/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread/stack_longest-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 08:40:44,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 08:40:44,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 08:40:44,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 08:40:44,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 08:40:44,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 08:40:44,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 08:40:44,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 08:40:44,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 08:40:44,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 08:40:44,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 08:40:44,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 08:40:44,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 08:40:44,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 08:40:44,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 08:40:44,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 08:40:44,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 08:40:44,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 08:40:44,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 08:40:44,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 08:40:44,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 08:40:44,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 08:40:44,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 08:40:44,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 08:40:44,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 08:40:44,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 08:40:44,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 08:40:44,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 08:40:44,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 08:40:44,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 08:40:44,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 08:40:44,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 08:40:44,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 08:40:44,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 08:40:44,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 08:40:44,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 08:40:44,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2019-12-27 08:40:44,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 08:40:44,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 08:40:44,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 08:40:44,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 08:40:44,249 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 08:40:44,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 08:40:44,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 08:40:44,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 08:40:44,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 08:40:44,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 08:40:44,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 08:40:44,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 08:40:44,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 08:40:44,250 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 08:40:44,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 08:40:44,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 08:40:44,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 08:40:44,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 08:40:44,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 08:40:44,251 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 08:40:44,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 08:40:44,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 08:40:44,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 08:40:44,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 08:40:44,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 08:40:44,253 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 08:40:44,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 08:40:44,253 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-27 08:40:44,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 08:40:44,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 08:40:44,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 08:40:44,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 08:40:44,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 08:40:44,559 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 08:40:44,560 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 08:40:44,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longest-1.i [2019-12-27 08:40:44,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0ef42602/106ccc78b4c442c782d49e4f16afbcb8/FLAG2b7b7e7d8 [2019-12-27 08:40:45,204 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 08:40:45,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i [2019-12-27 08:40:45,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0ef42602/106ccc78b4c442c782d49e4f16afbcb8/FLAG2b7b7e7d8 [2019-12-27 08:40:45,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0ef42602/106ccc78b4c442c782d49e4f16afbcb8 [2019-12-27 08:40:45,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 08:40:45,489 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 08:40:45,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 08:40:45,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 08:40:45,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 08:40:45,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:40:45" (1/1) ... [2019-12-27 08:40:45,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@117e2bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:45, skipping insertion in model container [2019-12-27 08:40:45,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:40:45" (1/1) ... [2019-12-27 08:40:45,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 08:40:45,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 08:40:46,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 08:40:46,147 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 08:40:46,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 08:40:46,410 INFO L208 MainTranslator]: Completed translation [2019-12-27 08:40:46,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46 WrapperNode [2019-12-27 08:40:46,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 08:40:46,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 08:40:46,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 08:40:46,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 08:40:46,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 08:40:46,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 08:40:46,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 08:40:46,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 08:40:46,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (1/1) ... [2019-12-27 08:40:46,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 08:40:46,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 08:40:46,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 08:40:46,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 08:40:46,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (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 08:40:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-27 08:40:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-27 08:40:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-27 08:40:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-27 08:40:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 08:40:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 08:40:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 08:40:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 08:40:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-27 08:40:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-27 08:40:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 08:40:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 08:40:46,662 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 08:40:47,249 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 08:40:47,249 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-27 