/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.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 08:15:41,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 08:15:41,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 08:15:41,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 08:15:41,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 08:15:41,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 08:15:41,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 08:15:41,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 08:15:41,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 08:15:41,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 08:15:41,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 08:15:41,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 08:15:41,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 08:15:41,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 08:15:41,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 08:15:41,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 08:15:41,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 08:15:41,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 08:15:41,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 08:15:41,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 08:15:41,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 08:15:41,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 08:15:41,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 08:15:41,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 08:15:41,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 08:15:41,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 08:15:41,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 08:15:41,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 08:15:41,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 08:15:41,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 08:15:41,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 08:15:41,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 08:15:41,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 08:15:41,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 08:15:41,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 08:15:41,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 08:15:41,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 08:15:41,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 08:15:41,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 08:15:41,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 08:15:41,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 08:15:41,912 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 08:15:41,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 08:15:41,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 08:15:41,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 08:15:41,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 08:15:41,935 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 08:15:41,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 08:15:41,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 08:15:41,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 08:15:41,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 08:15:41,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 08:15:41,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 08:15:41,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 08:15:41,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 08:15:41,937 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 08:15:41,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 08:15:41,937 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 08:15:41,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 08:15:41,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 08:15:41,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 08:15:41,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 08:15:41,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 08:15:41,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 08:15:41,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 08:15:41,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 08:15:41,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 08:15:41,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 08:15:41,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 08:15:41,939 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 08:15:41,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 08:15:41,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 08:15:42,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 08:15:42,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 08:15:42,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 08:15:42,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 08:15:42,219 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 08:15:42,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12.i [2019-12-27 08:15:42,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b45c785bf/eb23af92ab4e40d092c9dd075ef1634b/FLAGc9888bd5f [2019-12-27 08:15:42,942 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 08:15:42,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12.i [2019-12-27 08:15:42,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b45c785bf/eb23af92ab4e40d092c9dd075ef1634b/FLAGc9888bd5f [2019-12-27 08:15:43,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b45c785bf/eb23af92ab4e40d092c9dd075ef1634b [2019-12-27 08:15:43,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 08:15:43,160 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 08:15:43,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 08:15:43,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 08:15:43,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 08:15:43,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:43,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb171e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43, skipping insertion in model container [2019-12-27 08:15:43,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:43,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 08:15:43,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 08:15:43,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 08:15:43,748 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 08:15:43,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 08:15:43,947 INFO L208 MainTranslator]: Completed translation [2019-12-27 08:15:43,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43 WrapperNode [2019-12-27 08:15:43,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 08:15:43,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 08:15:43,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 08:15:43,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 08:15:43,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:43,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:44,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 08:15:44,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 08:15:44,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 08:15:44,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 08:15:44,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:44,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:44,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:44,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:44,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:44,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:44,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (1/1) ... [2019-12-27 08:15:44,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 08:15:44,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 08:15:44,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 08:15:44,040 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 08:15:44,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (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 08:15:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 08:15:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-12-27 08:15:44,101 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-12-27 08:15:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 08:15:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 08:15:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 08:15:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 08:15:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-27 08:15:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 08:15:44,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 08:15:44,104 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 08:15:44,470 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 08:15:44,470 INFO L287 CfgBuilder]: Removed 12 assume(true) statements. [2019-12-27 08:15:44,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:15:44 BoogieIcfgContainer [2019-12-27 08:15:44,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 08:15:44,473 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 08:15:44,473 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 08:15:44,476 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 08:15:44,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 08:15:43" (1/3) ... [2019-12-27 08:15:44,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@227fc8d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:15:44, skipping insertion in model container [2019-12-27 08:15:44,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 08:15:43" (2/3) ... [2019-12-27 08:15:44,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@227fc8d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 08:15:44, skipping insertion in model container [2019-12-27 08:15:44,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 08:15:44" (3/3) ... [2019-12-27 08:15:44,480 INFO L109 eAbstractionObserver]: Analyzing ICFG sssc12.i [2019-12-27 08:15:44,488 