/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 08:16:18,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 08:16:18,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 08:16:18,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 08:16:18,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 08:16:18,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 08:16:18,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 08:16:18,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 08:16:18,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 08:16:18,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 08:16:18,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 08:16:18,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 08:16:18,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 08:16:18,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 08:16:18,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 08:16:18,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 08:16:18,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 08:16:18,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 08:16:18,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 08:16:18,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 08:16:18,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 08:16:18,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 08:16:18,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 08:16:18,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 08:16:18,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 08:16:18,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 08:16:18,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 08:16:18,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 08:16:18,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 08:16:18,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 08:16:18,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 08:16:18,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 08:16:18,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 08:16:18,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 08:16:18,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 08:16:18,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 08:16:18,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2019-12-27 08:16:18,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 08:16:18,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 08:16:18,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 08:16:18,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 08:16:18,530 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 08:16:18,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 08:16:18,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 08:16:18,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 08:16:18,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 08:16:18,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 08:16:18,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 08:16:18,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 08:16:18,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 08:16:18,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 08:16:18,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 08:16:18,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 08:16:18,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 08:16:18,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 08:16:18,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 08:16:18,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 08:16:18,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 08:16:18,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 08:16:18,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 08:16:18,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 08:16:18,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 08:16:18,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 08:16:18,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 08:16:18,535 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 08:16:18,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 08:16:18,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 08:16:18,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 08:16:18,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 08:16:18,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 08:16:18,854 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 08:16:18,854 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 08:16:18,855 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2019-12-27 08:16:18,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/004565ec0/477102e701744f41997a80c8310cc8ea/FLAG7524611fb [2019-12-27 08:16:19,559 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 08:16:19,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2019-12-27 08:16:19,578 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/004565ec0/477102e701744f41997a80c8310cc8ea/FLAG7524611fb [2019-12-27 08:16:19,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/004565ec0/477102e701744f41997a80c8310cc8ea [2019-12-27 08:16:19,818 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 08:16:19,820 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 08:16:19,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 08:16:19,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 08:16:19,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 08:16:19,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:16:19" (1/1) ... [2019-12-27 08:16:19,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10be4e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:19, skipping insertion in model container [2019-12-27 08:16:19,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:16:19" (1/1) ... [2019-12-27 08:16:19,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 08:16:19,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 08:16:20,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 08:16:20,516 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 08:16:20,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 08:16:20,725 INFO L208 MainTranslator]: Completed translation [2019-12-27 08:16:20,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20 WrapperNode [2019-12-27 08:16:20,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 08:16:20,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 08:16:20,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 08:16:20,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 08:16:20,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 08:16:20,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 08:16:20,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 08:16:20,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 08:16:20,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (1/1) ... [2019-12-27 08:16:20,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 08:16:20,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 08:16:20,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 08:16:20,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 08:16:20,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (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 08:16:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 08:16:20,923 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-12-27 08:16:20,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-12-27 08:16:20,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 08:16:20,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 08:16:20,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 08:16:20,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 08:16:20,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 08:16:20,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-27 08:16:20,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 08:16:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 08:16:20,927 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 08:16:21,331 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 08:16:21,332 INFO L287 CfgBuilder]: Removed 12 assume(true) statements. [2019-12-27 08:16:21,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:16:21 BoogieIcfgContainer [2019-12-27 08:16:21,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 08:16:21,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 08:16:21,334 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 08:16:21,337 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 08:16:21,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 08:16:19" (1/3) ... [2019-12-27 08:16:21,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26158732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:16:21, skipping insertion in model container [2019-12-27 08:16:21,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:16:20" (2/3) ... [2019-12-27 08:16:21,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26158732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:16:21, skipping insertion in model container [2019-12-27 08:16:21,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:16:21" (3/3) ... [2019-12-27 08:16:21,342 INFO L109 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2019-12-27 08:16:21,354 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 08:16:21,354 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 08:16:21,362 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-27 08:16:21,363 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 08:16:21,389 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,389 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,389 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,390 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,390 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,390 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,391 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,391 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,391 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,392 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,392 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,392 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,392 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,393 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,393 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,393 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,393 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,394 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,394 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,394 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,395 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,395 