08:40:47,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:40:47 BoogieIcfgContainer [2019-12-27 08:40:47,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 08:40:47,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 08:40:47,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 08:40:47,259 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 08:40:47,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 08:40:45" (1/3) ... [2019-12-27 08:40:47,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c338d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:40:47, skipping insertion in model container [2019-12-27 08:40:47,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:40:46" (2/3) ... [2019-12-27 08:40:47,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c338d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:40:47, skipping insertion in model container [2019-12-27 08:40:47,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:40:47" (3/3) ... [2019-12-27 08:40:47,263 INFO L109 eAbstractionObserver]: Analyzing ICFG stack_longest-1.i [2019-12-27 08:40:47,270 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 08:40:47,270 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 08:40:47,276 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 08:40:47,277 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 08:40:47,310 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,310 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,311 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,311 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,311 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,312 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,325 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,325 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,326 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,326 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,326 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,326 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,326 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,327 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,327 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,327 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,327 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,327 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,328 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,328 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,328 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,328 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,328 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,329 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,329 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,329 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,329 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,329 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,330 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,330 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,330 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,330 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,330 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,331 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,331 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,331 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,331 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,332 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,332 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,332 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,332 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,332 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,333 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,333 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,333 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,333 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,333 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,334 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,334 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,334 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,334 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,335 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,335 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,335 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,335 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,336 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,336 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,336 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,336 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,336 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,337 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,337 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,338 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,338 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,338 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,339 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,339 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,339 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,339 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,339 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,340 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,340 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,340 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,340 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,341 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,341 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,341 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,341 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,341 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,342 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,342 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,342 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,342 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,342 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,342 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,343 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,343 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,343 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,343 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,344 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,344 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,344 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,344 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,344 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,345 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,345 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,345 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,345 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,345 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,346 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,346 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,346 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,346 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,346 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,347 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,347 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,347 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,347 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,348 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,348 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,348 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,348 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,348 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,349 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,349 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,349 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,349 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,350 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,350 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,350 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,350 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,350 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,350 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,351 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,351 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,351 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,351 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,354 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,355 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,355 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,355 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,355 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,356 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,356 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,356 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,356 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,356 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,356 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,357 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,357 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,357 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,357 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,357 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,358 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,358 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,358 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,358 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,358 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,365 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,365 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,365 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,365 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,365 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,366 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,366 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,366 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,366 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,366 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,367 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,367 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,367 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,367 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,367 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,368 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,368 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,368 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,368 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:40:47,391 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 08:40:47,410 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:40:47,410 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:40:47,410 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:40:47,410 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:40:47,410 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:40:47,410 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:40:47,411 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:40:47,411 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:40:47,423 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 136 places, 140 transitions [2019-12-27 08:40:47,708 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 6505 states. [2019-12-27 08:40:47,711 INFO L276 IsEmpty]: Start isEmpty. Operand 6505 states. [2019-12-27 08:40:47,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-27 08:40:47,748 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:40:47,749 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:40:47,750 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 08:40:47,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:40:47,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1869081157, now seen corresponding path program 1 times [2019-12-27 08:40:47,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:40:47,770 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931228556] [2019-12-27 08:40:47,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:40:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:40:48,186 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 08:40:48,187 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931228556] [2019-12-27 08:40:48,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:40:48,188 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:40:48,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18821669] [2019-12-27 08:40:48,194 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:40:48,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:40:48,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:40:48,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:40:48,212 INFO L87 Difference]: Start difference. First operand 6505 states. Second operand 3 states. [2019-12-27 08:40:48,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:40:48,438 INFO L93 Difference]: Finished difference Result 9853 states and 26352 transitions. [2019-12-27 08:40:48,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:40:48,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2019-12-27 08:40:48,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:40:48,555 INFO L225 Difference]: With dead ends: 9853 [2019-12-27 08:40:48,555 INFO L226 Difference]: Without dead ends: 9745 [2019-12-27 08:40:48,559 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 08:40:48,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9745 states. [2019-12-27 08:40:49,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9745 to 8275. [2019-12-27 08:40:49,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8275 states. [2019-12-27 08:40:49,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8275 states to 8275 states and 22333 transitions. [2019-12-27 08:40:49,052 INFO L78 Accepts]: Start accepts. Automaton has 8275 states and 22333 transitions. Word has length 45 [2019-12-27 08:40:49,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:40:49,052 INFO L462 AbstractCegarLoop]: Abstraction has 8275 states and 22333 transitions. [2019-12-27 08:40:49,052 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:40:49,053 INFO L276 IsEmpty]: Start isEmpty. Operand 8275 states and 22333 transitions. [2019-12-27 08:40:49,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-27 08:40:49,060 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:40:49,060 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:40:49,060 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 08:40:49,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:40:49,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1764189091, now seen corresponding path program 1 times [2019-12-27 08:40:49,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:40:49,062 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733319701] [2019-12-27 08:40:49,062 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:40:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:40:49,148 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 08:40:49,148 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733319701] [2019-12-27 08:40:49,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:40:49,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:40:49,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952557624] [2019-12-27 08:40:49,151 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:40:49,151 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:40:49,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:40:49,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:40:49,152 INFO L87 Difference]: Start difference. First operand 8275 states and 22333 transitions. Second operand 3 states. [2019-12-27 08:40:49,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:40:49,249 INFO L93 Difference]: Finished difference Result 7696 states and 20468 transitions. [2019-12-27 08:40:49,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:40:49,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2019-12-27 08:40:49,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:40:49,302 INFO L225 Difference]: With dead ends: 