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 08:15:44,488 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 08:15:44,497 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-27 08:15:44,498 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 08:15:44,523 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,524 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,524 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,524 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,525 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,525 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,525 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,526 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,526 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,526 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,527 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,527 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,527 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,528 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,528 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,528 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,528 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,529 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,529 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,529 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,530 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,530 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,530 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,531 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,531 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,531 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,532 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,536 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,536 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,537 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,537 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,537 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,537 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,538 WARN L315 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,538 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:44,558 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-27 08:15:44,579 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:15:44,580 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:15:44,580 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:15:44,580 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:15:44,580 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:15:44,580 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:15:44,581 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:15:44,581 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:15:44,592 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 55 transitions [2019-12-27 08:15:44,594 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 53 places, 55 transitions [2019-12-27 08:15:44,639 INFO L132 PetriNetUnfolder]: 6/64 cut-off events. [2019-12-27 08:15:44,640 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 08:15:44,646 INFO L76 FinitePrefix]: Finished finitePrefix Result has 69 conditions, 64 events. 6/64 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 74 event pairs. 0/55 useless extension candidates. Maximal degree in co-relation 35. Up to 4 conditions per place. [2019-12-27 08:15:44,649 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 53 places, 55 transitions [2019-12-27 08:15:44,674 INFO L132 PetriNetUnfolder]: 6/64 cut-off events. [2019-12-27 08:15:44,675 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 08:15:44,676 INFO L76 FinitePrefix]: Finished finitePrefix Result has 69 conditions, 64 events. 6/64 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 74 event pairs. 0/55 useless extension candidates. Maximal degree in co-relation 35. Up to 4 conditions per place. [2019-12-27 08:15:44,679 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 550 [2019-12-27 08:15:44,680 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:15:46,017 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-12-27 08:15:46,382 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-12-27 08:15:46,457 INFO L206 etLargeBlockEncoding]: Checked pairs total: 386 [2019-12-27 08:15:46,457 INFO L214 etLargeBlockEncoding]: Total number of compositions: 53 [2019-12-27 08:15:46,461 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 10 places, 10 transitions [2019-12-27 08:15:46,474 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 24 states. [2019-12-27 08:15:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2019-12-27 08:15:46,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-27 08:15:46,485 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:46,486 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-27 08:15:46,487 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:46,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:46,493 INFO L82 PathProgramCache]: Analyzing trace with hash 240401217, now seen corresponding path program 1 times [2019-12-27 08:15:46,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:46,505 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960916739] [2019-12-27 08:15:46,505 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:15:46,797 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 08:15:46,798 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960916739] [2019-12-27 08:15:46,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:15:46,800 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:15:46,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033978715] [2019-12-27 08:15:46,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 08:15:46,808 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:15:46,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 08:15:46,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:15:46,827 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 4 states. [2019-12-27 08:15:46,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:15:46,874 INFO L93 Difference]: Finished difference Result 27 states and 45 transitions. [2019-12-27 08:15:46,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 08:15:46,876 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2019-12-27 08:15:46,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:15:46,899 INFO L225 Difference]: With dead ends: 27 [2019-12-27 08:15:46,899 INFO L226 Difference]: Without dead ends: 27 [2019-12-27 08:15:46,904 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:15:46,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-27 08:15:46,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 23. [2019-12-27 08:15:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-12-27 08:15:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 42 transitions. [2019-12-27 08:15:46,937 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 42 transitions. Word has length 5 [2019-12-27 08:15:46,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:15:46,937 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 42 transitions. [2019-12-27 08:15:46,937 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 08:15:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2019-12-27 08:15:46,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-27 08:15:46,938 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:46,938 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-12-27 08:15:46,939 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:46,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:46,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1137596489, now seen corresponding path program 1 times [2019-12-27 08:15:46,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:46,940 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512677787] [2019-12-27 08:15:46,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:15:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:15:47,035 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:15:47,036 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:15:47,037 WARN L364 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 08:15:47,038 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-27 08:15:47,048 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,049 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,049 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,049 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,049 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,049 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,050 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,050 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,054 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,054 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,055 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,055 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,055 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,055 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,055 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,055 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,056 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,056 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,056 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,056 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,056 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,057 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,057 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,057 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,057 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,057 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,058 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,058 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,058 