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,395 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,395 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,396 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,396 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,396 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,397 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,397 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,397 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,398 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,402 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,403 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,403 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,403 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,403 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,404 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,404 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,404 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,404 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:21,424 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-27 08:16:21,445 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:16:21,445 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:16:21,445 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:16:21,446 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:16:21,446 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:16:21,446 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:16:21,446 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:16:21,446 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:16:21,460 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 61 transitions [2019-12-27 08:16:21,462 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 59 places, 61 transitions [2019-12-27 08:16:21,508 INFO L132 PetriNetUnfolder]: 6/70 cut-off events. [2019-12-27 08:16:21,509 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 08:16:21,514 INFO L76 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 70 events. 6/70 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 76 event pairs. 0/61 useless extension candidates. Maximal degree in co-relation 38. Up to 4 conditions per place. [2019-12-27 08:16:21,517 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 59 places, 61 transitions [2019-12-27 08:16:21,545 INFO L132 PetriNetUnfolder]: 6/70 cut-off events. [2019-12-27 08:16:21,545 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 08:16:21,548 INFO L76 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 70 events. 6/70 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 76 event pairs. 0/61 useless extension candidates. Maximal degree in co-relation 38. Up to 4 conditions per place. [2019-12-27 08:16:21,550 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 616 [2019-12-27 08:16:21,554 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:16:23,300 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-12-27 08:16:23,444 INFO L206 etLargeBlockEncoding]: Checked pairs total: 571 [2019-12-27 08:16:23,445 INFO L214 etLargeBlockEncoding]: Total number of compositions: 57 [2019-12-27 08:16:23,450 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 12 places, 12 transitions [2019-12-27 08:16:23,461 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 34 states. [2019-12-27 08:16:23,464 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2019-12-27 08:16:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-27 08:16:23,480 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:23,481 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-12-27 08:16:23,481 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:23,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:23,489 INFO L82 PathProgramCache]: Analyzing trace with hash -647668971, now seen corresponding path program 1 times [2019-12-27 08:16:23,499 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:23,499 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884850861] [2019-12-27 08:16:23,499 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:16:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:16:23,682 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:16:23,682 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:16:23,683 WARN L364 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 08:16:23,683 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-27 08:16:23,693 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,693 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,694 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,694 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,694 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,695 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,695 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,695 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,695 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,696 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,696 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,696 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,696 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,696 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,697 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,697 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,698 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,698 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,698 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,699 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,699 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,699 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,699 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,700 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,700 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,700 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,701 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,701 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,701 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,701 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,701 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,702 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,702 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,702 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,702 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,704 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,704 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,704 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,704 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,705 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,705 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,705 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,705 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,706 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,706 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,706 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,706 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,707 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,707 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,707 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,707 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,708 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,708 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,708 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,709 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,709 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,709 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,710 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,710 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,710 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,711 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,713 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,713 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,714 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,714 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,714 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,714 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,714 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,715 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,715 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:23,717 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-27 08:16:23,717 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:16:23,718 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:16:23,718 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:16:23,718 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:16:23,718 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:16:23,718 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:16:23,718 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:16:23,718 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:16:23,721 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 86 places, 90 transitions [2019-12-27 08:16:23,721 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 86 places, 90 transitions [2019-12-27 08:16:23,751 INFO L132 PetriNetUnfolder]: 11/109 cut-off events. [2019-12-27 08:16:23,751 INFO L133 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2019-12-27 08:16:23,755 INFO L76 FinitePrefix]: Finished finitePrefix Result has 119 conditions, 109 events. 11/109 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 226 event pairs. 0/93 useless extension candidates. Maximal degree in co-relation 71. Up to 6 conditions per place. [2019-12-27 08:16:23,765 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 86 places, 90 transitions [2019-12-27 08:16:23,790 INFO L132 PetriNetUnfolder]: 11/109 cut-off events. [2019-12-27 08:16:23,790 INFO L133 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2019-12-27 08:16:23,794 INFO L76 FinitePrefix]: Finished finitePrefix Result has 119 conditions, 109 events. 11/109 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 226 event pairs. 