7696 [2019-12-27 08:40:49,303 INFO L226 Difference]: Without dead ends: 7555 [2019-12-27 08:40:49,304 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 08:40:49,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7555 states. [2019-12-27 08:40:49,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7555 to 7327. [2019-12-27 08:40:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7327 states. [2019-12-27 08:40:49,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7327 states to 7327 states and 19607 transitions. [2019-12-27 08:40:49,634 INFO L78 Accepts]: Start accepts. Automaton has 7327 states and 19607 transitions. Word has length 49 [2019-12-27 08:40:49,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:40:49,635 INFO L462 AbstractCegarLoop]: Abstraction has 7327 states and 19607 transitions. [2019-12-27 08:40:49,635 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:40:49,636 INFO L276 IsEmpty]: Start isEmpty. Operand 7327 states and 19607 transitions. [2019-12-27 08:40:49,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-27 08:40:49,639 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:40:49,640 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:40:49,640 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 08:40:49,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:40:49,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1289010956, now seen corresponding path program 1 times [2019-12-27 08:40:49,641 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:40:49,641 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748227192] [2019-12-27 08:40:49,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:40:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:40:49,705 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 08:40:49,706 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748227192] [2019-12-27 08:40:49,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:40:49,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 08:40:49,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695141765] [2019-12-27 08:40:49,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 08:40:49,708 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:40:49,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 08:40:49,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:40:49,710 INFO L87 Difference]: Start difference. First operand 7327 states and 19607 transitions. Second operand 4 states. [2019-12-27 08:40:49,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:40:49,795 INFO L93 Difference]: Finished difference Result 10192 states and 27210 transitions. [2019-12-27 08:40:49,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 08:40:49,795 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2019-12-27 08:40:49,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:40:49,822 INFO L225 Difference]: With dead ends: 10192 [2019-12-27 08:40:49,822 INFO L226 Difference]: Without dead ends: 10192 [2019-12-27 08:40:49,823 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 08:40:49,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10192 states. [2019-12-27 08:40:50,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10192 to 7651. [2019-12-27 08:40:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7651 states. [2019-12-27 08:40:50,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7651 states to 7651 states and 20474 transitions. [2019-12-27 08:40:50,148 INFO L78 Accepts]: Start accepts. Automaton has 7651 states and 20474 transitions. Word has length 54 [2019-12-27 08:40:50,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:40:50,151 INFO L462 AbstractCegarLoop]: Abstraction has 7651 states and 20474 transitions. [2019-12-27 08:40:50,151 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 08:40:50,151 INFO L276 IsEmpty]: Start isEmpty. Operand 7651 states and 20474 transitions. [2019-12-27 08:40:50,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-27 08:40:50,161 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:40:50,162 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:40:50,162 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 08:40:50,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:40:50,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1958246588, now seen corresponding path program 1 times [2019-12-27 08:40:50,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:40:50,163 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143215875] [2019-12-27 08:40:50,163 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:40:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:40:50,339 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:40:50,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143215875] [2019-12-27 08:40:50,340 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1732896622] [2019-12-27 08:40:50,340 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 08:40:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:40:50,439 INFO L264 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-27 08:40:50,446 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-27 08:40:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:40:50,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-27 08:40:50,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2019-12-27 08:40:50,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006438980] [2019-12-27 08:40:50,499 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 08:40:50,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:40:50,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 08:40:50,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-27 08:40:50,499 INFO L87 Difference]: Start difference. First operand 7651 states and 20474 transitions. Second operand 7 states. [2019-12-27 08:40:50,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:40:50,602 INFO L93 Difference]: Finished difference Result 11185 states and 29818 transitions. [2019-12-27 08:40:50,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 08:40:50,602 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2019-12-27 08:40:50,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:40:50,629 INFO L225 Difference]: With dead ends: 11185 [2019-12-27 08:40:50,630 INFO L226 Difference]: Without dead ends: 11185 [2019-12-27 08:40:50,630 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2019-12-27 08:40:50,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11185 states. [2019-12-27 08:40:51,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11185 to 9715. [2019-12-27 08:40:51,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9715 states. [2019-12-27 08:40:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9715 states to 9715 states and 26035 transitions. [2019-12-27 08:40:51,032 INFO L78 Accepts]: Start accepts. Automaton has 9715 states and 26035 transitions. Word has length 77 [2019-12-27 08:40:51,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:40:51,033 INFO L462 AbstractCegarLoop]: Abstraction has 9715 states and 26035 transitions. [2019-12-27 08:40:51,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 08:40:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 9715 states and 26035 transitions. [2019-12-27 08:40:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-27 08:40:51,042 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:40:51,043 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:40:51,247 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 08:40:51,247 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 08:40:51,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:40:51,248 INFO L82 PathProgramCache]: Analyzing trace with hash -684753590, now seen corresponding path program 1 times [2019-12-27 08:40:51,248 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:40:51,248 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187442415] [2019-12-27 08:40:51,249 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:40:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:40:51,298 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 08:40:51,298 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187442415] [2019-12-27 08:40:51,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:40:51,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:40:51,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217937996] [2019-12-27 08:40:51,299 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:40:51,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:40:51,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:40:51,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:40:51,300 INFO L87 Difference]: Start difference. First operand 9715 states and 26035 transitions. Second operand 3 states. [2019-12-27 08:40:51,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:40:51,333 INFO L93 Difference]: Finished difference Result 4948 states and 12534 transitions. [2019-12-27 08:40:51,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:40:51,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 81 [2019-12-27 08:40:51,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:40:51,346 INFO L225 Difference]: With dead ends: 4948 [2019-12-27 08:40:51,346 INFO L226 Difference]: Without dead ends: 4948 [2019-12-27 08:40:51,346 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 08:40:51,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4948 states. [2019-12-27 08:40:51,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4948 to 4843. [2019-12-27 08:40:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4843 states. [2019-12-27 08:40:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 4843 states and 12269 transitions. [2019-12-27 08:40:51,437 INFO L78 Accepts]: Start accepts. Automaton has 4843 states and 12269 transitions. Word has length 81 [2019-12-27 08:40:51,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:40:51,438 INFO L462 AbstractCegarLoop]: Abstraction has 4843 states and 12269 transitions. [2019-12-27 08:40:51,438 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:40:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 4843 states and 12269 transitions. [2019-12-27 08:40:51,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-27 08:40:51,445 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:40:51,445 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:40:51,445 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 08:40:51,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:40:51,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1990103964, now seen corresponding path program 1 times [2019-12-27 08:40:51,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:40:51,446 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439707068] [2019-12-27 08:40:51,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:40:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:40:51,559 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 08:40:51,992 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439707068] [2019-12-27 08:40:51,992 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:40:51,993 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-27 08:40:51,993 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569517342] [2019-12-27 08:40:51,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 08:40:51,994 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:40:51,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 08:40:51,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-27 08:40:51,996 INFO L87 Difference]: Start difference. First operand 4843 states and 12269 transitions. Second operand 7 states. [2019-12-27 08:40:52,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:40:52,175 INFO L93 Difference]: Finished difference Result 6382 states and 16123 transitions. [2019-12-27 08:40:52,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 08:40:52,175 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2019-12-27 08:40:52,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:40:52,194 INFO L225 Difference]: With dead ends: 6382 [2019-12-27 08:40:52,195 INFO L226 Difference]: Without dead ends: 6382 [2019-12-27 08:40:52,195 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-12-27 08:40:52,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6382 states. [2019-12-27 08:40:52,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6382 to 5248. [2019-12-27 08:40:52,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5248 states. [2019-12-27 08:40:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5248 states to 5248 states and 13263 transitions. [2019-12-27 08:40:52,301 INFO L78 Accepts]: Start accepts. Automaton has 5248 states and 13263 transitions. Word has length 82 [2019-12-27 08:40:52,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:40:52,302 INFO L462 AbstractCegarLoop]: Abstraction has 5248 states and 13263 transitions. [2019-12-27 08:40:52,302 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 08:40:52,302 INFO L276 IsEmpty]: Start isEmpty. Operand 5248 states and 13263 transitions. [2019-12-27 08:40:52,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-27 08:40:52,311 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:40:52,312 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:40:52,312 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 08:40:52,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:40:52,312 INFO L82 PathProgramCache]: Analyzing trace with hash -622220484, now seen corresponding path program 1 times [2019-12-27 08:40:52,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:40:52,313 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806402253] [2019-12-27 08:40:52,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:40:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:40:52,563 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 08:40:52,569 INFO L168 Benchmark]: Toolchain (without parser) took 7079.28 ms. Allocated memory was 137.9 MB in the beginning and 488.6 MB in the end (delta: 350.7 MB). Free memory was 101.2 MB in the beginning and 316.4 MB in the end (delta: -215.2 MB). Peak memory consumption was 135.6 MB. Max. memory is 7.1 GB. [2019-12-27 08:40:52,572 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-27 08:40:52,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 921.71 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.8 MB in the beginning and 131.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 38.8 MB. Max. memory is 7.1 GB. [2019-12-27 08:40:52,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.47 ms. Allocated memory is still 202.4 MB. Free memory was 131.8 MB in the beginning and 129.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-12-27 08:40:52,576 INFO L168 Benchmark]: Boogie Preprocessor took 74.76 ms. Allocated memory is still 202.4 MB. Free memory was 129.0 MB in the beginning and 126.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-12-27 08:40:52,577 INFO L168 Benchmark]: RCFGBuilder took 673.51 ms. Allocated memory is still 202.4 MB. Free memory was 126.9 MB in the beginning and 94.4 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-12-27 08:40:52,580 INFO L168 Benchmark]: TraceAbstraction took 5311.77 ms. Allocated memory was 202.4 MB in the beginning and 488.6 MB in the end (delta: 286.3 MB). Free memory was 94.4 MB in the beginning and 316.4 MB in the end (delta: -222.1 MB). Peak memory consumption was 64.2 MB. Max. memory is 7.1 GB. [2019-12-27 08:40:52,588 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 921.71 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.8 MB in the beginning and 131.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 38.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 92.47 ms. Allocated memory is still 202.4 MB. Free memory was 131.8 MB in the beginning and 129.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.76 ms. Allocated memory is still 202.4 MB. Free memory was 129.0 MB in the beginning and 126.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 673.51 ms. Allocated memory is still 202.4 MB. Free memory was 126.9 MB in the beginning and 94.4 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5311.77 ms. Allocated memory was 202.4 MB in the beginning and 488.6 MB in the end (delta: 286.3 MB). Free memory was 94.4 MB in the beginning and 316.4 MB in the end (delta: -222.1 MB). Peak memory consumption was 64.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (const Int) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (const Int): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...