/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/stack_longer-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-26 20:50:20,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-26 20:50:20,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-26 20:50:20,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-26 20:50:20,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-26 20:50:20,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-26 20:50:20,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-26 20:50:20,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-26 20:50:20,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-26 20:50:20,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-26 20:50:20,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-26 20:50:20,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-26 20:50:20,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-26 20:50:20,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-26 20:50:20,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-26 20:50:20,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-26 20:50:20,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-26 20:50:20,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-26 20:50:20,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-26 20:50:20,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-26 20:50:20,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-26 20:50:20,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-26 20:50:20,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-26 20:50:20,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-26 20:50:20,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-26 20:50:20,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-26 20:50:20,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-26 20:50:20,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-26 20:50:20,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-26 20:50:20,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-26 20:50:20,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-26 20:50:20,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-26 20:50:20,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-26 20:50:20,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-26 20:50:20,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-26 20:50:20,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-26 20:50:20,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-26 20:50:20,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-26 20:50:20,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-26 20:50:20,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-26 20:50:20,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-26 20:50:20,683 INFO L138 SettingsManager]: * Use SBE=true [2019-12-26 20:50:20,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-26 20:50:20,684 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-26 20:50:20,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-26 20:50:20,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-26 20:50:20,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-26 20:50:20,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-26 20:50:20,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-26 20:50:20,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-26 20:50:20,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-26 20:50:20,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-26 20:50:20,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-26 20:50:20,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-26 20:50:20,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-26 20:50:20,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-26 20:50:20,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-26 20:50:20,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-26 20:50:20,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-26 20:50:20,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-26 20:50:20,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-26 20:50:20,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-26 20:50:20,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-26 20:50:20,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-26 20:50:20,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-26 20:50:20,688 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-26 20:50:20,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-26 20:50:20,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-26 20:50:20,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-26 20:50:20,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-26 20:50:20,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-26 20:50:20,965 INFO L275 PluginConnector]: CDTParser initialized [2019-12-26 20:50:20,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-2.i [2019-12-26 20:50:21,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8116b3d4/b8dc46c98bcf4a7291355e71fe3d0691/FLAG653897f6b [2019-12-26 20:50:21,642 INFO L306 CDTParser]: Found 1 translation units. [2019-12-26 20:50:21,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-2.i [2019-12-26 20:50:21,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8116b3d4/b8dc46c98bcf4a7291355e71fe3d0691/FLAG653897f6b [2019-12-26 20:50:21,864 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8116b3d4/b8dc46c98bcf4a7291355e71fe3d0691 [2019-12-26 20:50:21,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-26 20:50:21,876 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-26 20:50:21,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-26 20:50:21,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-26 20:50:21,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-26 20:50:21,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 08:50:21" (1/1) ... [2019-12-26 20:50:21,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac4cd17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:21, skipping insertion in model container [2019-12-26 20:50:21,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 08:50:21" (1/1) ... [2019-12-26 20:50:21,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-26 20:50:21,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-26 20:50:22,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 20:50:22,517 INFO L203 MainTranslator]: Completed pre-run [2019-12-26 20:50:22,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 20:50:22,716 INFO L208 MainTranslator]: Completed translation [2019-12-26 20:50:22,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22 WrapperNode [2019-12-26 20:50:22,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-26 20:50:22,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-26 20:50:22,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-26 20:50:22,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-26 20:50:22,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-26 20:50:22,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-26 20:50:22,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-26 20:50:22,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-26 20:50:22,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (1/1) ... [2019-12-26 20:50:22,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-26 20:50:22,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-26 20:50:22,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-26 20:50:22,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-26 20:50:22,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (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 [2019-12-26 20:50:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-26 20:50:22,882 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-26 20:50:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-26 20:50:22,882 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-26 20:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-26 20:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-26 20:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-26 20:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-26 20:50:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-26 20:50:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-26 20:50:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-26 20:50:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-26 20:50:22,886 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-26 20:50:23,393 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-26 20:50:23,393 INFO L287 CfgBuilder]: Removed 22 