0/93 useless extension candidates. Maximal degree in co-relation 71. Up to 6 conditions per place. [2019-12-27 08:16:23,804 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 2856 [2019-12-27 08:16:23,804 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:16:25,257 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2019-12-27 08:16:25,342 INFO L206 etLargeBlockEncoding]: Checked pairs total: 7045 [2019-12-27 08:16:25,343 INFO L214 etLargeBlockEncoding]: Total number of compositions: 68 [2019-12-27 08:16:25,343 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 29 places, 31 transitions [2019-12-27 08:16:25,372 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 653 states. [2019-12-27 08:16:25,373 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states. [2019-12-27 08:16:25,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 08:16:25,375 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:25,375 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:25,376 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:25,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:25,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1944955854, now seen corresponding path program 1 times [2019-12-27 08:16:25,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:25,377 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817520762] [2019-12-27 08:16:25,377 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:25,499 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 08:16:25,500 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817520762] [2019-12-27 08:16:25,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:25,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:25,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066843441] [2019-12-27 08:16:25,506 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:16:25,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:25,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:16:25,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:25,525 INFO L87 Difference]: Start difference. First operand 653 states. Second operand 3 states. [2019-12-27 08:16:25,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:25,653 INFO L93 Difference]: Finished difference Result 563 states and 1614 transitions. [2019-12-27 08:16:25,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:16:25,660 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-27 08:16:25,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:25,699 INFO L225 Difference]: With dead ends: 563 [2019-12-27 08:16:25,699 INFO L226 Difference]: Without dead ends: 563 [2019-12-27 08:16:25,703 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:25,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2019-12-27 08:16:25,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 563. [2019-12-27 08:16:25,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 563 states. [2019-12-27 08:16:25,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 1614 transitions. [2019-12-27 08:16:25,821 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 1614 transitions. Word has length 9 [2019-12-27 08:16:25,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:25,822 INFO L462 AbstractCegarLoop]: Abstraction has 563 states and 1614 transitions. [2019-12-27 08:16:25,822 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:16:25,822 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1614 transitions. [2019-12-27 08:16:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 08:16:25,823 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:25,823 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2019-12-27 08:16:25,823 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:25,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:25,824 INFO L82 PathProgramCache]: Analyzing trace with hash -2014535918, now seen corresponding path program 1 times [2019-12-27 08:16:25,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:25,825 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950600745] [2019-12-27 08:16:25,825 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:16:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:16:25,859 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:16:25,859 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:16:25,861 WARN L364 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 08:16:25,861 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-27 08:16:25,868 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,869 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,869 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,869 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,869 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,869 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,870 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,870 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,870 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,870 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,870 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,871 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,871 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,871 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,871 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,871 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,871 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,871 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,872 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,872 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,872 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,872 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,872 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,873 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,873 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,873 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,873 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,873 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,873 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,874 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,874 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,874 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,874 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,874 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,874 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,875 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,875 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,875 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,875 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,875 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,876 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,876 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,876 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,876 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,876 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,876 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,877 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,877 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,877 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,877 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,877 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,877 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,878 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,878 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,878 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,878 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,878 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,879 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,879 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,879 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,879 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,879 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,880 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,880 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,880 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,880 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,880 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,880 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,881 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,881 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,881 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,881 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,881 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,882 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,882 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,882 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,882 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,882 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,882 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,882 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,883 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,883 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,883 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,883 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,883 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,884 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,884 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,884 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,884 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,884 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,884 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,885 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,885 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,885 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,885 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,886 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,886 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,886 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,886 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,886 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,886 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,886 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,888 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,888 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,888 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,889 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,889 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,889 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,889 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,889 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,889 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,892 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,892 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,892 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,893 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,893 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,893 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,893 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,893 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,894 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:25,896 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-27 08:16:25,896 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:16:25,897 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:16:25,897 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:16:25,897 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:16:25,897 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:16:25,897 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:16:25,897 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:16:25,897 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:16:25,899 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 113 places, 119 transitions [2019-12-27 08:16:25,899 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 113 places, 119 transitions [2019-12-27 08:16:25,940 INFO L132 PetriNetUnfolder]: 16/148 cut-off events. [2019-12-27 08:16:25,940 INFO L133 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2019-12-27 08:16:25,946 INFO L76 FinitePrefix]: Finished finitePrefix Result has 164 conditions, 148 events. 