/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 0.1.25-4336eb1 [2019-12-27 04:43:26,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 04:43:26,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 04:43:26,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 04:43:26,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 04:43:26,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 04:43:26,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 04:43:26,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 04:43:26,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 04:43:26,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 04:43:26,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 04:43:26,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 04:43:26,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 04:43:26,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 04:43:26,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 04:43:26,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 04:43:26,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 04:43:26,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 04:43:26,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 04:43:26,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 04:43:26,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 04:43:26,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 04:43:26,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 04:43:26,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 04:43:26,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 04:43:26,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 04:43:26,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 04:43:26,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 04:43:26,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 04:43:26,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 04:43:26,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 04:43:26,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 04:43:26,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 04:43:26,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 04:43:26,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 04:43:26,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 04:43:26,182 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 [2019-12-27 04:43:26,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 04:43:26,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 04:43:26,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 04:43:26,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 04:43:26,220 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 04:43:26,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 04:43:26,221 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 04:43:26,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 04:43:26,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 04:43:26,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 04:43:26,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 04:43:26,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 04:43:26,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 04:43:26,222 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 04:43:26,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 04:43:26,223 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 04:43:26,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 04:43:26,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 04:43:26,227 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 04:43:26,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 04:43:26,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 04:43:26,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 04:43:26,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 04:43:26,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 04:43:26,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 04:43:26,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 04:43:26,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 04:43:26,229 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 04:43:26,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 04:43:26,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 04:43:26,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 04:43:26,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 04:43:26,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 04:43:26,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 04:43:26,586 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 04:43:26,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2019-12-27 04:43:26,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78830a21/864cc19ed48e4f5b9606c11921e6673d/FLAGef33d0a3e [2019-12-27 04:43:27,201 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 04:43:27,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2019-12-27 04:43:27,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78830a21/864cc19ed48e4f5b9606c11921e6673d/FLAGef33d0a3e [2019-12-27 04:43:27,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a78830a21/864cc19ed48e4f5b9606c11921e6673d [2019-12-27 04:43:27,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 04:43:27,473 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 04:43:27,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 04:43:27,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 04:43:27,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 04:43:27,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 04:43:27" (1/1) ... [2019-12-27 04:43:27,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28985563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:27, skipping insertion in model container [2019-12-27 04:43:27,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 04:43:27" (1/1) ... [2019-12-27 04:43:27,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 04:43:27,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 04:43:28,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 04:43:28,083 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 04:43:28,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 04:43:28,320 INFO L208 MainTranslator]: Completed translation [2019-12-27 04:43:28,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28 WrapperNode [2019-12-27 04:43:28,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 04:43:28,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 04:43:28,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 04:43:28,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 04:43:28,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 04:43:28,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 04:43:28,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 04:43:28,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 04:43:28,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... [2019-12-27 04:43:28,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 04:43:28,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 04:43:28,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 04:43:28,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 04:43:28,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 04:43:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-27 04:43:28,540 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-27 04:43:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-27 04:43:28,541 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-27 04:43:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 04:43:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 04:43:28,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 04:43:28,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 04:43:28,543 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-27 04:43:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-27 04:43:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 04:43:28,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 04:43:28,546 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 04:43:29,134 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 04:43:29,135 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-27 04:43:29,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 04:43:29 BoogieIcfgContainer [2019-12-27 04:43:29,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 04:43:29,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 04:43:29,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 04:43:29,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 