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,059 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,059 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,059 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,059 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,059 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,059 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,060 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,060 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,060 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,060 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,061 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,061 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,061 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,061 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,061 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,061 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,062 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,062 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,062 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,062 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,063 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,063 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,063 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,063 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,064 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,064 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,064 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,064 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,065 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,065 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,065 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,065 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,065 WARN L315 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,070 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,070 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,070 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,070 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,071 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,071 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,071 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,071 WARN L315 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:47,073 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-27 08:15:47,073 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:15:47,073 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:15:47,073 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:15:47,073 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:15:47,074 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:15:47,074 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:15:47,074 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:15:47,074 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:15:47,076 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 77 places, 81 transitions [2019-12-27 08:15:47,077 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 77 places, 81 transitions [2019-12-27 08:15:47,103 INFO L132 PetriNetUnfolder]: 11/100 cut-off events. [2019-12-27 08:15:47,103 INFO L133 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2019-12-27 08:15:47,107 INFO L76 FinitePrefix]: Finished finitePrefix Result has 110 conditions, 100 events. 11/100 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 211 event pairs. 0/84 useless extension candidates. Maximal degree in co-relation 65. Up to 6 conditions per place. [2019-12-27 08:15:47,113 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 77 places, 81 transitions [2019-12-27 08:15:47,163 INFO L132 PetriNetUnfolder]: 11/100 cut-off events. [2019-12-27 08:15:47,163 INFO L133 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2019-12-27 08:15:47,166 INFO L76 FinitePrefix]: Finished finitePrefix Result has 110 conditions, 100 events. 11/100 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 211 event pairs. 0/84 useless extension candidates. Maximal degree in co-relation 65. Up to 6 conditions per place. [2019-12-27 08:15:47,172 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 2400 [2019-12-27 08:15:47,173 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:15:48,483 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-12-27 08:15:48,551 INFO L206 etLargeBlockEncoding]: Checked pairs total: 5783 [2019-12-27 08:15:48,551 INFO L214 etLargeBlockEncoding]: Total number of compositions: 69 [2019-12-27 08:15:48,552 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 25 places, 27 transitions [2019-12-27 08:15:48,574 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 445 states. [2019-12-27 08:15:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states. [2019-12-27 08:15:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-27 08:15:48,576 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:48,576 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:15:48,576 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:48,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:48,576 INFO L82 PathProgramCache]: Analyzing trace with hash 604516888, now seen corresponding path program 1 times [2019-12-27 08:15:48,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:48,577 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006961754] [2019-12-27 08:15:48,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:15:48,623 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 08:15:48,624 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006961754] [2019-12-27 08:15:48,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:15:48,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:15:48,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540404974] [2019-12-27 08:15:48,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:15:48,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:15:48,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:15:48,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:15:48,625 INFO L87 Difference]: Start difference. First operand 445 states. Second operand 3 states. [2019-12-27 08:15:48,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:15:48,672 INFO L93 Difference]: Finished difference Result 471 states and 1311 transitions. [2019-12-27 08:15:48,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:15:48,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-27 08:15:48,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:15:48,685 INFO L225 Difference]: With dead ends: 471 [2019-12-27 08:15:48,685 INFO L226 Difference]: Without dead ends: 471 [2019-12-27 08:15:48,685 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 08:15:48,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2019-12-27 08:15:48,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 432. [2019-12-27 08:15:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2019-12-27 08:15:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 1241 transitions. [2019-12-27 08:15:48,760 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 1241 transitions. Word has length 7 [2019-12-27 08:15:48,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:15:48,760 INFO L462 AbstractCegarLoop]: Abstraction has 432 states and 1241 transitions. [2019-12-27 08:15:48,760 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:15:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1241 transitions. [2019-12-27 08:15:48,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-27 08:15:48,762 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:48,762 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2019-12-27 08:15:48,762 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:48,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:48,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1710392211, now seen corresponding path program 1 times [2019-12-27 08:15:48,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:48,763 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626392072] [2019-12-27 08:15:48,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:15:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:15:48,822 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:15:48,822 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:15:48,823 WARN L364 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 08:15:48,823 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-27 08:15:48,830 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,830 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,831 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,831 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,831 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,831 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,831 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,832 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,832 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,832 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,832 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,832 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,832 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,833 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,833 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,833 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,833 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,833 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,833 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,834 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,834 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,834 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,834 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,834 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,834 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,835 