16/148 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 403 event pairs. 0/125 useless extension candidates. Maximal degree in co-relation 113. Up to 8 conditions per place. [2019-12-27 08:16:25,959 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 113 places, 119 transitions [2019-12-27 08:16:25,987 INFO L132 PetriNetUnfolder]: 16/148 cut-off events. [2019-12-27 08:16:25,987 INFO L133 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2019-12-27 08:16:25,991 INFO L76 FinitePrefix]: Finished finitePrefix Result has 164 conditions, 148 events. 16/148 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 403 event pairs. 0/125 useless extension candidates. Maximal degree in co-relation 113. Up to 8 conditions per place. [2019-12-27 08:16:26,000 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 6720 [2019-12-27 08:16:26,000 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:16:27,456 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-12-27 08:16:27,799 INFO L206 etLargeBlockEncoding]: Checked pairs total: 19235 [2019-12-27 08:16:27,799 INFO L214 etLargeBlockEncoding]: Total number of compositions: 92 [2019-12-27 08:16:27,800 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 45 transitions [2019-12-27 08:16:28,253 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 7187 states. [2019-12-27 08:16:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 7187 states. [2019-12-27 08:16:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 08:16:28,254 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:28,254 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:28,255 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:28,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:28,255 INFO L82 PathProgramCache]: Analyzing trace with hash -499755177, now seen corresponding path program 1 times [2019-12-27 08:16:28,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:28,255 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395387394] [2019-12-27 08:16:28,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:28,297 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 08:16:28,297 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395387394] [2019-12-27 08:16:28,297 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:28,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:28,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907097022] [2019-12-27 08:16:28,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:16:28,298 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:28,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:16:28,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:28,301 INFO L87 Difference]: Start difference. First operand 7187 states. Second operand 3 states. [2019-12-27 08:16:28,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:28,501 INFO L93 Difference]: Finished difference Result 6239 states and 24647 transitions. [2019-12-27 08:16:28,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:16:28,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-27 08:16:28,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:28,565 INFO L225 Difference]: With dead ends: 6239 [2019-12-27 08:16:28,565 INFO L226 Difference]: Without dead ends: 6239 [2019-12-27 08:16:28,565 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:28,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6239 states. [2019-12-27 08:16:28,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6239 to 6239. [2019-12-27 08:16:28,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6239 states. [2019-12-27 08:16:28,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6239 states to 6239 states and 24647 transitions. [2019-12-27 08:16:28,856 INFO L78 Accepts]: Start accepts. Automaton has 6239 states and 24647 transitions. Word has length 9 [2019-12-27 08:16:28,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:28,856 INFO L462 AbstractCegarLoop]: Abstraction has 6239 states and 24647 transitions. [2019-12-27 08:16:28,857 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:16:28,857 INFO L276 IsEmpty]: Start isEmpty. Operand 6239 states and 24647 transitions. [2019-12-27 08:16:28,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 08:16:28,858 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:28,858 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:28,859 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:28,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:28,859 INFO L82 PathProgramCache]: Analyzing trace with hash 640824863, now seen corresponding path program 1 times [2019-12-27 08:16:28,859 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:28,860 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035972033] [2019-12-27 08:16:28,860 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:16:28,957 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035972033] [2019-12-27 08:16:28,958 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:28,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:16:28,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505521793] [2019-12-27 08:16:28,958 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 08:16:28,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:28,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 08:16:28,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 08:16:28,960 INFO L87 Difference]: Start difference. First operand 6239 states and 24647 transitions. Second operand 5 states. [2019-12-27 08:16:29,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:29,131 INFO L93 Difference]: Finished difference Result 6359 states and 25072 transitions. [2019-12-27 08:16:29,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 08:16:29,131 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-12-27 08:16:29,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:29,211 INFO L225 Difference]: With dead ends: 6359 [2019-12-27 08:16:29,212 INFO L226 Difference]: Without dead ends: 6359 [2019-12-27 08:16:29,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 08:16:29,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6359 states. [2019-12-27 08:16:29,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6359 to 5913. [2019-12-27 08:16:29,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5913 states. [2019-12-27 08:16:29,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5913 states to 5913 states and 23353 transitions. [2019-12-27 08:16:29,553 INFO L78 Accepts]: Start accepts. Automaton has 5913 states and 23353 transitions. Word has length 11 [2019-12-27 08:16:29,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:29,554 INFO L462 AbstractCegarLoop]: Abstraction has 5913 states and 23353 transitions. [2019-12-27 08:16:29,554 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 08:16:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 5913 states and 23353 transitions. [2019-12-27 08:16:29,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-27 08:16:29,559 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:29,559 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:29,559 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:29,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:29,560 INFO L82 PathProgramCache]: Analyzing trace with hash 2134198414, now seen corresponding path program 1 times [2019-12-27 08:16:29,560 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:29,560 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485344796] [2019-12-27 08:16:29,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:29,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-27 08:16:29,602 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485344796] [2019-12-27 08:16:29,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:29,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:29,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327411741] [2019-12-27 08:16:29,603 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:16:29,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:29,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:16:29,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:29,604 INFO L87 Difference]: Start difference. First operand 5913 states and 23353 transitions. Second operand 3 states. [2019-12-27 08:16:29,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:29,704 INFO L93 Difference]: Finished difference Result 6445 states and 25436 transitions. [2019-12-27 08:16:29,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:16:29,705 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-12-27 08:16:29,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:29,736 INFO L225 Difference]: With dead ends: 6445 [2019-12-27 08:16:29,736 INFO L226 Difference]: Without dead ends: 6445 [2019-12-27 08:16:29,737 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:29,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6445 states. [2019-12-27 08:16:29,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6445 to 6445. [2019-12-27 08:16:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6445 states. [2019-12-27 08:16:29,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6445 states to 6445 states and 25436 transitions. [2019-12-27 08:16:29,968 INFO L78 Accepts]: Start accepts. Automaton has 6445 states and 25436 transitions. Word has length 12 [2019-12-27 08:16:29,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:29,979 INFO L462 AbstractCegarLoop]: Abstraction has 6445 states and 25436 transitions. [2019-12-27 08:16:29,979 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:16:29,979 INFO L276 IsEmpty]: Start