assume(true) statements. [2019-12-26 20:50:23,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 08:50:23 BoogieIcfgContainer [2019-12-26 20:50:23,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-26 20:50:23,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-26 20:50:23,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-26 20:50:23,404 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-26 20:50:23,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.12 08:50:21" (1/3) ... [2019-12-26 20:50:23,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb5a394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 08:50:23, skipping insertion in model container [2019-12-26 20:50:23,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:22" (2/3) ... [2019-12-26 20:50:23,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb5a394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 08:50:23, skipping insertion in model container [2019-12-26 20:50:23,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 08:50:23" (3/3) ... [2019-12-26 20:50:23,410 INFO L109 eAbstractionObserver]: Analyzing ICFG stack_longer-2.i [2019-12-26 20:50:23,421 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-26 20:50:23,422 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-26 20:50:23,432 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-26 20:50:23,433 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-26 20:50:23,480 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,481 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,481 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,481 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,482 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,486 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,488 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,488 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,488 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,489 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,489 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,489 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,490 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,490 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,490 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,490 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,491 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,491 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,491 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,491 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,492 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,492 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,492 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,493 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,493 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,493 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,493 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,493 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,494 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,494 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,494 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,494 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,494 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,495 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,495 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,495 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,495 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,496 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,497 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,497 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,498 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,498 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,498 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,499 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,499 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,500 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,500 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,515 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,516 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,517 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,518 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,518 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,518 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,519 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,519 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,519 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,519 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,519 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,520 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,520 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,521 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,521 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,523 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,524 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,524 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,524 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,524 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,524 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,525 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,525 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,525 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,526 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,526 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,526 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,526 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,527 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,527 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,527 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,527 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,527 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,528 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,529 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,529 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,529 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,529 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,529 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,531 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,531 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,531 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,531 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,531 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,532 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,532 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,532 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,532 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,532 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,533 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,533 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,534 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,534 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,534 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,534 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,535 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,539 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,539 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,539 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,540 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,547 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,548 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,548 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,548 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,548 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,548 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,549 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,549 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,550 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,550 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,555 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,555 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,555 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,555 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,556 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,556 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,556 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,556 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,556 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,556 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,557 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,557 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,557 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,557 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,557 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,558 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,558 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,558 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,558 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,558 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,559 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,565 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,565 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,566 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,566 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,566 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,566 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,566 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,566 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,567 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,567 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,567 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,567 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,567 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,568 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,568 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,568 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,568 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,568 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:23,589 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-26 20:50:23,605 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-26 20:50:23,605 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-26 20:50:23,605 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-26 20:50:23,605 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-26 20:50:23,605 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-26 20:50:23,606 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-26 20:50:23,606 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-26 20:50:23,606 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-26 20:50:23,623 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 129 places, 133 transitions [2019-12-26 20:50:23,625 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 129 places, 133 transitions [2019-12-26 20:50:23,714 INFO L132 PetriNetUnfolder]: 10/133 cut-off events. [2019-12-26 20:50:23,714 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-26 20:50:23,727 INFO L76 FinitePrefix]: Finished finitePrefix Result has 144 conditions, 133 events. 10/133 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 335 event pairs. 0/122 useless extension candidates. Maximal degree in co-relation 101. Up to 3 conditions per place. [2019-12-26 20:50:23,740 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 129 places, 133 transitions [2019-12-26 20:50:23,816 INFO L132 PetriNetUnfolder]: 10/133 cut-off events. [2019-12-26 20:50:23,816 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-26 20:50:23,819 INFO L76 FinitePrefix]: Finished finitePrefix Result has 144 conditions, 133 events. 10/133 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 335 event pairs. 0/122 useless extension candidates. Maximal degree in co-relation 101. Up to 3 conditions per place. [2019-12-26 20:50:23,826 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5224 [2019-12-26 20:50:23,827 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-26 20:50:26,581 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-12-26 20:50:27,253 WARN L192 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-12-26 20:50:27,475 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-12-26 20:50:27,559 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6552 [2019-12-26 20:50:27,559 INFO L214 etLargeBlockEncoding]: Total number of compositions: 108 [2019-12-26 20:50:27,563 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 41 transitions [2019-12-26 20:50:27,590 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 354 states. [2019-12-26 20:50:27,592 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states. [2019-12-26 20:50:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-26 20:50:27,600 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:27,600 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-26 20:50:27,601 INFO L410 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:27,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:27,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1166554520, now seen corresponding path program 1 times [2019-12-26 20:50:27,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:27,618 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181459335] [2019-12-26 20:50:27,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:27,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:27,923 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181459335] [2019-12-26 20:50:27,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:27,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 20:50:27,925 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112752069] [2019-12-26 20:50:27,930 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 20:50:27,930 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:27,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 20:50:27,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 20:50:27,949 INFO L87 Difference]: Start difference. First operand 354 states. Second operand 3 states. [2019-12-26 20:50:28,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:28,032 INFO L93 Difference]: Finished difference Result 525 states and 1300 transitions. [2019-12-26 20:50:28,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 20:50:28,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-26 20:50:28,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:28,054 INFO L225 Difference]: With dead ends: 525 [2019-12-26 20:50:28,054 INFO L226 Difference]: Without dead ends: 481 [2019-12-26 20:50:28,056 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 [2019-12-26 20:50:28,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2019-12-26 20:50:28,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 441. [2019-12-26 20:50:28,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2019-12-26 20:50:28,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 1148 transitions. [2019-12-26 20:50:28,165 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 1148 transitions. Word has length 6 [2019-12-26 20:50:28,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:28,166 INFO L462 AbstractCegarLoop]: Abstraction has 441 states and 1148 transitions. [2019-12-26 20:50:28,166 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 20:50:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1148 transitions. [2019-12-26 20:50:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-26 20:50:28,167 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:28,168 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:28,168 INFO L410 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:28,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:28,168 INFO L82 PathProgramCache]: Analyzing trace with hash -742149680, now seen corresponding path program 1 times [2019-12-26 20:50:28,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:28,169 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139471822] [2019-12-26 20:50:28,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:28,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:28,261 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139471822] [2019-12-26 20:50:28,261 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:28,261 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 20:50:28,262 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656903937] [2019-12-26 20:50:28,263 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 20:50:28,263 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:28,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 20:50:28,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 20:50:28,264 INFO L87 Difference]: Start difference. First operand 441 states and 1148 transitions. Second operand 3 states. [2019-12-26 20:50:28,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:28,282 INFO L93 Difference]: Finished difference Result 487 states and 1263 transitions. [2019-12-26 20:50:28,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 20:50:28,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-26 20:50:28,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:28,288 INFO L225 Difference]: With dead ends: 487 [2019-12-26 20:50:28,288 INFO L226 Difference]: Without dead ends: 487 [2019-12-26 20:50:28,289 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 [2019-12-26 20:50:28,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2019-12-26 20:50:28,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 487. [2019-12-26 20:50:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2019-12-26 20:50:28,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 1263 transitions. [2019-12-26 20:50:28,309 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 1263 transitions. Word has length 10 [2019-12-26 20:50:28,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:28,309 INFO L462 AbstractCegarLoop]: Abstraction has 487 states and 1263 transitions. [2019-12-26 20:50:28,309 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 20:50:28,309 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1263 transitions. [2019-12-26 20:50:28,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-26 20:50:28,311 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:28,311 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:28,312 INFO L410 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:28,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:28,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1111979449, now seen corresponding path program 1 times [2019-12-26 20:50:28,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:28,312 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854877881] [2019-12-26 20:50:28,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:28,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:28,386 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854877881] [2019-12-26 20:50:28,386 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621063512] [2019-12-26 20:50:28,386 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 [2019-12-26 20:50:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:28,460 INFO L264 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-26 20:50:28,465 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-26 20:50:28,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:28,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-26 20:50:28,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2019-12-26 20:50:28,500 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503061089] [2019-12-26 20:50:28,501 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-26 20:50:28,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:28,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-26 20:50:28,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-26 20:50:28,506 INFO L87 Difference]: Start difference. First operand 487 states and 1263 transitions. Second operand 7 states. [2019-12-26 20:50:28,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:28,655 INFO L93 Difference]: Finished difference Result 908 states and 2256 transitions. [2019-12-26 20:50:28,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-26 20:50:28,656 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2019-12-26 20:50:28,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:28,663 INFO L225 Difference]: With dead ends: 908 [2019-12-26 20:50:28,663 INFO L226 Difference]: Without dead ends: 893 [2019-12-26 20:50:28,663 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2019-12-26 20:50:28,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2019-12-26 20:50:28,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 604. [2019-12-26 20:50:28,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2019-12-26 20:50:28,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 1559 transitions. [2019-12-26 20:50:28,689 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 1559 transitions. Word has length 13 [2019-12-26 20:50:28,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:28,689 INFO L462 AbstractCegarLoop]: Abstraction has 604 states and 1559 transitions. [2019-12-26 20:50:28,689 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-26 20:50:28,689 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1559 transitions. [2019-12-26 20:50:28,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-26 20:50:28,692 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:28,692 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:28,897 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-26 20:50:28,898 INFO L410 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:28,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:28,899 INFO L82 PathProgramCache]: Analyzing trace with hash -983479878, now seen corresponding path program 1 times [2019-12-26 20:50:28,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:28,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908370629] [2019-12-26 20:50:28,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:29,004 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908370629] [2019-12-26 20:50:29,004 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:29,004 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 20:50:29,004 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273317039] [2019-12-26 20:50:29,005 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 20:50:29,005 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:29,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 20:50:29,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 20:50:29,005 INFO L87 Difference]: Start difference. First operand 604 states and 1559 transitions. Second operand 3 states. [2019-12-26 20:50:29,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:29,027 INFO L93 Difference]: Finished difference Result 313 states and 689 transitions. [2019-12-26 20:50:29,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 20:50:29,028 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-26 20:50:29,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:29,030 INFO L225 Difference]: With dead ends: 313 [2019-12-26 20:50:29,030 INFO L226 Difference]: Without dead ends: 313 [2019-12-26 20:50:29,030 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 [2019-12-26 20:50:29,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2019-12-26 20:50:29,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 301. [2019-12-26 20:50:29,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2019-12-26 20:50:29,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 657 transitions. [2019-12-26 20:50:29,040 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 657 transitions. Word has length 16 [2019-12-26 20:50:29,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:29,040 INFO L462 AbstractCegarLoop]: Abstraction has 301 states and 657 transitions. [2019-12-26 20:50:29,041 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 20:50:29,041 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 657 transitions. [2019-12-26 20:50:29,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-26 20:50:29,042 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:29,042 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:29,043 INFO L410 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:29,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:29,043 INFO L82 PathProgramCache]: Analyzing trace with hash 555876570, now seen corresponding path program 1 times [2019-12-26 20:50:29,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:29,044 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498055220] [2019-12-26 20:50:29,044 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:29,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:29,112 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498055220] [2019-12-26 20:50:29,112 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:29,112 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 20:50:29,112 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866645051] [2019-12-26 20:50:29,113 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 20:50:29,113 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:29,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 20:50:29,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 20:50:29,114 INFO L87 Difference]: Start difference. First operand 301 states and 657 transitions. Second operand 3 states. [2019-12-26 20:50:29,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:29,144 INFO L93 Difference]: Finished difference Result 379 states and 832 transitions. [2019-12-26 20:50:29,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 20:50:29,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-12-26 20:50:29,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:29,147 INFO L225 Difference]: With dead ends: 379 [2019-12-26 20:50:29,148 INFO L226 Difference]: Without dead ends: 372 [2019-12-26 20:50:29,148 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 [2019-12-26 20:50:29,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2019-12-26 20:50:29,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 295. [2019-12-26 20:50:29,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2019-12-26 20:50:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 647 transitions. [2019-12-26 20:50:29,156 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 647 transitions. Word has length 17 [2019-12-26 20:50:29,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:29,157 INFO L462 AbstractCegarLoop]: Abstraction has 295 states and 647 transitions. [2019-12-26 20:50:29,157 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 20:50:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 647 transitions. [2019-12-26 20:50:29,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-26 20:50:29,159 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:29,159 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2019-12-26 20:50:29,159 INFO L410 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:29,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:29,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1792056648, now seen corresponding path program 2 times [2019-12-26 20:50:29,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:29,160 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61988670] [2019-12-26 20:50:29,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:29,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:29,248 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61988670] [2019-12-26 20:50:29,248 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815716613] [2019-12-26 20:50:29,249 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-26 20:50:29,324 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-12-26 20:50:29,325 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-12-26 20:50:29,328 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-26 20:50:29,329 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-26 20:50:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:29,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-26 20:50:29,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2019-12-26 20:50:29,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903268364] [2019-12-26 20:50:29,351 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-26 20:50:29,351 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:29,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-26 20:50:29,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-12-26 20:50:29,352 INFO L87 Difference]: Start difference. First operand 295 states and 647 transitions. Second operand 9 states. [2019-12-26 20:50:29,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:29,461 INFO L93 Difference]: Finished difference Result 542 states and 1156 transitions. [2019-12-26 20:50:29,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-26 20:50:29,461 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2019-12-26 20:50:29,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:29,464 INFO L225 Difference]: With dead ends: 542 [2019-12-26 20:50:29,464 INFO L226 Difference]: Without dead ends: 542 [2019-12-26 20:50:29,465 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2019-12-26 20:50:29,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2019-12-26 20:50:29,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 372. [2019-12-26 20:50:29,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-12-26 20:50:29,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 816 transitions. [2019-12-26 20:50:29,476 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 816 transitions. Word has length 20 [2019-12-26 20:50:29,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:29,477 INFO L462 AbstractCegarLoop]: Abstraction has 372 states and 816 transitions. [2019-12-26 20:50:29,477 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-26 20:50:29,477 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 816 transitions. [2019-12-26 20:50:29,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-26 20:50:29,478 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:29,479 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:29,682 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-26 20:50:29,682 INFO L410 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:29,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:29,683 INFO L82 PathProgramCache]: Analyzing trace with hash 1026311033, now seen corresponding path program 1 times [2019-12-26 20:50:29,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:29,683 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069140740] [2019-12-26 20:50:29,684 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:29,952 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) [2019-12-26 20:50:29,956 INFO L168 Benchmark]: Toolchain (without parser) took 8080.37 ms. Allocated memory was 140.0 MB in the beginning and 285.7 MB in the end (delta: 145.8 MB). Free memory was 99.4 MB in the beginning and 141.6 MB in the end (delta: -42.1 MB). Peak memory consumption was 103.6 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:29,957 INFO L168 Benchmark]: CDTParser took 1.32 ms. Allocated memory is still 140.0 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-12-26 20:50:29,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.81 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 99.0 MB in the beginning and 134.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:29,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.46 ms. Allocated memory is still 202.9 MB. Free memory was 134.1 MB in the beginning and 131.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:29,959 INFO L168 Benchmark]: Boogie Preprocessor took 35.27 ms. Allocated memory is still 202.9 MB. Free memory was 131.4 MB in the beginning and 129.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:29,960 INFO L168 Benchmark]: RCFGBuilder took 580.18 ms. Allocated memory is still 202.9 MB. Free memory was 129.3 MB in the beginning and 98.3 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:29,962 INFO L168 Benchmark]: TraceAbstraction took 6554.09 ms. Allocated memory was 202.9 MB in the beginning and 285.7 MB in the end (delta: 82.8 MB). Free memory was 97.6 MB in the beginning and 141.6 MB in the end (delta: -44.0 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:29,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 ms. Allocated memory is still 140.0 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 840.81 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 99.0 MB in the beginning and 134.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 63.46 ms. Allocated memory is still 202.9 MB. Free memory was 134.1 MB in the beginning and 131.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.27 ms. Allocated memory is still 202.9 MB. Free memory was 131.4 MB in the beginning and 129.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 580.18 ms. Allocated memory is still 202.9 MB. Free memory was 129.3 MB in the beginning and 98.3 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6554.09 ms. Allocated memory was 202.9 MB in the beginning and 285.7 MB in the end (delta: 82.8 MB). Free memory was 97.6 MB in the beginning and 141.6 MB in the end (delta: -44.0 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.9s, 129 ProgramPointsBefore, 40 ProgramPointsAfterwards, 133 TransitionsBefore, 41 TransitionsAfterwards, 5224 CoEnabledTransitionPairs, 6 FixpointIterations, 26 TrivialSequentialCompositions, 63 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 19 ConcurrentYvCompositions, 4 ChoiceCompositions, 2991 VarBasedMoverChecksPositive, 61 VarBasedMoverChecksNegative, 21 SemBasedMoverChecksPositive, 62 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.4s, 0 MoverChecksTotal, 6552 CheckedPairsTotal, 108 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...