04:43:29,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 04:43:27" (1/3) ... [2019-12-27 04:43:29,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63533d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 04:43:29, skipping insertion in model container [2019-12-27 04:43:29,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 04:43:28" (2/3) ... [2019-12-27 04:43:29,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63533d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 04:43:29, skipping insertion in model container [2019-12-27 04:43:29,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 04:43:29" (3/3) ... [2019-12-27 04:43:29,145 INFO L109 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2019-12-27 04:43:29,156 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 04:43:29,156 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 04:43:29,163 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 04:43:29,165 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 04:43:29,212 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,213 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,213 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,213 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,214 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,214 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,214 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,214 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,215 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,215 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,215 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,215 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,216 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,216 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,216 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,216 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,217 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,217 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,217 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,217 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,217 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,218 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,218 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,218 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,218 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,218 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,218 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,219 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,219 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,219 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,219 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,219 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,220 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,220 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,220 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,220 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,220 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,221 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,221 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,221 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,221 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,222 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,222 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,223 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,223 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,223 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,223 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,223 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,224 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,224 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,224 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,225 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,225 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,225 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,225 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,225 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,226 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,226 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,226 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,227 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,227 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,227 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,228 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,228 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,228 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,228 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,229 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,229 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,229 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,229 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,229 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,230 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,230 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,230 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,230 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,231 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,231 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,231 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,231 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,231 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,231 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,232 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,232 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,232 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,232 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,233 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,233 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,233 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,233 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,233 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,233 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,234 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,234 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,234 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,234 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,235 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,236 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,236 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,236 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,236 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,237 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,238 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,238 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,238 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,238 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,239 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,239 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,239 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,239 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,239 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,240 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,244 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,244 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,245 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,245 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,245 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,245 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,245 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,245 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,246 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,246 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,246 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,246 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,246 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,246 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,247 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,247 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,247 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,247 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,247 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,248 