isEmpty. Operand 6445 states and 25436 transitions. [2019-12-27 08:16:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-27 08:16:29,980 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:29,980 INFO L411 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2019-12-27 08:16:29,981 INFO L410 AbstractCegarLoop]: === Iteration 4 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:29,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:29,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1117622612, now seen corresponding path program 1 times [2019-12-27 08:16:29,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:29,982 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285105343] [2019-12-27 08:16:29,982 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:16:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:16:30,016 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:16:30,016 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:16:30,017 WARN L364 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 08:16:30,017 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2019-12-27 08:16:30,083 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,083 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,083 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,083 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,084 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,084 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,084 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,084 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,084 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,084 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,085 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,086 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,086 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,087 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,087 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,087 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,087 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,087 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,087 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,088 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,088 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,088 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,088 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,088 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,088 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,088 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,089 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,089 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,089 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,089 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,089 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,091 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,091 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,091 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,091 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,091 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,092 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,092 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,092 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,092 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,092 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,092 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,093 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,093 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,093 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,093 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,093 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,093 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,093 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,094 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,094 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,094 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,094 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,094 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,094 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,094 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,095 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,095 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,095 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,095 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,095 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,095 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,096 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,096 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,096 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,096 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,096 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,096 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,096 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,097 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,097 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,097 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,097 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,097 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,097 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,098 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,098 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,098 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,098 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,098 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,098 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,098 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,099 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,099 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,099 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,099 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,099 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,099 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,099 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,100 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,100 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,100 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,100 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,103 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,103 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,103 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,103 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,103 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,103 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,109 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,109 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,110 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,110 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,110 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,110 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,110 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,110 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,111 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,112 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,112 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,112 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,112 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,112 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,113 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,113 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,113 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,113 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,113 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,113 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,113 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,114 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,114 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,114 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,114 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,114 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,115 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,115 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,116 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,117 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,117 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,117 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,117 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,117 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,119 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,119 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,119 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,119 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,120 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,120 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,120 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,120 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,120 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,122 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,122 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,122 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,122 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,123 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,123 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,123 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,123 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,123 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,125 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,125 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,126 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,126 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,126 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,126 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,126 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,126 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,126 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:16:30,129 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 08:16:30,129 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:16:30,129 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:16:30,130 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:16:30,130 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:16:30,130 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:16:30,130 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:16:30,130 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:16:30,130 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:16:30,131 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 140 places, 148 transitions [2019-12-27 08:16:30,131 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 140 places, 148 transitions [2019-12-27 08:16:30,163 INFO L132 PetriNetUnfolder]: 21/187 cut-off events. [2019-12-27 08:16:30,163 INFO L133 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2019-12-27 08:16:30,168 INFO L76 FinitePrefix]: Finished finitePrefix Result has 210 conditions, 187 events. 