] [2019-12-27 00:47:02,734 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 00:47:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:47:02,816 INFO L264 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-27 00:47:02,821 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-27 00:47:02,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 00:47:02,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-27 00:47:02,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2019-12-27 00:47:02,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867810750] [2019-12-27 00:47:02,855 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 00:47:02,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 00:47:02,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 00:47:02,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-27 00:47:02,856 INFO L87 Difference]: Start difference. First operand 504 states and 1343 transitions. Second operand 7 states. [2019-12-27 00:47:02,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 00:47:02,973 INFO L93 Difference]: Finished difference Result 940 states and 2424 transitions. [2019-12-27 00:47:02,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 00:47:02,974 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2019-12-27 00:47:02,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 00:47:02,980 INFO L225 Difference]: With dead ends: 940 [2019-12-27 00:47:02,980 INFO L226 Difference]: Without dead ends: 940 [2019-12-27 00:47:02,981 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-27 00:47:02,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2019-12-27 00:47:03,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 688. [2019-12-27 00:47:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2019-12-27 00:47:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1842 transitions. [2019-12-27 00:47:03,009 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1842 transitions. Word has length 14 [2019-12-27 00:47:03,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 00:47:03,009 INFO L462 AbstractCegarLoop]: Abstraction has 688 states and 1842 transitions. [2019-12-27 00:47:03,009 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 00:47:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1842 transitions. [2019-12-27 00:47:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-27 00:47:03,016 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:47:03,016 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 00:47:03,220 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 00:47:03,221 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 00:47:03,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:47:03,221 INFO L82 PathProgramCache]: Analyzing trace with hash 1139287973, now seen corresponding path program 1 times [2019-12-27 00:47:03,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:47:03,223 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893849006] [2019-12-27 00:47:03,223 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:47:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:47:03,269 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 00:47:03,269 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893849006] [2019-12-27 00:47:03,270 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 00:47:03,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 00:47:03,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667644298] [2019-12-27 00:47:03,271 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 00:47:03,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 00:47:03,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 00:47:03,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 00:47:03,271 INFO L87 Difference]: Start difference. First operand 688 states and 1842 transitions. Second operand 3 states. [2019-12-27 00:47:03,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 00:47:03,311 INFO L93 Difference]: Finished difference Result 343 states and 775 transitions. [2019-12-27 00:47:03,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 00:47:03,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-27 00:47:03,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 00:47:03,314 INFO L225 Difference]: With dead ends: 343 [2019-12-27 00:47:03,314 INFO L226 Difference]: Without dead ends: 339 [2019-12-27 00:47:03,314 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 00:47:03,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2019-12-27 00:47:03,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 313. [2019-12-27 00:47:03,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2019-12-27 00:47:03,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 700 transitions. [2019-12-27 00:47:03,323 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 700 transitions. Word has length 16 [2019-12-27 00:47:03,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 00:47:03,324 INFO L462 AbstractCegarLoop]: Abstraction has 313 states and 700 transitions. [2019-12-27 00:47:03,324 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 00:47:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 700 transitions. [2019-12-27 00:47:03,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-27 00:47:03,325 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:47:03,325 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 00:47:03,325 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 00:47:03,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:47:03,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1937699080, now seen corresponding path program 1 times [2019-12-27 00:47:03,328 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:47:03,328 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496358072] [2019-12-27 00:47:03,329 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:47:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:47:03,427 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 00:47:03,428 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496358072] [2019-12-27 00:47:03,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 00:47:03,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 00:47:03,429 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942470103] [2019-12-27 00:47:03,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 00:47:03,430 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 00:47:03,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 00:47:03,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 00:47:03,430 INFO L87 Difference]: Start difference. First operand 313 states and 700 transitions. Second operand 5 states. [2019-12-27 00:47:03,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 00:47:03,513 INFO L93 Difference]: Finished difference Result 473 states and 1056 transitions. [2019-12-27 00:47:03,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 00:47:03,514 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-12-27 00:47:03,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 00:47:03,516 INFO L225 Difference]: With dead ends: 473 [2019-12-27 00:47:03,517 INFO L226 Difference]: Without dead ends: 473 [2019-12-27 00:47:03,517 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-27 00:47:03,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2019-12-27 00:47:03,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 351. [2019-12-27 00:47:03,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2019-12-27 00:47:03,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 791 transitions. [2019-12-27 00:47:03,529 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 791 transitions. Word has length 17 [2019-12-27 00:47:03,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 00:47:03,529 INFO L462 AbstractCegarLoop]: Abstraction has 351 states and 791 transitions. [2019-12-27 00:47:03,529 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 00:47:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 791 transitions. [2019-12-27 00:47:03,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-27 00:47:03,531 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 00:47:03,531 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] [2019-12-27 00:47:03,531 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 00:47:03,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 00:47:03,532 INFO L82 PathProgramCache]: Analyzing trace with hash -902853282, now seen corresponding path program 1 times [2019-12-27 00:47:03,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 00:47:03,532 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941045584] [2019-12-27 00:47:03,532 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 00:47:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 00:47:03,648 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 00:47:03,654 INFO L168 Benchmark]: Toolchain (without parser) took 7714.68 ms. Allocated memory was 139.5 MB in the beginning and 288.9 MB in the end (delta: 149.4 MB). Free memory was 101.2 MB in the beginning and 157.2 MB in the end (delta: -56.0 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. [2019-12-27 00:47:03,655 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-12-27 00:47:03,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.29 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 134.0 MB in the end (delta: -33.2 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2019-12-27 00:47:03,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.63 ms. Allocated memory is still 203.4 MB. Free memory was 133.4 MB in the beginning and 130.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 00:47:03,657 INFO L168 Benchmark]: Boogie Preprocessor took 38.24 ms. Allocated memory is still 203.4 MB. Free memory was 130.7 MB in the beginning and 128.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 00:47:03,658 INFO L168 Benchmark]: RCFGBuilder took 610.16 ms. Allocated memory is still 203.4 MB. Free memory was 128.7 MB in the beginning and 96.9 MB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. [2019-12-27 00:47:03,659 INFO L168 Benchmark]: TraceAbstraction took 6096.10 ms. Allocated memory was 203.4 MB in the beginning and 288.9 MB in the end (delta: 85.5 MB). Free memory was 96.2 MB in the beginning and 157.2 MB in the end (delta: -61.0 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-12-27 00:47:03,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 873.29 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 134.0 MB in the end (delta: -33.2 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 91.63 ms. Allocated memory is still 203.4 MB. Free memory was 133.4 MB in the beginning and 130.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.24 ms. Allocated memory is still 203.4 MB. Free memory was 130.7 MB in the beginning and 128.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 610.16 ms. Allocated memory is still 203.4 MB. Free memory was 128.7 MB in the beginning and 96.9 MB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6096.10 ms. Allocated memory was 203.4 MB in the beginning and 288.9 MB in the end (delta: 85.5 MB). Free memory was 96.2 MB in the beginning and 157.2 MB in the end (delta: -61.0 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.9s, 136 ProgramPointsBefore, 39 ProgramPointsAfterwards, 140 TransitionsBefore, 41 TransitionsAfterwards, 5952 CoEnabledTransitionPairs, 6 FixpointIterations, 26 TrivialSequentialCompositions, 78 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 15 ConcurrentYvCompositions, 3 ChoiceCompositions, 3274 VarBasedMoverChecksPositive, 65 VarBasedMoverChecksNegative, 34 SemBasedMoverChecksPositive, 54 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.4s, 0 MoverChecksTotal, 6886 CheckedPairsTotal, 119 TotalNumberOfCompositions - 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...