/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread/stack_longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 19:38:24,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 19:38:24,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 19:38:24,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 19:38:24,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 19:38:24,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 19:38:24,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 19:38:24,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 19:38:24,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 19:38:24,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 19:38:24,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 19:38:24,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 19:38:24,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 19:38:24,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 19:38:24,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 19:38:24,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 19:38:25,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 19:38:25,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 19:38:25,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 19:38:25,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 19:38:25,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 19:38:25,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 19:38:25,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 19:38:25,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 19:38:25,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 19:38:25,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 19:38:25,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 19:38:25,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 19:38:25,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2019-12-18 19:38:25,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 19:38:25,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 19:38:25,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 19:38:25,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 19:38:25,067 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 19:38:25,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 19:38:25,067 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 19:38:25,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 19:38:25,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 19:38:25,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 19:38:25,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 19:38:25,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 19:38:25,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 19:38:25,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 19:38:25,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 19:38:25,069 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 19:38:25,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 19:38:25,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 19:38:25,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 19:38:25,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 19:38:25,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 19:38:25,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 19:38:25,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 19:38:25,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 19:38:25,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 19:38:25,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 19:38:25,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 19:38:25,073 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-18 19:38:25,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 19:38:25,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 19:38:25,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 19:38:25,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 19:38:25,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 19:38:25,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 19:38:25,372 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 19:38:25,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2019-12-18 19:38:25,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/791f2b5ab/04825ece66774b7580e92cf8c212100f/FLAG99b1940c3 [2019-12-18 19:38:26,000 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 19:38:26,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2019-12-18 19:38:26,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/791f2b5ab/04825ece66774b7580e92cf8c212100f/FLAG99b1940c3 [2019-12-18 19:38:26,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/791f2b5ab/04825ece66774b7580e92cf8c212100f [2019-12-18 19:38:26,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 19:38:26,280 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 19:38:26,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 19:38:26,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 19:38:26,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 19:38:26,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:38:26" (1/1) ... [2019-12-18 19:38:26,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d1f67d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:26, skipping insertion in model container [2019-12-18 19:38:26,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:38:26" (1/1) ... [2019-12-18 19:38:26,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 19:38:26,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 19:38:26,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 19:38:26,996 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 19:38:27,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 19:38:27,329 INFO L208 MainTranslator]: Completed translation [2019-12-18 19:38:27,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27 WrapperNode [2019-12-18 19:38:27,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 19:38:27,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 19:38:27,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 19:38:27,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 19:38:27,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 19:38:27,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 19:38:27,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 19:38:27,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 19:38:27,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (1/1) ... [2019-12-18 19:38:27,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 19:38:27,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 19:38:27,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 19:38:27,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 19:38:27,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (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 19:38:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-18 19:38:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-18 19:38:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-18 19:38:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-18 19:38:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 19:38:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 19:38:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-18 19:38:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 19:38:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-18 19:38:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-18 19:38:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 19:38:27,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 19:38:27,579 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 19:38:28,139 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 19:38:28,139 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-18 19:38:28,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 07:38:28 BoogieIcfgContainer [2019-12-18 19:38:28,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 19:38:28,143 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 19:38:28,143 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 19:38:28,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 19:38:28,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 07:38:26" (1/3) ... [2019-12-18 19:38:28,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4447e1d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 07:38:28, skipping insertion in model container [2019-12-18 19:38:28,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:38:27" (2/3) ... [2019-12-18 19:38:28,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4447e1d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 07:38:28, skipping insertion in model container [2019-12-18 19:38:28,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 07:38:28" (3/3) ... [2019-12-18 19:38:28,150 INFO L109 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2019-12-18 19:38:28,173 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 19:38:28,173 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 19:38:28,181 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 19:38:28,182 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 19:38:28,215 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,215 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,215 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,215 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,216 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,216 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,216 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,216 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,217 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,217 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,217 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,217 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,217 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,218 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,218 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,218 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,218 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,218 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,219 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,219 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,219 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,219 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,219 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,220 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,220 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,220 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,220 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,220 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,220 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,221 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,221 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,221 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,221 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,221 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,223 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,223 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,223 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,223 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,224 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,224 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,224 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,224 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,224 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,225 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,225 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,225 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,225 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,226 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,226 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,226 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,226 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,227 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,227 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,227 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,227 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,227 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,228 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,229 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,229 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,229 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,229 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,230 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,230 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,230 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,230 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,230 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,231 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,231 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,231 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,231 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,232 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,232 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,232 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,232 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,232 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,233 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,233 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,233 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,233 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,233 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,234 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,234 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,234 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,234 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,234 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,234 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,236 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,236 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,236 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,236 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,238 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,238 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,238 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,239 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,239 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,239 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,239 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,239 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,241 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,241 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,241 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,241 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,241 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,242 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,242 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,242 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,242 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,246 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,246 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,246 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,246 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,247 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,247 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,247 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,247 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,247 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,248 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,248 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,248 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,248 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,248 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,249 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,249 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,249 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,249 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,249 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,250 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,250 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,272 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,273 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,273 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,273 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,273 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,273 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,274 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,274 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,274 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,274 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,274 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,275 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,275 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,275 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,275 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,275 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,276 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,276 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,276 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:38:28,302 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 19:38:28,324 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 19:38:28,325 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 19:38:28,325 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 19:38:28,325 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 19:38:28,325 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 19:38:28,325 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 19:38:28,325 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 19:38:28,326 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 19:38:28,349 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 140 transitions [2019-12-18 19:38:28,351 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-18 19:38:28,455 INFO L126 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-18 19:38:28,455 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:38:28,470 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 359 event pairs. 19/148 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-18 19:38:28,482 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-18 19:38:28,532 INFO L126 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-18 19:38:28,532 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:38:28,536 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 359 event pairs. 19/148 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-18 19:38:28,543 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5952 [2019-12-18 19:38:28,544 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 19:38:30,176 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2019-12-18 19:38:30,870 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-12-18 19:38:31,601 WARN L192 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-12-18 19:38:31,817 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-12-18 19:38:31,832 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6980 [2019-12-18 19:38:31,833 INFO L214 etLargeBlockEncoding]: Total number of compositions: 114 [2019-12-18 19:38:31,836 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 41 transitions [2019-12-18 19:38:31,863 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 360 states. [2019-12-18 19:38:31,865 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states. [2019-12-18 19:38:31,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 19:38:31,872 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:38:31,873 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-18 19:38:31,873 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 19:38:31,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:38:31,879 INFO L82 PathProgramCache]: Analyzing trace with hash -343856591, now seen corresponding path program 1 times [2019-12-18 19:38:31,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:38:31,889 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628477841] [2019-12-18 19:38:31,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:38:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:38:32,101 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 19:38:32,102 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628477841] [2019-12-18 19:38:32,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:38:32,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 19:38:32,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316873622] [2019-12-18 19:38:32,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 19:38:32,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:38:32,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 19:38:32,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 19:38:32,127 INFO L87 Difference]: Start difference. First operand 360 states. Second operand 3 states. [2019-12-18 19:38:32,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:38:32,205 INFO L93 Difference]: Finished difference Result 577 states and 1453 transitions. [2019-12-18 19:38:32,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 19:38:32,207 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-18 19:38:32,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:38:32,231 INFO L225 Difference]: With dead ends: 577 [2019-12-18 19:38:32,231 INFO L226 Difference]: Without dead ends: 555 [2019-12-18 19:38:32,233 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 19:38:32,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2019-12-18 19:38:32,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 515. [2019-12-18 19:38:32,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2019-12-18 19:38:32,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 1354 transitions. [2019-12-18 19:38:32,365 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 1354 transitions. Word has length 6 [2019-12-18 19:38:32,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:38:32,366 INFO L462 AbstractCegarLoop]: Abstraction has 515 states and 1354 transitions. [2019-12-18 19:38:32,366 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 19:38:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1354 transitions. [2019-12-18 19:38:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-18 19:38:32,371 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:38:32,371 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 19:38:32,372 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 19:38:32,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:38:32,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1733325996, now seen corresponding path program 1 times [2019-12-18 19:38:32,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:38:32,375 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252767558] [2019-12-18 19:38:32,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:38:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:38:32,479 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 19:38:32,479 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252767558] [2019-12-18 19:38:32,479 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:38:32,479 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 19:38:32,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332214657] [2019-12-18 19:38:32,481 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 19:38:32,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:38:32,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 19:38:32,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 19:38:32,482 INFO L87 Difference]: Start difference. First operand 515 states and 1354 transitions. Second operand 3 states. [2019-12-18 19:38:32,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:38:32,501 INFO L93 Difference]: Finished difference Result 620 states and 1596 transitions. [2019-12-18 19:38:32,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 19:38:32,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-18 19:38:32,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:38:32,507 INFO L225 Difference]: With dead ends: 620 [2019-12-18 19:38:32,507 INFO L226 Difference]: Without dead ends: 598 [2019-12-18 19:38:32,508 