21/187 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 586 event pairs. 0/157 useless extension candidates. Maximal degree in co-relation 156. Up to 10 conditions per place. [2019-12-27 08:16:30,185 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 140 places, 148 transitions [2019-12-27 08:16:30,213 INFO L132 PetriNetUnfolder]: 21/187 cut-off events. [2019-12-27 08:16:30,213 INFO L133 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2019-12-27 08:16:30,219 INFO L76 FinitePrefix]: Finished finitePrefix Result has 210 conditions, 187 events. 21/187 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 586 event pairs. 0/157 useless extension candidates. Maximal degree in co-relation 156. Up to 10 conditions per place. [2019-12-27 08:16:30,236 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 12208 [2019-12-27 08:16:30,236 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:16:31,912 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-12-27 08:16:32,431 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2019-12-27 08:16:32,542 INFO L206 etLargeBlockEncoding]: Checked pairs total: 33000 [2019-12-27 08:16:32,542 INFO L214 etLargeBlockEncoding]: Total number of compositions: 113 [2019-12-27 08:16:32,542 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53 places, 58 transitions [2019-12-27 08:16:45,811 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 79061 states. [2019-12-27 08:16:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 79061 states. [2019-12-27 08:16:45,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 08:16:45,811 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:45,811 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:45,812 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:45,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:45,812 INFO L82 PathProgramCache]: Analyzing trace with hash -1391652045, now seen corresponding path program 1 times [2019-12-27 08:16:45,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:45,813 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833917355] [2019-12-27 08:16:45,813 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:45,850 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 08:16:45,850 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833917355] [2019-12-27 08:16:45,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:45,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:45,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033890883] [2019-12-27 08:16:45,853 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:16:45,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:45,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:16:45,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:45,854 INFO L87 Difference]: Start difference. First operand 79061 states. Second operand 3 states. [2019-12-27 08:16:46,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:46,572 INFO L93 Difference]: Finished difference Result 68675 states and 346122 transitions. [2019-12-27 08:16:46,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:16:46,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-27 08:16:46,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:49,143 INFO L225 Difference]: With dead ends: 68675 [2019-12-27 08:16:49,143 INFO L226 Difference]: Without dead ends: 68675 [2019-12-27 08:16:49,143 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:50,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68675 states. [2019-12-27 08:16:52,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68675 to 68675. [2019-12-27 08:16:52,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68675 states. [2019-12-27 08:16:52,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68675 states to 68675 states and 346122 transitions. [2019-12-27 08:16:52,554 INFO L78 Accepts]: Start accepts. Automaton has 68675 states and 346122 transitions. Word has length 9 [2019-12-27 08:16:52,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:52,554 INFO L462 AbstractCegarLoop]: Abstraction has 68675 states and 346122 transitions. [2019-12-27 08:16:52,554 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:16:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 68675 states and 346122 transitions. [2019-12-27 08:16:52,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 08:16:52,555 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:52,555 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:52,556 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:16:52,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:52,556 INFO L82 PathProgramCache]: Analyzing trace with hash 884469132, now seen corresponding path program 1 times [2019-12-27 08:16:52,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:52,557 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407272442] [2019-12-27 08:16:52,557 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:52,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:16:52,616 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407272442] [2019-12-27 08:16:52,616 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:52,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:16:52,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810884952] [2019-12-27 08:16:52,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:16:52,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:52,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:16:52,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:52,617 INFO L87 Difference]: Start difference. First operand 68675 states and 346122 transitions. Second operand 3 states. [2019-12-27 08:16:55,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:55,732 INFO L93 Difference]: Finished difference Result 85844 states and 425500 transitions. [2019-12-27 08:16:55,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:16:55,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-12-27 08:16:55,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:56,156 INFO L225 Difference]: With dead ends: 85844 [2019-12-27 08:16:56,157 INFO L226 Difference]: Without dead ends: 85844 [2019-12-27 08:16:56,157 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 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 08:16:58,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85844 states. [2019-12-27 08:17:00,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85844 to 80121. [2019-12-27 08:17:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80121 states. [2019-12-27 08:17:00,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80121 states to 80121 states and 402856 transitions. [2019-12-27 08:17:00,366 INFO L78 Accepts]: Start accepts. Automaton has 80121 states and 402856 transitions. Word has length 11 [2019-12-27 08:17:00,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:17:00,367 INFO L462 AbstractCegarLoop]: Abstraction has 80121 states and 402856 transitions. [2019-12-27 08:17:00,367 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:17:00,367 INFO L276 IsEmpty]: Start isEmpty. Operand 80121 states and 402856 transitions. [2019-12-27 08:17:00,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-27 08:17:00,367 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:17:00,368 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:17:00,368 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:17:00,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:17:00,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1855487093, now seen corresponding path program 1 times [2019-12-27 08:17:00,368 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:17:00,368 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860754648] [2019-12-27 08:17:00,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:17:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:17:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-27 08:17:00,413 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860754648] [2019-12-27 08:17:00,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:17:00,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:17:00,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913174244] [2019-12-27 08:17:00,414 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:17:00,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:17:00,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:17:00,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:17:00,418 INFO L87 Difference]: Start difference. First operand 80121 states and 402856 transitions. Second operand 3 states. [2019-12-27 08:17:04,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:17:04,142 INFO L93 Difference]: Finished difference Result 87361 states and 438686 transitions. [2019-12-27 08:17:04,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:17:04,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-12-27 08:17:04,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:17:04,473 INFO L225 Difference]: With dead ends: 87361 [2019-12-27 08:17:04,473 INFO L226 Difference]: Without dead ends: 87361 [2019-12-27 08:17:04,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:17:09,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87361 states. [2019-12-27 08:17:10,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87361 to 87361. [2019-12-27 08:17:10,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87361 states. [2019-12-27 08:17:11,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87361 states to 87361 states and 438686 transitions. [2019-12-27 08:17:11,750 INFO L78 Accepts]: Start accepts. Automaton has 87361 states and 438686 transitions. Word has length 12 [2019-12-27 08:17:11,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:17:11,751 INFO L462 AbstractCegarLoop]: Abstraction has 87361 states and 438686 transitions. [2019-12-27 08:17:11,751 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:17:11,751 INFO L276 IsEmpty]: Start isEmpty. Operand 87361 states and 438686 transitions. [2019-12-27 08:17:11,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 08:17:11,753 