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,835 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,835 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,835 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,835 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,836 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,836 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,836 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,836 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,836 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,836 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,837 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,837 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,837 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,837 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,837 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,837 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,837 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,837 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,838 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,838 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,838 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,838 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,838 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,838 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,838 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,838 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,839 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,839 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,839 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,839 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,839 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,839 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,839 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,840 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,840 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,840 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,840 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,840 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,840 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,840 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,840 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,841 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,841 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,841 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,841 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,841 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,841 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,841 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,842 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,842 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,842 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,842 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,842 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,843 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,843 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,843 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,843 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,844 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,844 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,844 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,844 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,844 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,844 WARN L315 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,846 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,846 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,846 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,846 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,847 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,847 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,847 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,847 WARN L315 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,849 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,849 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,849 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,849 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,850 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,850 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,850 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,850 WARN L315 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:48,860 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-27 08:15:48,860 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:15:48,860 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:15:48,860 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:15:48,861 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:15:48,861 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:15:48,861 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:15:48,861 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:15:48,861 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:15:48,863 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 101 places, 107 transitions [2019-12-27 08:15:48,863 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 101 places, 107 transitions [2019-12-27 08:15:48,888 INFO L132 PetriNetUnfolder]: 16/136 cut-off events. [2019-12-27 08:15:48,889 INFO L133 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2019-12-27 08:15:48,892 INFO L76 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 136 events. 16/136 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 371 event pairs. 0/113 useless extension candidates. Maximal degree in co-relation 104. Up to 8 conditions per place. [2019-12-27 08:15:48,900 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 101 places, 107 transitions [2019-12-27 08:15:48,933 INFO L132 PetriNetUnfolder]: 16/136 cut-off events. [2019-12-27 08:15:48,933 INFO L133 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2019-12-27 08:15:48,937 INFO L76 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 136 events. 16/136 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 371 event pairs. 0/113 useless extension candidates. Maximal degree in co-relation 104. Up to 8 conditions per place. [2019-12-27 08:15:48,947 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5550 [2019-12-27 08:15:48,947 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:15:50,676 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-12-27 08:15:50,906 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-12-27 08:15:50,973 INFO L206 etLargeBlockEncoding]: Checked pairs total: 12907 [2019-12-27 08:15:50,974 INFO L214 etLargeBlockEncoding]: Total number of compositions: 82 [2019-12-27 08:15:50,974 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 38 transitions [2019-12-27 08:15:51,211 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 4009 states. [2019-12-27 08:15:51,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states. [2019-12-27 08:15:51,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-27 08:15:51,212 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:51,213 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:15:51,213 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:51,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:51,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1832175585, now seen corresponding path program 1 times [2019-12-27 08:15:51,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:51,214 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397868462] [2019-12-27 08:15:51,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:15:51,287 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 08:15:51,287 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397868462] [2019-12-27 08:15:51,287 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:15:51,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:15:51,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221763780] [2019-12-27 08:15:51,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:15:51,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:15:51,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:15:51,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:15:51,293 INFO L87 Difference]: Start difference. First operand 4009 states. Second operand 3 states. [2019-12-27 08:15:51,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:15:51,428 INFO L93 Difference]: Finished difference Result 4251 states and 16527 transitions. [2019-12-27 08:15:51,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:15:51,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-27 08:15:51,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:15:51,475 INFO L225 Difference]: With dead ends: 4251 [2019-12-27 08:15:51,475 INFO L226 Difference]: Without dead ends: 4251 [2019-12-27 08:15:51,476 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 08:15:51,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4251 states. [2019-12-27 08:15:51,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4251 to 3897. [2019-12-27 08:15:51,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3897 states. [2019-12-27 08:15:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 3897 states and 15504 transitions. [2019-12-27 08:15:51,747 INFO L78 Accepts]: Start accepts. Automaton has 3897 states and 15504 transitions. Word has length 7 [2019-12-27 08:15:51,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:15:51,748 INFO L462 AbstractCegarLoop]: Abstraction has 3897 states and 15504 transitions. [2019-12-27 08:15:51,748 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:15:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3897 states and 15504 transitions. [2019-12-27 08:15:51,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 