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,248 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,264 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,264 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,265 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,265 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,265 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,265 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,265 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,266 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,266 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,266 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,267 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,267 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,267 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,267 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,267 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,268 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,268 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,268 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,268 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 04:43:29,292 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 04:43:29,312 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 04:43:29,313 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 04:43:29,313 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 04:43:29,313 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 04:43:29,313 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 04:43:29,313 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 04:43:29,314 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 04:43:29,314 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 04:43:29,329 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 140 transitions [2019-12-27 04:43:29,331 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-27 04:43:29,414 INFO L132 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-27 04:43:29,415 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 04:43:29,427 INFO L76 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 140 events. 10/140 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 359 event pairs. 0/129 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-27 04:43:29,440 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-27 04:43:29,480 INFO L132 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-27 04:43:29,480 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 04:43:29,484 INFO L76 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 140 events. 10/140 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 359 event pairs. 0/129 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-27 04:43:29,492 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5952 [2019-12-27 04:43:29,493 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 04:43:31,254 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2019-12-27 04:43:31,890 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-12-27 04:43:31,997 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-12-27 04:43:32,604 WARN L192 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-12-27 04:43:32,835 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-12-27 04:43:32,848 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6980 [2019-12-27 04:43:32,848 INFO L214 etLargeBlockEncoding]: Total number of compositions: 114 [2019-12-27 04:43:32,851 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 41 transitions [2019-12-27 04:43:32,878 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 360 states. [2019-12-27 04:43:32,880 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states. [2019-12-27 04:43:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-27 04:43:32,888 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 04:43:32,889 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-27 04:43:32,889 INFO L410 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 04:43:32,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 04:43:32,896 INFO L82 PathProgramCache]: Analyzing trace with hash -343856591, now seen corresponding path program 1 times [2019-12-27 04:43:32,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 04:43:32,907 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680056325] [2019-12-27 04:43:32,907 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 04:43:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 04:43:33,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 04:43:33,163 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680056325] [2019-12-27 04:43:33,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 04:43:33,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 04:43:33,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119936851] [2019-12-27 04:43:33,175 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 04:43:33,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 04:43:33,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 04:43:33,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 04:43:33,201 INFO L87 Difference]: Start difference. First operand 360 states. Second operand 3 states. [2019-12-27 04:43:33,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 04:43:33,319 INFO L93 Difference]: Finished difference Result 577 states and 1453 transitions. [2019-12-27 04:43:33,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 04:43:33,324 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-27 04:43:33,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 04:43:33,364 INFO L225 Difference]: With dead ends: 577 [2019-12-27 04:43:33,364 INFO L226 Difference]: Without dead ends: 555 [2019-12-27 04:43:33,365 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 04:43:33,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2019-12-27 04:43:33,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 515. [2019-12-27 04:43:33,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2019-12-27 04:43:33,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 1354 transitions. [2019-12-27 04:43:33,496 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 1354 transitions. Word has length 6 [2019-12-27 04:43:33,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 04:43:33,500 INFO L462 AbstractCegarLoop]: Abstraction has 515 states and 1354 transitions. [2019-12-27 04:43:33,501 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 04:43:33,501 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1354 transitions. [2019-12-27 04:43:33,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 04:43:33,508 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 04:43:33,508 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 04:43:33,509 INFO L410 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 04:43:33,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 04:43:33,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1733325996, now seen corresponding path program 1 times [2019-12-27 04:43:33,509 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 04:43:33,510 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845346033] [2019-12-27 04:43:33,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 04:43:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 04:43:33,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 04:43:33,624 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845346033] [2019-12-27 04:43:33,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 04:43:33,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 04:43:33,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710632687] [2019-12-27 04:43:33,626 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 04:43:33,626 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 04:43:33,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 04:43:33,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 04:43:33,627 INFO L87 Difference]: Start difference. First operand 515 states and 1354 transitions. Second operand 3 states. [2019-12-27 04:43:33,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 04:43:33,643 INFO L93 Difference]: Finished difference Result 620 states and 1596 transitions. [2019-12-27 04:43:33,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 04:43:33,643 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-27 04:43:33,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 04:43:33,648 INFO L225 Difference]: With dead ends: 620 [2019-12-27 04:43:33,648 