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:17:11,753 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:17:11,753 INFO L410 AbstractCegarLoop]: === Iteration 4 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:17:11,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:17:11,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1804926704, now seen corresponding path program 2 times [2019-12-27 08:17:11,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:17:11,754 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669719602] [2019-12-27 08:17:11,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:17:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:17:11,787 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-27 08:17:11,788 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669719602] [2019-12-27 08:17:11,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:17:11,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:17:11,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533486317] [2019-12-27 08:17:11,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:17:11,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:17:11,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:17:11,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:17:11,790 INFO L87 Difference]: Start difference. First operand 87361 states and 438686 transitions. Second operand 3 states. [2019-12-27 08:17:12,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:17:12,438 INFO L93 Difference]: Finished difference Result 109201 states and 539268 transitions. [2019-12-27 08:17:12,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:17:12,439 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-27 08:17:12,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:17:13,892 INFO L225 Difference]: With dead ends: 109201 [2019-12-27 08:17:13,892 INFO L226 Difference]: Without dead ends: 109201 [2019-12-27 08:17:13,892 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 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 08:17:20,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109201 states. [2019-12-27 08:17:22,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109201 to 101921. [2019-12-27 08:17:22,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101921 states. [2019-12-27 08:17:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101921 states to 101921 states and 510594 transitions. [2019-12-27 08:17:23,338 INFO L78 Accepts]: Start accepts. Automaton has 101921 states and 510594 transitions. Word has length 14 [2019-12-27 08:17:23,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:17:23,338 INFO L462 AbstractCegarLoop]: Abstraction has 101921 states and 510594 transitions. [2019-12-27 08:17:23,338 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:17:23,338 INFO L276 IsEmpty]: Start isEmpty. Operand 101921 states and 510594 transitions. [2019-12-27 08:17:23,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 08:17:23,340 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:17:23,341 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:17:23,341 INFO L410 AbstractCegarLoop]: === Iteration 5 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:17:23,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:17:23,341 INFO L82 PathProgramCache]: Analyzing trace with hash 898348355, now seen corresponding path program 1 times [2019-12-27 08:17:23,341 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:17:23,342 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000855388] [2019-12-27 08:17:23,342 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:17:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:17:23,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:17:23,454 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000855388] [2019-12-27 08:17:23,454 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:17:23,454 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:17:23,456 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607163727] [2019-12-27 08:17:23,456 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 08:17:23,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:17:23,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 08:17:23,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 08:17:23,457 INFO L87 Difference]: Start difference. First operand 101921 states and 510594 transitions. Second operand 5 states. [2019-12-27 08:17:24,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:17:24,145 INFO L93 Difference]: Finished difference Result 105544 states and 528024 transitions. [2019-12-27 08:17:24,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 08:17:24,145 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 08:17:24,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:17:24,486 INFO L225 Difference]: With dead ends: 105544 [2019-12-27 08:17:24,486 INFO L226 Difference]: Without dead ends: 105544 [2019-12-27 08:17:24,487 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 08:17:30,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105544 states. [2019-12-27 08:17:33,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105544 to 99279. [2019-12-27 08:17:33,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99279 states. [2019-12-27 08:17:33,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99279 states to 99279 states and 497204 transitions. [2019-12-27 08:17:33,638 INFO L78 Accepts]: Start accepts. Automaton has 99279 states and 497204 transitions. Word has length 14 [2019-12-27 08:17:33,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:17:33,638 INFO L462 AbstractCegarLoop]: Abstraction has 99279 states and 497204 transitions. [2019-12-27 08:17:33,638 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 08:17:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 99279 states and 497204 transitions. [2019-12-27 08:17:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-27 08:17:33,641 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:17:33,641 INFO L411 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2019-12-27 08:17:33,641 INFO L410 AbstractCegarLoop]: === Iteration 6 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:17:33,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:17:33,641 INFO L82 PathProgramCache]: Analyzing trace with hash -240719311, now seen corresponding path program 1 times [2019-12-27 08:17:33,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:17:33,642 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158498271] [2019-12-27 08:17:33,642 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:17:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:17:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:17:33,668 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:17:33,668 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:17:33,669 WARN L364 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 08:17:33,669 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2019-12-27 08:17:33,683 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,683 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,684 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,684 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,684 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,684 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,684 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,684 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,684 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,685 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,686 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,686 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,686 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,686 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,686 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,686 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,687 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,687 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,687 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,687 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,687 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,687 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,687 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,687 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,688 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,688 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,688 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,688 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,688 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,688 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,688 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,689 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,689 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,689 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,689 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,689 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,689 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,689 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,690 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,690 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,690 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,690 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,690 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,690 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,690 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,691 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,691 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,691 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,691 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,691 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,691 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,691 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,691 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,692 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,692 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,692 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,692 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,692 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,693 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,693 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,693 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,693 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,693 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,694 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,695 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,696 