08:15:51,750 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:51,750 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:15:51,750 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:51,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:51,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1931918432, now seen corresponding path program 1 times [2019-12-27 08:15:51,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:51,752 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867473717] [2019-12-27 08:15:51,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:15:51,829 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 08:15:51,829 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867473717] [2019-12-27 08:15:51,830 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:15:51,830 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:15:51,830 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018284874] [2019-12-27 08:15:51,830 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 08:15:51,831 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:15:51,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 08:15:51,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:15:51,832 INFO L87 Difference]: Start difference. First operand 3897 states and 15504 transitions. Second operand 4 states. [2019-12-27 08:15:52,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:15:52,072 INFO L93 Difference]: Finished difference Result 8263 states and 32465 transitions. [2019-12-27 08:15:52,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 08:15:52,072 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-12-27 08:15:52,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:15:52,164 INFO L225 Difference]: With dead ends: 8263 [2019-12-27 08:15:52,164 INFO L226 Difference]: Without dead ends: 8263 [2019-12-27 08:15:52,165 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 08:15:52,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8263 states. [2019-12-27 08:15:52,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8263 to 5667. [2019-12-27 08:15:52,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5667 states. [2019-12-27 08:15:52,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 5667 states and 22919 transitions. [2019-12-27 08:15:52,642 INFO L78 Accepts]: Start accepts. Automaton has 5667 states and 22919 transitions. Word has length 10 [2019-12-27 08:15:52,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:15:52,643 INFO L462 AbstractCegarLoop]: Abstraction has 5667 states and 22919 transitions. [2019-12-27 08:15:52,643 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 08:15:52,643 INFO L276 IsEmpty]: Start isEmpty. Operand 5667 states and 22919 transitions. [2019-12-27 08:15:52,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 08:15:52,644 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:52,644 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:15:52,645 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:52,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:52,645 INFO L82 PathProgramCache]: Analyzing trace with hash 19333085, now seen corresponding path program 1 times [2019-12-27 08:15:52,645 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:52,646 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610622009] [2019-12-27 08:15:52,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:15:52,683 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 08:15:52,684 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610622009] [2019-12-27 08:15:52,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:15:52,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:15:52,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961300534] [2019-12-27 08:15:52,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 08:15:52,685 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:15:52,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 08:15:52,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:15:52,686 INFO L87 Difference]: Start difference. First operand 5667 states and 22919 transitions. Second operand 4 states. [2019-12-27 08:15:52,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:15:52,826 INFO L93 Difference]: Finished difference Result 7242 states and 29126 transitions. [2019-12-27 08:15:52,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 08:15:52,827 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-12-27 08:15:52,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:15:52,870 INFO L225 Difference]: With dead ends: 7242 [2019-12-27 08:15:52,870 INFO L226 Difference]: Without dead ends: 7242 [2019-12-27 08:15:52,870 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:15:52,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2019-12-27 08:15:53,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 6678. [2019-12-27 08:15:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6678 states. [2019-12-27 08:15:53,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6678 states to 6678 states and 27460 transitions. [2019-12-27 08:15:53,863 INFO L78 Accepts]: Start accepts. Automaton has 6678 states and 27460 transitions. Word has length 10 [2019-12-27 08:15:53,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:15:53,864 INFO L462 AbstractCegarLoop]: Abstraction has 6678 states and 27460 transitions. [2019-12-27 08:15:53,864 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 08:15:53,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6678 states and 27460 transitions. [2019-12-27 08:15:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 08:15:53,865 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:53,865 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:15:53,866 INFO L410 AbstractCegarLoop]: === Iteration 4 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:53,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:53,866 INFO L82 PathProgramCache]: Analyzing trace with hash 240071677, now seen corresponding path program 1 times [2019-12-27 08:15:53,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:53,866 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285617132] [2019-12-27 08:15:53,867 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:15:53,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:15:53,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285617132] [2019-12-27 08:15:53,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015781557] [2019-12-27 08:15:53,932 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 08:15:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:15:54,003 INFO L264 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-27 08:15:54,005 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-27 08:15:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:15:54,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-27 08:15:54,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 9 [2019-12-27 08:15:54,059 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314113289] [2019-12-27 08:15:54,060 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-27 08:15:54,060 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:15:54,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-27 08:15:54,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-12-27 08:15:54,060 INFO L87 Difference]: Start difference. First operand 6678 states and 27460 transitions. Second operand 10 states. [2019-12-27 08:15:55,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:15:55,115 INFO L93 Difference]: Finished difference Result 18929 states and 74142 transitions. [2019-12-27 08:15:55,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-12-27 08:15:55,116 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-12-27 08:15:55,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:15:55,212 INFO L225 Difference]: With dead ends: 18929 [2019-12-27 08:15:55,212 INFO L226 Difference]: Without dead ends: 18929 [2019-12-27 08:15:55,214 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2019-12-27 08:15:55,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18929 states. [2019-12-27 08:15:55,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18929 to 9678. [2019-12-27 08:15:55,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9678 states. [2019-12-27 08:15:55,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9678 states to 9678 states and 39274 transitions. [2019-12-27 08:15:55,719 INFO L78 Accepts]: Start accepts. Automaton has 9678 states and 39274 transitions. Word has length 11 [2019-12-27 08:15:55,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:15:55,720 INFO L462 AbstractCegarLoop]: Abstraction has 9678 states and 39274 transitions. [2019-12-27 08:15:55,720 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-27 08:15:55,720 INFO L276 IsEmpty]: Start isEmpty. Operand 9678 states and 39274 transitions. [2019-12-27 08:15:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 08:15:55,721 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:55,721 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:15:55,924 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 08:15:55,925 INFO L410 AbstractCegarLoop]: === Iteration 5 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:55,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:55,925 INFO L82 PathProgramCache]: Analyzing trace with hash 599326767, now seen corresponding path program 1 times [2019-12-27 08:15:55,925 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:55,926 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404324832] [2019-12-27 08:15:55,926 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:15:55,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-27 08:15:55,983 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404324832] [2019-12-27 08:15:55,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:15:55,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 08:15:55,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014435660] [2019-12-27 