INFO L226 Difference]: Without dead ends: 598 [2019-12-27 04:43:33,649 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 04:43:33,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2019-12-27 04:43:33,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 558. [2019-12-27 04:43:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2019-12-27 04:43:33,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 1476 transitions. [2019-12-27 04:43:33,667 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 1476 transitions. Word has length 9 [2019-12-27 04:43:33,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 04:43:33,668 INFO L462 AbstractCegarLoop]: Abstraction has 558 states and 1476 transitions. [2019-12-27 04:43:33,668 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 04:43:33,668 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1476 transitions. [2019-12-27 04:43:33,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 04:43:33,669 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 04:43:33,669 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 04:43:33,670 INFO L410 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 04:43:33,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 04:43:33,670 INFO L82 PathProgramCache]: Analyzing trace with hash -2046966621, now seen corresponding path program 1 times [2019-12-27 04:43:33,670 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 04:43:33,671 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56536346] [2019-12-27 04:43:33,671 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 04:43:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 04:43:33,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 04:43:33,740 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56536346] [2019-12-27 04:43:33,740 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 04:43:33,740 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 04:43:33,741 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961382336] [2019-12-27 04:43:33,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 04:43:33,741 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 04:43:33,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 04:43:33,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 04:43:33,742 INFO L87 Difference]: Start difference. First operand 558 states and 1476 transitions. Second operand 3 states. [2019-12-27 04:43:33,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 04:43:33,760 INFO L93 Difference]: Finished difference Result 594 states and 1567 transitions. [2019-12-27 04:43:33,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 04:43:33,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-27 04:43:33,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 04:43:33,766 INFO L225 Difference]: With dead ends: 594 [2019-12-27 04:43:33,766 INFO L226 Difference]: Without dead ends: 594 [2019-12-27 04:43:33,766 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 04:43:33,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2019-12-27 04:43:33,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 594. [2019-12-27 04:43:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2019-12-27 04:43:33,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 1567 transitions. [2019-12-27 04:43:33,787 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 1567 transitions. Word has length 10 [2019-12-27 04:43:33,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 04:43:33,787 INFO L462 AbstractCegarLoop]: Abstraction has 594 states and 1567 transitions. [2019-12-27 04:43:33,787 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 04:43:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1567 transitions. [2019-12-27 04:43:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 04:43:33,789 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 04:43:33,789 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 04:43:33,790 INFO L410 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 04:43:33,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 04:43:33,790 INFO L82 PathProgramCache]: Analyzing trace with hash 347341812, now seen corresponding path program 1 times [2019-12-27 04:43:33,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 04:43:33,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106723334] [2019-12-27 04:43:33,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 04:43:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 04:43:33,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 04:43:33,890 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106723334] [2019-12-27 04:43:33,891 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105224216] [2019-12-27 04:43:33,891 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 04:43:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 04:43:33,990 INFO L264 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-27 04:43:33,995 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-27 04:43:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 04:43:34,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-27 04:43:34,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2019-12-27 04:43:34,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675449132] [2019-12-27 04:43:34,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 04:43:34,039 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 04:43:34,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 04:43:34,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-27 04:43:34,039 INFO L87 Difference]: Start difference. First operand 594 states and 1567 transitions. Second operand 7 states. [2019-12-27 04:43:34,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 04:43:34,170 INFO L93 Difference]: Finished difference Result 894 states and 2283 transitions. [2019-12-27 04:43:34,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 04:43:34,171 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2019-12-27 04:43:34,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 04:43:34,179 INFO L225 Difference]: With dead ends: 894 [2019-12-27 04:43:34,179 INFO L226 Difference]: Without dead ends: 894 [2019-12-27 04:43:34,180 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-27 04:43:34,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2019-12-27 04:43:34,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 728. [2019-12-27 04:43:34,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 728 states. [2019-12-27 04:43:34,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 1913 transitions. [2019-12-27 04:43:34,229 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 1913 transitions. Word has length 14 [2019-12-27 04:43:34,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 04:43:34,230 INFO L462 AbstractCegarLoop]: Abstraction has 728 states and 1913 transitions. [2019-12-27 04:43:34,230 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 04:43:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1913 transitions. [2019-12-27 04:43:34,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-27 04:43:34,237 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 04:43:34,238 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 04:43:34,450 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 04:43:34,453 INFO L410 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 04:43:34,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 04:43:34,454 INFO L82 PathProgramCache]: Analyzing trace with hash -730605431, now seen corresponding path program 1 times [2019-12-27 04:43:34,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 04:43:34,454 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858552390] [2019-12-27 04:43:34,454 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 04:43:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 04:43:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 04:43:34,497 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858552390] [2019-12-27 04:43:34,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 04:43:34,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 04:43:34,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495290867] [2019-12-27 04:43:34,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 04:43:34,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 04:43:34,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 04:43:34,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 04:43:34,498 INFO L87 Difference]: Start difference. First operand 728 states and 1913 transitions. Second operand 3 states. [2019-12-27 04:43:34,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 04:43:34,520 INFO L93 Difference]: Finished difference Result 375 states and 842 transitions. [2019-12-27 04:43:34,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 04:43:34,521 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-12-27 04:43:34,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 04:43:34,523 INFO L225 Difference]: With dead ends: 375 [2019-12-27 04:43:34,523 INFO L226 Difference]: Without dead ends: 375 [2019-12-27 04:43:34,524 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 04:43:34,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2019-12-27 04:43:34,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 355. [2019-12-27 04:43:34,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 355 states. [2019-12-27 04:43:34,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 792 transitions. [2019-12-27 04:43:34,533 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 792 transitions. Word has length 17 [2019-12-27 04:43:34,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 04:43:34,534 INFO L462 AbstractCegarLoop]: Abstraction has 355 states and 792 transitions. [2019-12-27 04:43:34,534 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 04:43:34,534 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 792 transitions. [2019-12-27 04:43:34,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 04:43:34,535 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 04:43:34,535 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 04:43:34,535 INFO L410 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 04:43:34,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 04:43:34,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1853705586, now seen corresponding path program 1 times [2019-12-27 04:43:34,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 04:43:34,536 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275700570] [2019-12-27 04:43:34,536 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 04:43:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 04:43:34,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 04:43:34,600 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275700570] [2019-12-27 04:43:34,600 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 04:43:34,601 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 04:43:34,601 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277553149] [2019-12-27 04:43:34,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 04:43:34,602 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 04:43:34,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 04:43:34,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 04:43:34,602 INFO L87 Difference]: Start difference. First operand 355 states and 792 transitions. Second operand 5 states. [2019-12-27 04:43:34,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 04:43:34,677 INFO L93 Difference]: Finished difference Result 486 states and 1076 transitions. [2019-12-27 04:43:34,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 04:43:34,678 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-12-27 04:43:34,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 04:43:34,681 INFO L225 Difference]: With dead ends: 486 [2019-12-27 04:43:34,681 INFO L226 Difference]: Without dead ends: 486 [2019-12-27 04:43:34,682 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-27 04:43:34,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2019-12-27 04:43:34,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 400. [2019-12-27 04:43:34,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2019-12-27 04:43:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 897 transitions. [2019-12-27 04:43:34,693 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 897 transitions. Word has length 18 [2019-12-27 04:43:34,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 04:43:34,693 INFO L462 AbstractCegarLoop]: Abstraction has 400 states and 897 transitions. [2019-12-27 04:43:34,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 04:43:34,694 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 897 transitions. [2019-12-27 04:43:34,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-27 04:43:34,695 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 04:43:34,695 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] [2019-12-27 04:43:34,695 INFO L410 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 04:43:34,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 04:43:34,696 INFO L82 PathProgramCache]: Analyzing trace with hash -1069197491, now seen corresponding path program 1 times [2019-12-27 04:43:34,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 04:43:34,696 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081773725] [2019-12-27 04:43:34,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 04:43:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 04:43:34,945 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (const Int) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1315) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.TermTransferrer.convertApplicationTerm(TermTransferrer.java:182) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:339) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computePredicates(NestedInterpolantsBuilder.java:573) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:171) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:300) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:464) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-27 04:43:34,949 INFO L168 Benchmark]: Toolchain (without parser) took 7476.35 ms. Allocated memory was 147.3 MB in the beginning and 279.4 MB in the end (delta: 132.1 MB). Free memory was 103.5 MB in the beginning and 177.6 MB in the end (delta: -74.1 MB). Peak memory consumption was 58.0 MB. Max. memory is 7.1 GB. [2019-12-27 04:43:34,950 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 147.3 MB. Free memory was 123.7 MB in the beginning and 123.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-27 04:43:34,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 847.71 ms. Allocated memory was 147.3 MB in the beginning and 205.5 MB in the end (delta: 58.2 MB). Free memory was 103.1 MB in the beginning and 137.2 MB in the end (delta: -34.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-12-27 04:43:34,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.46 ms. Allocated memory is still 205.5 MB. Free memory was 136.5 MB in the beginning and 133.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-27 04:43:34,952 INFO L168 Benchmark]: Boogie Preprocessor took 47.17 ms. Allocated memory is still 205.5 MB. Free memory was 133.9 MB in the beginning and 132.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-12-27 04:43:34,953 INFO L168 Benchmark]: RCFGBuilder took 700.65 ms. Allocated memory is still 205.5 MB. Free memory was 132.0 MB in the beginning and 99.8 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-12-27 04:43:34,954 INFO L168 Benchmark]: TraceAbstraction took 5809.37 ms. Allocated memory was 205.5 MB in the beginning and 279.4 MB in the end (delta: 73.9 MB). Free memory was 99.2 MB in the beginning and 177.6 MB in the end (delta: -78.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-12-27 04:43:34,958 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 ms. Allocated memory is still 147.3 MB. Free memory was 123.7 MB in the beginning and 123.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 847.71 ms. Allocated memory was 147.3 MB in the beginning and 205.5 MB in the end (delta: 58.2 MB). Free memory was 103.1 MB in the beginning and 137.2 MB in the end (delta: -34.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.46 ms. Allocated memory is still 205.5 MB. Free memory was 136.5 MB in the beginning and 133.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.17 ms. Allocated memory is still 205.5 MB. Free memory was 133.9 MB in the beginning and 132.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 700.65 ms. Allocated memory is still 205.5 MB. Free memory was 132.0 MB in the beginning and 99.8 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5809.37 ms. Allocated memory was 205.5 MB in the beginning and 279.4 MB in the end (delta: 73.9 MB). Free memory was 99.2 MB in the beginning and 177.6 MB in the end (delta: -78.4 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: 3.5s, 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...