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,697 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,697 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,698 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,699 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,699 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,699 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,699 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,699 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,699 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,699 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,700 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,701 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,702 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,703 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,704 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,704 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,704 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,705 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,705 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,705 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,705 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,705 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,705 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,705 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,706 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,706 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,706 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,707 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,707 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,707 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,707 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,707 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,707 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,707 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,707 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,708 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,708 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,709 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,709 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,709 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,709 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,709 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,709 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,709 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,710 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,710 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,710 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,710 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,710 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,710 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,710 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,710 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,711 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,711 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-27 08:17:33,712 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:17:33,712 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:17:33,712 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:17:33,712 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:17:33,712 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:17:33,712 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:17:33,712 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:17:33,712 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:17:33,715 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 167 places, 177 transitions [2019-12-27 08:17:33,716 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 167 places, 177 transitions [2019-12-27 08:17:33,758 INFO L132 PetriNetUnfolder]: 26/226 cut-off events. [2019-12-27 08:17:33,758 INFO L133 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2019-12-27 08:17:33,767 INFO L76 FinitePrefix]: Finished finitePrefix Result has 257 conditions, 226 events. 26/226 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 775 event pairs. 0/189 useless extension candidates. Maximal degree in co-relation 200. Up to 12 conditions per place. [2019-12-27 08:17:33,787 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 167 places, 177 transitions [2019-12-27 08:17:33,827 INFO L132 PetriNetUnfolder]: 26/226 cut-off events. [2019-12-27 08:17:33,828 INFO L133 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2019-12-27 08:17:33,836 INFO L76 FinitePrefix]: Finished finitePrefix Result has 257 conditions, 226 events. 26/226 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 775 event pairs. 0/189 useless extension candidates. Maximal degree in co-relation 200. Up to 12 conditions per place. [2019-12-27 08:17:33,855 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19320 [2019-12-27 08:17:33,856 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:17:36,012 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-12-27 08:17:36,126 INFO L206 etLargeBlockEncoding]: Checked pairs total: 52180 [2019-12-27 08:17:36,127 INFO L214 etLargeBlockEncoding]: Total number of compositions: 133 [2019-12-27 08:17:36,127 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65 places, 71 transitions Received shutdown request... [2019-12-27 08:20:21,777 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 08:20:21,781 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 08:20:21,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 08:20:21 BasicIcfg [2019-12-27 08:20:21,782 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 08:20:21,784 INFO L168 Benchmark]: Toolchain (without parser) took 241964.34 ms. Allocated memory was 144.7 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 100.8 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.5 GB. Max. memory is 7.1 GB. [2019-12-27 08:20:21,785 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-27 08:20:21,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 905.06 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 100.4 MB in the beginning and 136.7 MB in the end (delta: -36.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2019-12-27 08:20:21,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.45 ms. Allocated memory is still 202.9 MB. Free memory was 136.0 MB in the beginning and 134.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 08:20:21,795 INFO L168 Benchmark]: Boogie Preprocessor took 33.39 ms. Allocated memory is still 202.9 MB. Free memory was 134.0 MB in the beginning and 132.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 08:20:21,796 INFO L168 Benchmark]: RCFGBuilder took 479.16 ms. Allocated memory is still 202.9 MB. Free memory was 132.0 MB in the beginning and 110.9 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-12-27 08:20:21,797 INFO L168 Benchmark]: TraceAbstraction took 240448.00 ms. Allocated memory was 202.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 110.2 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.4 GB. Max. memory is 7.1 GB. [2019-12-27 08:20:21,805 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 905.06 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 100.4 MB in the beginning and 136.7 MB in the end (delta: -36.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 93.45 ms. Allocated memory is still 202.9 MB. Free memory was 136.0 MB in the beginning and 134.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.39 ms. Allocated memory is still 202.9 MB. Free memory was 134.0 MB in the beginning and 132.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 479.16 ms. Allocated memory is still 202.9 MB. Free memory was 132.0 MB in the beginning and 110.9 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 240448.00 ms. Allocated memory was 202.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 110.2 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.9s, 59 ProgramPointsBefore, 12 ProgramPointsAfterwards, 61 TransitionsBefore, 12 TransitionsAfterwards, 616 CoEnabledTransitionPairs, 6 FixpointIterations, 20 TrivialSequentialCompositions, 29 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 4 ChoiceCompositions, 303 VarBasedMoverChecksPositive, 9 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 571 CheckedPairsTotal, 57 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.6s, 86 ProgramPointsBefore, 29 ProgramPointsAfterwards, 90 TransitionsBefore, 31 TransitionsAfterwards, 2856 CoEnabledTransitionPairs, 7 FixpointIterations, 20 TrivialSequentialCompositions, 35 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 13 ConcurrentYvCompositions, 5 ChoiceCompositions, 1508 VarBasedMoverChecksPositive, 33 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 7045 CheckedPairsTotal, 68 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.9s, 113 ProgramPointsBefore, 41 ProgramPointsAfterwards, 119 TransitionsBefore, 45 TransitionsAfterwards, 6720 CoEnabledTransitionPairs, 7 FixpointIterations, 20 TrivialSequentialCompositions, 55 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 17 ConcurrentYvCompositions, 6 ChoiceCompositions, 3316 VarBasedMoverChecksPositive, 51 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 19235 CheckedPairsTotal, 92 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.4s, 140 ProgramPointsBefore, 53 ProgramPointsAfterwards, 148 TransitionsBefore, 58 TransitionsAfterwards, 12208 CoEnabledTransitionPairs, 6 FixpointIterations, 20 TrivialSequentialCompositions, 69 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 24 ConcurrentYvCompositions, 8 ChoiceCompositions, 6023 VarBasedMoverChecksPositive, 73 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 33000 CheckedPairsTotal, 113 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.4s, 167 ProgramPointsBefore, 65 ProgramPointsAfterwards, 177 TransitionsBefore, 71 TransitionsAfterwards, 19320 CoEnabledTransitionPairs, 6 FixpointIterations, 20 TrivialSequentialCompositions, 88 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 25 ConcurrentYvCompositions, 10 ChoiceCompositions, 9706 VarBasedMoverChecksPositive, 106 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 52180 CheckedPairsTotal, 133 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 984]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 984). Cancelled while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 65 places, 71 transitions. Already constructed 342322 states. Currently 75286 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Result: TIMEOUT, OverallTime: 168.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown