/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/stack_longest-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 11:46:24,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 11:46:24,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 11:46:24,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 11:46:24,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 11:46:24,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 11:46:24,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 11:46:24,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 11:46:24,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 11:46:24,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 11:46:24,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 11:46:24,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 11:46:24,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 11:46:24,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 11:46:24,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 11:46:24,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 11:46:24,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 11:46:24,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 11:46:24,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 11:46:24,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 11:46:24,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 11:46:24,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 11:46:24,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 11:46:24,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 11:46:24,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 11:46:24,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 11:46:24,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 11:46:24,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 11:46:25,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 11:46:25,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 11:46:25,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 11:46:25,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 11:46:25,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 11:46:25,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 11:46:25,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 11:46:25,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 11:46:25,008 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-18 11:46:25,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 11:46:25,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 11:46:25,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 11:46:25,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 11:46:25,045 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 11:46:25,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 11:46:25,045 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 11:46:25,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 11:46:25,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 11:46:25,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 11:46:25,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 11:46:25,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 11:46:25,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 11:46:25,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 11:46:25,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 11:46:25,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 11:46:25,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 11:46:25,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 11:46:25,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 11:46:25,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 11:46:25,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 11:46:25,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 11:46:25,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 11:46:25,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 11:46:25,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 11:46:25,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 11:46:25,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 11:46:25,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 11:46:25,049 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 11:46:25,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 11:46:25,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 11:46:25,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 11:46:25,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 11:46:25,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 11:46:25,337 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 11:46:25,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longest-1.i [2019-12-18 11:46:25,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376a3c7b9/e1be545fa7834cba96f8b3a480bbc9a8/FLAG7b99ab347 [2019-12-18 11:46:25,974 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 11:46:25,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i [2019-12-18 11:46:25,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376a3c7b9/e1be545fa7834cba96f8b3a480bbc9a8/FLAG7b99ab347 [2019-12-18 11:46:26,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376a3c7b9/e1be545fa7834cba96f8b3a480bbc9a8 [2019-12-18 11:46:26,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 11:46:26,250 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 11:46:26,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 11:46:26,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 11:46:26,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 11:46:26,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 11:46:26" (1/1) ... [2019-12-18 11:46:26,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@486dd87f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:26, skipping insertion in model container [2019-12-18 11:46:26,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 11:46:26" (1/1) ... [2019-12-18 11:46:26,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 11:46:26,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 11:46:26,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 11:46:26,930 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 11:46:26,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 11:46:27,140 INFO L208 MainTranslator]: Completed translation [2019-12-18 11:46:27,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27 WrapperNode [2019-12-18 11:46:27,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 11:46:27,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 11:46:27,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 11:46:27,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 11:46:27,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 11:46:27,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 11:46:27,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 11:46:27,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 11:46:27,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (1/1) ... [2019-12-18 11:46:27,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 11:46:27,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 11:46:27,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 11:46:27,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 11:46:27,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (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 [2019-12-18 11:46:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-18 11:46:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-18 11:46:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-18 11:46:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-18 11:46:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 11:46:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 11:46:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-18 11:46:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 11:46:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-18 11:46:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-18 11:46:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 11:46:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 11:46:27,369 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 11:46:27,948 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 11:46:27,948 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-18 11:46:27,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 11:46:27 BoogieIcfgContainer [2019-12-18 11:46:27,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 11:46:27,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 