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 19:38:32,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2019-12-18 19:38:32,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 558. [2019-12-18 19:38:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2019-12-18 19:38:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 1476 transitions. [2019-12-18 19:38:32,529 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 1476 transitions. Word has length 9 [2019-12-18 19:38:32,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:38:32,530 INFO L462 AbstractCegarLoop]: Abstraction has 558 states and 1476 transitions. [2019-12-18 19:38:32,531 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 19:38:32,531 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1476 transitions. [2019-12-18 19:38:32,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-18 19:38:32,532 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:38:32,532 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 19:38:32,532 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 19:38:32,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:38:32,533 INFO L82 PathProgramCache]: Analyzing trace with hash -2046966621, now seen corresponding path program 1 times [2019-12-18 19:38:32,533 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:38:32,533 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320715332] [2019-12-18 19:38:32,533 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:38:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:38:32,595 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 19:38:32,595 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320715332] [2019-12-18 19:38:32,595 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:38:32,596 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 19:38:32,596 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071951516] [2019-12-18 19:38:32,596 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 19:38:32,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:38:32,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 19:38:32,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 19:38:32,597 INFO L87 Difference]: Start difference. First operand 558 states and 1476 transitions. Second operand 3 states. [2019-12-18 19:38:32,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:38:32,614 INFO L93 Difference]: Finished difference Result 594 states and 1567 transitions. [2019-12-18 19:38:32,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 19:38:32,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-18 19:38:32,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:38:32,624 INFO L225 Difference]: With dead ends: 594 [2019-12-18 19:38:32,625 INFO L226 Difference]: Without dead ends: 594 [2019-12-18 19:38:32,625 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 19:38:32,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2019-12-18 19:38:32,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 594. [2019-12-18 19:38:32,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2019-12-18 19:38:32,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 1567 transitions. [2019-12-18 19:38:32,646 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 1567 transitions. Word has length 10 [2019-12-18 19:38:32,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:38:32,646 INFO L462 AbstractCegarLoop]: Abstraction has 594 states and 1567 transitions. [2019-12-18 19:38:32,646 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 19:38:32,646 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1567 transitions. [2019-12-18 19:38:32,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 19:38:32,655 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:38:32,655 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 19:38:32,656 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 19:38:32,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:38:32,657 INFO L82 PathProgramCache]: Analyzing trace with hash 347341812, now seen corresponding path program 1 times [2019-12-18 19:38:32,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:38:32,657 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812766296] [2019-12-18 19:38:32,658 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:38:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:38:32,760 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 19:38:32,761 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812766296] [2019-12-18 19:38:32,761 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470661360] [2019-12-18 19:38:32,761 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 19:38:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:38:32,842 INFO L264 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-18 19:38:32,847 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-18 19:38:32,883 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 19:38:32,883 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-18 19:38:32,884 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2019-12-18 19:38:32,887 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897447614] [2019-12-18 19:38:32,887 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-18 19:38:32,888 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:38:32,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-18 19:38:32,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-18 19:38:32,888 INFO L87 Difference]: Start difference. First operand 594 states and 1567 transitions. Second operand 7 states. [2019-12-18 19:38:33,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:38:33,012 INFO L93 Difference]: Finished difference Result 894 states and 2283 transitions. [2019-12-18 19:38:33,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 19:38:33,012 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2019-12-18 19:38:33,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:38:33,019 INFO L225 Difference]: With dead ends: 894 [2019-12-18 19:38:33,019 INFO L226 Difference]: Without dead ends: 894 [2019-12-18 19:38:33,020 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 19:38:33,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2019-12-18 19:38:33,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 728. [2019-12-18 19:38:33,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 728 states. [2019-12-18 19:38:33,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 1913 transitions. [2019-12-18 19:38:33,072 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 1913 transitions. Word has length 14 [2019-12-18 19:38:33,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:38:33,073 INFO L462 AbstractCegarLoop]: Abstraction has 728 states and 1913 transitions. [2019-12-18 19:38:33,073 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-18 19:38:33,073 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1913 transitions. [2019-12-18 19:38:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-18 19:38:33,075 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:38:33,075 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 19:38:33,279 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-18 19:38:33,280 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 19:38:33,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:38:33,280 INFO L82 PathProgramCache]: Analyzing trace with hash -730605431, now seen corresponding path program 1 times [2019-12-18 19:38:33,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:38:33,281 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116047326] [2019-12-18 19:38:33,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:38:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:38:33,363 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 19:38:33,363 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116047326] [2019-12-18 19:38:33,363 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:38:33,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 19:38:33,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427756356] [2019-12-18 19:38:33,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 19:38:33,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:38:33,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 19:38:33,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 19:38:33,365 INFO L87 Difference]: Start difference. First operand 728 states and 1913 transitions. Second operand 3 states. [2019-12-18 19:38:33,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:38:33,383 INFO L93 Difference]: Finished difference Result 375 states and 842 transitions. [2019-12-18 19:38:33,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 19:38:33,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-12-18 19:38:33,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:38:33,386 INFO L225 Difference]: With dead ends: 375 [2019-12-18 19:38:33,386 INFO L226 Difference]: Without dead ends: 375 [2019-12-18 19:38:33,387 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 19:38:33,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2019-12-18 19:38:33,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 355. [2019-12-18 19:38:33,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 355 states. [2019-12-18 19:38:33,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 792 transitions. [2019-12-18 19:38:33,396 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 792 transitions. Word has length 17 [2019-12-18 19:38:33,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:38:33,397 INFO L462 AbstractCegarLoop]: Abstraction has 355 states and 792 transitions. [2019-12-18 19:38:33,397 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 19:38:33,397 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 792 transitions. [2019-12-18 19:38:33,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 19:38:33,398 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:38:33,398 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 19:38:33,398 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 19:38:33,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:38:33,398 INFO L82 PathProgramCache]: Analyzing trace with hash -1853705586, now seen corresponding path program 1 times [2019-12-18 19:38:33,399 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:38:33,399 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615645893] [2019-12-18 19:38:33,399 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:38:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:38:33,489 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 19:38:33,490 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615645893] [2019-12-18 19:38:33,490 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:38:33,490 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 19:38:33,490 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368452203] [2019-12-18 19:38:33,491 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 19:38:33,491 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:38:33,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 19:38:33,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 19:38:33,491 INFO L87 Difference]: Start difference. First operand 355 states and 792 transitions. Second operand 5 states. [2019-12-18 19:38:33,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:38:33,552 INFO L93 Difference]: Finished difference Result 486 states and 1076 transitions. [2019-12-18 19:38:33,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 19:38:33,552 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-12-18 19:38:33,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:38:33,556 INFO L225 Difference]: With dead ends: 486 [2019-12-18 19:38:33,556 INFO L226 Difference]: Without dead ends: 486 [2019-12-18 19:38:33,556 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 19:38:33,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2019-12-18 19:38:33,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 400. [2019-12-18 19:38:33,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2019-12-18 19:38:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 897 transitions. [2019-12-18 19:38:33,568 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 897 transitions. Word has length 18 [2019-12-18 19:38:33,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:38:33,569 INFO L462 AbstractCegarLoop]: Abstraction has 400 states and 897 transitions. [2019-12-18 19:38:33,569 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 19:38:33,569 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 897 transitions. [2019-12-18 19:38:33,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-18 19:38:33,570 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:38:33,571 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 19:38:33,571 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 19:38:33,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:38:33,571 INFO L82 PathProgramCache]: Analyzing trace with hash -1069197491, now seen corresponding path program 1 times [2019-12-18 19:38:33,572 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:38:33,572 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174160614] [2019-12-18 19:38:33,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:38:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:38:33,826 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 19:38:33,830 INFO L168 Benchmark]: Toolchain (without parser) took 7550.33 ms. Allocated memory was 146.8 MB in the beginning and 273.2 MB in the end (delta: 126.4 MB). Free memory was 103.3 MB in the beginning and 171.4 MB in the end (delta: -68.0 MB). Peak memory consumption was 58.3 MB. Max. memory is 7.1 GB. [2019-12-18 19:38:33,831 INFO L168 Benchmark]: CDTParser took 1.39 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-18 19:38:33,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1048.68 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 102.9 MB in the beginning and 134.4 MB in the end (delta: -31.4 MB). Peak memory consumption was 34.2 MB. Max. memory is 7.1 GB. [2019-12-18 19:38:33,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.23 ms. Allocated memory is still 204.5 MB. Free memory was 133.7 MB in the beginning and 131.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-18 19:38:33,834 INFO L168 Benchmark]: Boogie Preprocessor took 49.56 ms. Allocated memory is still 204.5 MB. Free memory was 131.0 MB in the beginning and 129.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 19:38:33,834 INFO L168 Benchmark]: RCFGBuilder took 645.05 ms. Allocated memory is still 204.5 MB. Free memory was 129.1 MB in the beginning and 97.0 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-12-18 19:38:33,835 INFO L168 Benchmark]: TraceAbstraction took 5685.74 ms. Allocated memory was 204.5 MB in the beginning and 273.2 MB in the end (delta: 68.7 MB). Free memory was 97.0 MB in the beginning and 171.4 MB in the end (delta: -74.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-12-18 19:38:33,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1048.68 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 102.9 MB in the beginning and 134.4 MB in the end (delta: -31.4 MB). Peak memory consumption was 34.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 116.23 ms. Allocated memory is still 204.5 MB. Free memory was 133.7 MB in the beginning and 131.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.56 ms. Allocated memory is still 204.5 MB. Free memory was 131.0 MB in the beginning and 129.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 645.05 ms. Allocated memory is still 204.5 MB. Free memory was 129.1 MB in the beginning and 97.0 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5685.74 ms. Allocated memory was 204.5 MB in the beginning and 273.2 MB in the end (delta: 68.7 MB). Free memory was 97.0 MB in the beginning and 171.4 MB in the end (delta: -74.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.4s, 136 ProgramPointsBefore, 40 ProgramPointsAfterwards, 140 TransitionsBefore, 41 TransitionsAfterwards, 5952 CoEnabledTransitionPairs, 6 FixpointIterations, 26 TrivialSequentialCompositions, 75 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 13 ConcurrentYvCompositions, 4 ChoiceCompositions, 3207 VarBasedMoverChecksPositive, 42 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 6980 CheckedPairsTotal, 114 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...