11:46:27,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 11:46:27,957 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 11:46:27,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 11:46:26" (1/3) ... [2019-12-18 11:46:27,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@597ee297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 11:46:27, skipping insertion in model container [2019-12-18 11:46:27,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:46:27" (2/3) ... [2019-12-18 11:46:27,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@597ee297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 11:46:27, skipping insertion in model container [2019-12-18 11:46:27,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 11:46:27" (3/3) ... [2019-12-18 11:46:27,963 INFO L109 eAbstractionObserver]: Analyzing ICFG stack_longest-1.i [2019-12-18 11:46:27,974 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 11:46:27,975 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 11:46:27,985 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 11:46:27,986 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 11:46:28,043 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,043 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,044 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,044 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,044 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,044 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,045 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,045 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,045 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,045 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,045 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,045 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,059 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,059 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,060 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,060 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,060 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,060 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,060 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,061 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,061 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,061 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,061 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,061 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,062 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,062 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,062 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,062 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,062 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,063 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,063 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,063 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,063 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,063 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,064 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,065 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,065 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,066 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,066 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,068 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,069 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,069 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,069 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,069 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,070 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,070 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,070 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,071 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,071 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,071 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,071 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,071 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,072 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,072 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,072 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,072 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,072 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,073 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,073 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,075 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,076 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,076 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,076 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,077 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,077 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,077 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,077 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,078 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,078 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,078 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,078 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,079 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,079 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,080 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,080 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,080 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,081 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,081 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,082 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,082 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,082 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,082 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,082 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,084 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,084 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,084 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,084 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,084 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,085 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,085 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,085 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,085 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,086 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,086 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,086 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,086 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,086 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,087 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,087 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,088 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,091 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,092 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,092 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,093 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,098 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,099 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,099 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,099 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,099 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,100 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,100 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,100 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,100 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,101 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,101 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,101 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,101 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,101 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,101 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,101 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,102 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,102 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,102 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,102 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,107 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,107 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,107 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,107 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,108 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,108 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,108 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,108 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,108 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,108 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,109 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,109 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,109 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,109 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,109 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,109 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,110 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,110 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,110 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,110 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,110 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,118 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,119 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,119 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,119 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,119 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,119 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,119 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,120 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,120 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,120 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,120 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,120 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,121 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,121 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,121 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,121 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,121 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,121 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,122 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 11:46:28,145 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 11:46:28,164 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 11:46:28,164 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 11:46:28,164 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 11:46:28,165 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 11:46:28,165 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 11:46:28,165 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 11:46:28,165 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 11:46:28,165 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 11:46:28,185 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 140 transitions [2019-12-18 11:46:28,187 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-18 11:46:28,279 INFO L126 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-18 11:46:28,279 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 11:46:28,295 INFO L76 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 140 events. 10/140 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 372 event pairs. 19/148 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-18 11:46:28,307 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-18 11:46:28,343 INFO L126 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-18 11:46:28,344 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 11:46:28,348 INFO L76 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 140 events. 10/140 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 372 event pairs. 19/148 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-18 11:46:28,358 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5952 [2019-12-18 11:46:28,359 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 11:46:30,791 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2019-12-18 11:46:31,188 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-12-18 11:46:31,851 WARN L192 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2019-12-18 11:46:32,077 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-12-18 11:46:32,230 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6886 [2019-12-18 11:46:32,230 INFO L214 etLargeBlockEncoding]: Total number of compositions: 119 [2019-12-18 11:46:32,234 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 41 transitions [2019-12-18 11:46:32,257 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 335 states. [2019-12-18 11:46:32,259 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states. [2019-12-18 11:46:32,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 11:46:32,266 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 11:46:32,267 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-18 11:46:32,268 INFO L410 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 11:46:32,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 11:46:32,274 INFO L82 PathProgramCache]: Analyzing trace with hash -286243724, now seen corresponding path program 1 times [2019-12-18 11:46:32,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 11:46:32,284 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562861024] [2019-12-18 11:46:32,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 11:46:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 11:46:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 11:46:32,536 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562861024] [2019-12-18 11:46:32,537 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 11:46:32,537 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 11:46:32,538 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333465124] [2019-12-18 11:46:32,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 11:46:32,547 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 11:46:32,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 11:46:32,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 11:46:32,571 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 3 states. [2019-12-18 11:46:32,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 11:46:32,710 INFO L93 Difference]: Finished difference Result 602 states and 1541 transitions. [2019-12-18 11:46:32,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 11:46:32,716 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-18 11:46:32,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 11:46:32,753 INFO L225 Difference]: With dead ends: 602 [2019-12-18 11:46:32,753 INFO L226 Difference]: Without dead ends: 580 [2019-12-18 11:46:32,755 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 [2019-12-18 11:46:32,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2019-12-18 11:46:32,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 427. [2019-12-18 11:46:32,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2019-12-18 11:46:32,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 1148 transitions. [2019-12-18 11:46:32,883 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 1148 transitions. Word has length 6 [2019-12-18 11:46:32,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 11:46:32,888 INFO L462 AbstractCegarLoop]: Abstraction has 427 states and 1148 transitions. [2019-12-18 11:46:32,888 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 11:46:32,888 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1148 transitions. [2019-12-18 11:46:32,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-18 11:46:32,890 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 11:46:32,891 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 11:46:32,892 INFO L410 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 11:46:32,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 11:46:32,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1821742482, now seen corresponding path program 1 times [2019-12-18 11:46:32,892 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 11:46:32,893 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043715756] [2019-12-18 11:46:32,894 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 11:46:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 11:46:33,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 11:46:33,018 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043715756] [2019-12-18 11:46:33,018 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 11:46:33,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 11:46:33,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971141934] [2019-12-18 11:46:33,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 11:46:33,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 11:46:33,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 11:46:33,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 11:46:33,020 INFO L87 Difference]: Start difference. First operand 427 states and 1148 transitions. Second operand 3 states. [2019-12-18 11:46:33,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 11:46:33,049 INFO L93 Difference]: Finished difference Result 530 states and 1370 transitions. [2019-12-18 11:46:33,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 11:46:33,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-18 11:46:33,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 11:46:33,059 INFO L225 Difference]: With dead ends: 530 [2019-12-18 11:46:33,059 INFO L226 Difference]: Without dead ends: 508 [2019-12-18 11:46:33,060 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 [2019-12-18 11:46:33,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2019-12-18 11:46:33,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 468. [2019-12-18 11:46:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2019-12-18 11:46:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 1250 transitions. [2019-12-18 11:46:33,084 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 1250 transitions. Word has length 8 [2019-12-18 11:46:33,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 11:46:33,085 INFO L462 AbstractCegarLoop]: Abstraction has 468 states and 1250 transitions. [2019-12-18 11:46:33,086 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 11:46:33,086 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1250 transitions. [2019-12-18 11:46:33,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-18 11:46:33,087 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 11:46:33,087 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 11:46:33,088 INFO L410 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 11:46:33,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 11:46:33,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1708962860, now seen corresponding path program 1 times [2019-12-18 11:46:33,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 11:46:33,089 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628410640] [2019-12-18 11:46:33,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 11:46:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 11:46:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 11:46:33,150 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628410640] [2019-12-18 11:46:33,150 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 11:46:33,150 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 11:46:33,151 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652010598] [2019-12-18 11:46:33,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 11:46:33,151 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 11:46:33,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 11:46:33,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 11:46:33,152 INFO L87 Difference]: Start difference. First operand 468 states and 1250 transitions. Second operand 3 states. [2019-12-18 11:46:33,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 11:46:33,167 INFO L93 Difference]: Finished difference Result 504 states and 1343 transitions. [2019-12-18 11:46:33,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 11:46:33,168 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-18 11:46:33,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 11:46:33,172 INFO L225 Difference]: With dead ends: 504 [2019-12-18 11:46:33,172 INFO L226 Difference]: Without dead ends: 504 [2019-12-18 11:46:33,172 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 [2019-12-18 11:46:33,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2019-12-18 11:46:33,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 504. [2019-12-18 11:46:33,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2019-12-18 11:46:33,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 1343 transitions. [2019-12-18 11:46:33,193 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 1343 transitions. Word has length 10 [2019-12-18 11:46:33,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 11:46:33,194 INFO L462 AbstractCegarLoop]: Abstraction has 504 states and 1343 transitions. [2019-12-18 11:46:33,194 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 11:46:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1343 transitions. [2019-12-18 11:46:33,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 11:46:33,196 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 11:46:33,196 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 11:46:33,196 INFO L410 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 11:46:33,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 11:46:33,196 INFO L82 PathProgramCache]: Analyzing trace with hash -3357045, now seen corresponding path program 1 times [2019-12-18 11:46:33,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 11:46:33,197 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587815749] [2019-12-18 11:46:33,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 11:46:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 11:46:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 11:46:33,268 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587815749] [2019-12-18 11:46:33,268 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [766903593] [2019-12-18 11:46:33,268 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 [2019-12-18 11:46:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 11:46:33,399 INFO L264 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-18 11:46:33,405 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-18 11:46:33,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 11:46:33,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-18 11:46:33,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2019-12-18 11:46:33,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44806845] [2019-12-18 11:46:33,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-18 11:46:33,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 11:46:33,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-18 11:46:33,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-18 11:46:33,441 INFO L87 Difference]: Start difference. First operand 504 states and 1343 transitions. Second operand 7 states. [2019-12-18 11:46:33,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 11:46:33,560 INFO L93 Difference]: Finished difference Result 940 states and 2424 transitions. [2019-12-18 11:46:33,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-18 11:46:33,560 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2019-12-18 11:46:33,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 11:46:33,567 INFO L225 Difference]: With dead ends: 940 [2019-12-18 11:46:33,567 INFO L226 Difference]: Without dead ends: 940 [2019-12-18 11:46:33,567 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 [2019-12-18 11:46:33,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2019-12-18 11:46:33,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 688. [2019-12-18 11:46:33,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2019-12-18 11:46:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1842 transitions. [2019-12-18 11:46:33,592 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1842 transitions. Word has length 14 [2019-12-18 11:46:33,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 11:46:33,592 INFO L462 AbstractCegarLoop]: Abstraction has 688 states and 1842 transitions. [2019-12-18 11:46:33,592 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-18 11:46:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1842 transitions. [2019-12-18 11:46:33,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-18 11:46:33,595 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 11:46:33,595 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 11:46:33,799 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-18 11:46:33,800 INFO L410 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 11:46:33,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 11:46:33,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1139287973, now seen corresponding path program 1 times [2019-12-18 11:46:33,800 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 11:46:33,801 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687343899] [2019-12-18 11:46:33,801 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 11:46:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 11:46:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 11:46:33,872 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687343899] [2019-12-18 11:46:33,872 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 11:46:33,872 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 11:46:33,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167665724] [2019-12-18 11:46:33,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 11:46:33,873 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 11:46:33,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 11:46:33,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 11:46:33,873 INFO L87 Difference]: Start difference. First operand 688 states and 1842 transitions. Second operand 3 states. [2019-12-18 11:46:33,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 11:46:33,891 INFO L93 Difference]: Finished difference Result 343 states and 775 transitions. [2019-12-18 11:46:33,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 11:46:33,891 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-18 11:46:33,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 11:46:33,893 INFO L225 Difference]: With dead ends: 343 [2019-12-18 11:46:33,893 INFO L226 Difference]: Without dead ends: 339 [2019-12-18 11:46:33,894 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 [2019-12-18 11:46:33,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2019-12-18 11:46:33,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 313. [2019-12-18 11:46:33,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2019-12-18 11:46:33,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 700 transitions. [2019-12-18 11:46:33,901 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 700 transitions. Word has length 16 [2019-12-18 11:46:33,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 11:46:33,902 INFO L462 AbstractCegarLoop]: Abstraction has 313 states and 700 transitions. [2019-12-18 11:46:33,902 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 11:46:33,902 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 700 transitions. [2019-12-18 11:46:33,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-18 11:46:33,903 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 11:46:33,904 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 11:46:33,904 INFO L410 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 11:46:33,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 11:46:33,906 INFO L82 PathProgramCache]: Analyzing trace with hash 1937699080, now seen corresponding path program 1 times [2019-12-18 11:46:33,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 11:46:33,906 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507558077] [2019-12-18 11:46:33,906 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 11:46:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 11:46:33,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 11:46:33,987 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507558077] [2019-12-18 11:46:33,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 11:46:33,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 11:46:33,987 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183069251] [2019-12-18 11:46:33,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 11:46:33,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 11:46:33,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 11:46:33,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 11:46:33,988 INFO L87 Difference]: Start difference. First operand 313 states and 700 transitions. Second operand 5 states. [2019-12-18 11:46:34,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 11:46:34,062 INFO L93 Difference]: Finished difference Result 473 states and 1056 transitions. [2019-12-18 11:46:34,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 11:46:34,062 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-12-18 11:46:34,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 11:46:34,065 INFO L225 Difference]: With dead ends: 473 [2019-12-18 11:46:34,066 INFO L226 Difference]: Without dead ends: 473 [2019-12-18 11:46:34,066 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 [2019-12-18 11:46:34,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2019-12-18 11:46:34,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 351. [2019-12-18 11:46:34,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2019-12-18 11:46:34,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 791 transitions. [2019-12-18 11:46:34,077 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 791 transitions. Word has length 17 [2019-12-18 11:46:34,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 11:46:34,077 INFO L462 AbstractCegarLoop]: Abstraction has 351 states and 791 transitions. [2019-12-18 11:46:34,077 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 11:46:34,077 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 791 transitions. [2019-12-18 11:46:34,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-18 11:46:34,079 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 11:46:34,079 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] [2019-12-18 11:46:34,079 INFO L410 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 11:46:34,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 11:46:34,079 INFO L82 PathProgramCache]: Analyzing trace with hash -902853282, now seen corresponding path program 1 times [2019-12-18 11:46:34,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 11:46:34,080 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850705397] [2019-12-18 11:46:34,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 11:46:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 11:46:34,258 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) [2019-12-18 11:46:34,264 INFO L168 Benchmark]: Toolchain (without parser) took 8014.77 ms. Allocated memory was 145.2 MB in the beginning and 289.4 MB in the end (delta: 144.2 MB). Free memory was 100.0 MB in the beginning and 173.6 MB in the end (delta: -73.5 MB). Peak memory consumption was 70.7 MB. Max. memory is 7.1 GB. [2019-12-18 11:46:34,270 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-12-18 11:46:34,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 890.47 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 99.6 MB in the beginning and 132.7 MB in the end (delta: -33.0 MB). Peak memory consumption was 32.7 MB. Max. memory is 7.1 GB. [2019-12-18 11:46:34,271 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.59 ms. Allocated memory is still 202.9 MB. Free memory was 132.7 MB in the beginning and 129.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-12-18 11:46:34,272 INFO L168 Benchmark]: Boogie Preprocessor took 51.17 ms. Allocated memory is still 202.9 MB. Free memory was 129.9 MB in the beginning and 128.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-18 11:46:34,273 INFO L168 Benchmark]: RCFGBuilder took 657.75 ms. Allocated memory is still 202.9 MB. Free memory was 127.9 MB in the beginning and 95.8 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-12-18 11:46:34,276 INFO L168 Benchmark]: TraceAbstraction took 6310.46 ms. Allocated memory was 202.9 MB in the beginning and 289.4 MB in the end (delta: 86.5 MB). Free memory was 95.8 MB in the beginning and 173.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-12-18 11:46:34,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 890.47 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 99.6 MB in the beginning and 132.7 MB in the end (delta: -33.0 MB). Peak memory consumption was 32.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 99.59 ms. Allocated memory is still 202.9 MB. Free memory was 132.7 MB in the beginning and 129.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.17 ms. Allocated memory is still 202.9 MB. Free memory was 129.9 MB in the beginning and 128.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 657.75 ms. Allocated memory is still 202.9 MB. Free memory was 127.9 MB in the beginning and 95.8 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6310.46 ms. Allocated memory was 202.9 MB in the beginning and 289.4 MB in the end (delta: 86.5 MB). Free memory was 95.8 MB in the beginning and 173.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.0s, 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: 0.5s, 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...