08:15:55,984 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 08:15:55,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:15:55,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 08:15:55,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:15:55,985 INFO L87 Difference]: Start difference. First operand 9678 states and 39274 transitions. Second operand 4 states. [2019-12-27 08:15:56,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:15:56,160 INFO L93 Difference]: Finished difference Result 9891 states and 38774 transitions. [2019-12-27 08:15:56,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:15:56,161 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-27 08:15:56,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:15:56,209 INFO L225 Difference]: With dead ends: 9891 [2019-12-27 08:15:56,209 INFO L226 Difference]: Without dead ends: 9891 [2019-12-27 08:15:56,209 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:15:56,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9891 states. [2019-12-27 08:15:56,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9891 to 9368. [2019-12-27 08:15:56,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9368 states. [2019-12-27 08:15:56,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9368 states to 9368 states and 37231 transitions. [2019-12-27 08:15:56,513 INFO L78 Accepts]: Start accepts. Automaton has 9368 states and 37231 transitions. Word has length 11 [2019-12-27 08:15:56,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:15:56,513 INFO L462 AbstractCegarLoop]: Abstraction has 9368 states and 37231 transitions. [2019-12-27 08:15:56,514 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 08:15:56,514 INFO L276 IsEmpty]: Start isEmpty. Operand 9368 states and 37231 transitions. [2019-12-27 08:15:56,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-27 08:15:56,515 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:15:56,515 INFO L411 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2019-12-27 08:15:56,515 INFO L410 AbstractCegarLoop]: === Iteration 6 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:15:56,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:15:56,516 INFO L82 PathProgramCache]: Analyzing trace with hash 749189922, now seen corresponding path program 1 times [2019-12-27 08:15:56,516 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:15:56,522 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053080750] [2019-12-27 08:15:56,522 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:15:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:15:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:15:56,560 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:15:56,560 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:15:56,560 WARN L364 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 08:15:56,560 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2019-12-27 08:15:56,569 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,569 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,569 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,569 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,569 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,570 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,570 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,570 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,570 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,570 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,570 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,571 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,571 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,571 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,571 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,571 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,571 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,571 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,572 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,572 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,573 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,573 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,574 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,574 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,575 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,575 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,575 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,575 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,575 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,575 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,576 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,576 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,576 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,576 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,576 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,576 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,577 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,577 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,577 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,577 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,577 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,577 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,577 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,577 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,578 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,578 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,578 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,578 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,578 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,578 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,578 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,578 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,579 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,579 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,579 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,579 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,579 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,580 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,581 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,581 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,581 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,581 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,581 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,581 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,582 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,583 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,583 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,583 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,583 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,583 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,583 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,583 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,584 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,584 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,584 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,584 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,584 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,584 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,585 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,585 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,585 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,585 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,585 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,585 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,586 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,586 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,586 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,586 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,586 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,586 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,586 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,587 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,589 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,589 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,589 WARN L315 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,590 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,591 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,591 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,591 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,591 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,591 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,591 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,592 WARN L315 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,592 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,593 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,593 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,594 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,594 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,594 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,594 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,594 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,594 WARN L315 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:15:56,596 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 08:15:56,596 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:15:56,596 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:15:56,596 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:15:56,596 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:15:56,597 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:15:56,597 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:15:56,597 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:15:56,597 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:15:56,599 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 133 transitions [2019-12-27 08:15:56,599 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 125 places, 133 transitions [2019-12-27 08:15:56,629 INFO L132 PetriNetUnfolder]: 21/172 cut-off events. [2019-12-27 08:15:56,629 INFO L133 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2019-12-27 08:15:56,634 INFO L76 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 172 events. 21/172 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 534 event pairs. 0/142 useless extension candidates. Maximal degree in co-relation 144. Up to 10 conditions per place. [2019-12-27 08:15:56,649 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 125 places, 133 transitions [2019-12-27 08:15:56,675 INFO L132 PetriNetUnfolder]: 21/172 cut-off events. [2019-12-27 08:15:56,675 INFO L133 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2019-12-27 08:15:56,680 INFO L76 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 172 events. 21/172 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 534 event pairs. 0/142 useless extension candidates. Maximal degree in co-relation 144. Up to 10 conditions per place. [2019-12-27 08:15:56,695 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 10000 [2019-12-27 08:15:56,695 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:15:58,769 INFO L206 etLargeBlockEncoding]: Checked pairs total: 24983 [2019-12-27 08:15:58,769 INFO L214 etLargeBlockEncoding]: Total number of compositions: 103 [2019-12-27 08:15:58,770 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 49 transitions [2019-12-27 08:16:02,269 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 36085 states. [2019-12-27 08:16:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 36085 states. [2019-12-27 08:16:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-27 08:16:02,269 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:02,269 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:02,270 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 08:16:02,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:02,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1633579693, now seen corresponding path program 1 times [2019-12-27 08:16:02,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:02,270 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440764573] [2019-12-27 08:16:02,270 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:02,308 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 08:16:02,309 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440764573] [2019-12-27 08:16:02,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:02,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:02,309 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079593146] [2019-12-27 08:16:02,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:16:02,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:02,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:16:02,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:02,311 INFO L87 Difference]: Start difference. First operand 36085 states. Second operand 3 states. [2019-12-27 08:16:03,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:03,785 INFO L93 Difference]: Finished difference Result 38271 states and 191271 transitions. [2019-12-27 08:16:03,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:16:03,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-27 08:16:03,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:04,020 INFO L225 Difference]: With dead ends: 38271 [2019-12-27 08:16:04,021 INFO L226 Difference]: Without dead ends: 38271 [2019-12-27 08:16:04,021 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 08:16:04,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38271 states. [2019-12-27 08:16:05,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38271 to 35082. [2019-12-27 08:16:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35082 states. [2019-12-27 08:16:05,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35082 states to 35082 states and 178521 transitions. [2019-12-27 08:16:05,766 INFO L78 Accepts]: Start accepts. Automaton has 35082 states and 178521 transitions. Word has length 7 [2019-12-27 08:16:05,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:05,766 INFO L462 AbstractCegarLoop]: Abstraction has 35082 states and 178521 transitions. [2019-12-27 08:16:05,767 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:16:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 35082 states and 178521 transitions. [2019-12-27 08:16:05,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 08:16:05,767 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:05,767 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:05,768 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 08:16:05,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:05,768 INFO L82 PathProgramCache]: Analyzing trace with hash -704687764, now seen corresponding path program 1 times [2019-12-27 08:16:05,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:05,769 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122167526] [2019-12-27 08:16:05,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:05,792 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 08:16:05,792 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122167526] [2019-12-27 08:16:05,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:05,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:05,793 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294400485] [2019-12-27 08:16:05,793 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:16:05,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:05,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:16:05,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:05,794 INFO L87 Difference]: Start difference. First operand 35082 states and 178521 transitions. Second operand 3 states. [2019-12-27 08:16:08,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:08,007 INFO L93 Difference]: Finished difference Result 46764 states and 232812 transitions. [2019-12-27 08:16:08,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:16:08,007 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-27 08:16:08,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:08,224 INFO L225 Difference]: With dead ends: 46764 [2019-12-27 08:16:08,224 INFO L226 Difference]: Without dead ends: 46764 [2019-12-27 08:16:08,225 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 08:16:08,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46764 states. [2019-12-27 08:16:09,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46764 to 42870. [2019-12-27 08:16:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42870 states. [2019-12-27 08:16:09,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42870 states to 42870 states and 217311 transitions. [2019-12-27 08:16:09,812 INFO L78 Accepts]: Start accepts. Automaton has 42870 states and 217311 transitions. Word has length 10 [2019-12-27 08:16:09,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:09,813 INFO L462 AbstractCegarLoop]: Abstraction has 42870 states and 217311 transitions. [2019-12-27 08:16:09,813 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:16:09,813 INFO L276 IsEmpty]: Start isEmpty. Operand 42870 states and 217311 transitions. [2019-12-27 08:16:09,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 08:16:09,813 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:09,814 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:09,814 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 08:16:09,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:09,814 INFO L82 PathProgramCache]: Analyzing trace with hash -336469552, now seen corresponding path program 1 times [2019-12-27 08:16:09,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:09,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617999212] [2019-12-27 08:16:09,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:09,851 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 08:16:09,852 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617999212] [2019-12-27 08:16:09,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:09,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:09,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579621153] [2019-12-27 08:16:09,853 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 08:16:09,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:09,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 08:16:09,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:16:09,853 INFO L87 Difference]: Start difference. First operand 42870 states and 217311 transitions. Second operand 4 states. [2019-12-27 08:16:12,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:12,448 INFO L93 Difference]: Finished difference Result 89017 states and 445729 transitions. [2019-12-27 08:16:12,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 08:16:12,448 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-12-27 08:16:12,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:12,757 INFO L225 Difference]: With dead ends: 89017 [2019-12-27 08:16:12,757 INFO L226 Difference]: Without dead ends: 89017 [2019-12-27 08:16:12,757 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 08:16:13,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89017 states. [2019-12-27 08:16:18,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89017 to 61989. [2019-12-27 08:16:18,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61989 states. [2019-12-27 08:16:18,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61989 states to 61989 states and 316982 transitions. [2019-12-27 08:16:18,297 INFO L78 Accepts]: Start accepts. Automaton has 61989 states and 316982 transitions. Word has length 10 [2019-12-27 08:16:18,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:18,298 INFO L462 AbstractCegarLoop]: Abstraction has 61989 states and 316982 transitions. [2019-12-27 08:16:18,298 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 08:16:18,298 INFO L276 IsEmpty]: Start isEmpty. Operand 61989 states and 316982 transitions. [2019-12-27 08:16:18,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 08:16:18,298 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:18,298 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:18,299 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 08:16:18,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:18,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1840620294, now seen corresponding path program 1 times [2019-12-27 08:16:18,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:18,299 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829583589] [2019-12-27 08:16:18,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:16:18,366 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829583589] [2019-12-27 08:16:18,367 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [339877259] [2019-12-27 08:16:18,367 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 08:16:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:18,421 INFO L264 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-27 08:16:18,422 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-27 08:16:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 08:16:18,463 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-27 08:16:18,463 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 9 [2019-12-27 08:16:18,463 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112133491] [2019-12-27 08:16:18,464 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-27 08:16:18,464 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:18,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-27 08:16:18,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-12-27 08:16:18,464 INFO L87 Difference]: Start difference. First operand 61989 states and 316982 transitions. Second operand 10 states. [2019-12-27 08:16:21,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:21,425 INFO L93 Difference]: Finished difference Result 216873 states and 1059805 transitions. [2019-12-27 08:16:21,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-12-27 08:16:21,426 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-12-27 08:16:21,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:27,252 INFO L225 Difference]: With dead ends: 216873 [2019-12-27 08:16:27,252 INFO L226 Difference]: Without dead ends: 216873 [2019-12-27 08:16:27,252 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2019-12-27 08:16:28,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216873 states. [2019-12-27 08:16:31,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216873 to 113464. [2019-12-27 08:16:31,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113464 states. [2019-12-27 08:16:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113464 states to 113464 states and 571819 transitions. [2019-12-27 08:16:32,758 INFO L78 Accepts]: Start accepts. Automaton has 113464 states and 571819 transitions. Word has length 11 [2019-12-27 08:16:32,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:32,758 INFO L462 AbstractCegarLoop]: Abstraction has 113464 states and 571819 transitions. [2019-12-27 08:16:32,758 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-27 08:16:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 113464 states and 571819 transitions. [2019-12-27 08:16:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 08:16:32,760 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:32,760 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:32,963 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 08:16:32,964 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 08:16:32,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:32,964 INFO L82 PathProgramCache]: Analyzing trace with hash 413300680, now seen corresponding path program 1 times [2019-12-27 08:16:32,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:32,965 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489668070] [2019-12-27 08:16:32,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:33,013 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 08:16:33,013 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489668070] [2019-12-27 08:16:33,014 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:33,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:33,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961246383] [2019-12-27 08:16:33,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 08:16:33,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:33,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 08:16:33,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 08:16:33,015 INFO L87 Difference]: Start difference. First operand 113464 states and 571819 transitions. Second operand 4 states. [2019-12-27 08:16:39,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:39,829 INFO L93 Difference]: Finished difference Result 192503 states and 969705 transitions. [2019-12-27 08:16:39,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 08:16:39,829 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 08:16:39,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:40,499 INFO L225 Difference]: With dead ends: 192503 [2019-12-27 08:16:40,499 INFO L226 Difference]: Without dead ends: 192503 [2019-12-27 08:16:40,499 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 08:16:41,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192503 states. [2019-12-27 08:16:44,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192503 to 147949. [2019-12-27 08:16:44,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147949 states. [2019-12-27 08:16:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147949 states to 147949 states and 754398 transitions. [2019-12-27 08:16:46,731 INFO L78 Accepts]: Start accepts. Automaton has 147949 states and 754398 transitions. Word has length 13 [2019-12-27 08:16:46,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:16:46,731 INFO L462 AbstractCegarLoop]: Abstraction has 147949 states and 754398 transitions. [2019-12-27 08:16:46,731 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 08:16:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 147949 states and 754398 transitions. [2019-12-27 08:16:46,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 08:16:46,733 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:16:46,733 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:16:46,733 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 08:16:46,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:16:46,733 INFO L82 PathProgramCache]: Analyzing trace with hash -2009219030, now seen corresponding path program 1 times [2019-12-27 08:16:46,733 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:16:46,733 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617106045] [2019-12-27 08:16:46,733 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:16:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:16:46,770 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-27 08:16:46,770 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617106045] [2019-12-27 08:16:46,770 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 08:16:46,770 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 08:16:46,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990891580] [2019-12-27 08:16:46,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 08:16:46,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:16:46,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 08:16:46,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 08:16:46,773 INFO L87 Difference]: Start difference. First operand 147949 states and 754398 transitions. Second operand 3 states. [2019-12-27 08:16:54,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:16:54,898 INFO L93 Difference]: Finished difference Result 176085 states and 887368 transitions. [2019-12-27 08:16:54,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 08:16:54,899 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-12-27 08:16:54,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:16:55,553 INFO L225 Difference]: With dead ends: 176085 [2019-12-27 08:16:55,554 INFO L226 Difference]: Without dead ends: 176085 [2019-12-27 08:16:55,554 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 08:16:56,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176085 states. [2019-12-27 08:16:59,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176085 to 166057. [2019-12-27 08:16:59,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166057 states. [2019-12-27 08:17:01,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166057 states to 166057 states and 846031 transitions. [2019-12-27 08:17:01,406 INFO L78 Accepts]: Start accepts. Automaton has 166057 states and 846031 transitions. Word has length 13 [2019-12-27 08:17:01,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:17:01,406 INFO L462 AbstractCegarLoop]: Abstraction has 166057 states and 846031 transitions. [2019-12-27 08:17:01,406 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 08:17:01,406 INFO L276 IsEmpty]: Start isEmpty. Operand 166057 states and 846031 transitions. [2019-12-27 08:17:01,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 08:17:01,409 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:17:01,409 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 08:17:01,409 INFO L410 AbstractCegarLoop]: === Iteration 7 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:17:01,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:17:01,410 INFO L82 PathProgramCache]: Analyzing trace with hash -72579497, now seen corresponding path program 1 times [2019-12-27 08:17:01,410 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:17:01,410 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401360772] [2019-12-27 08:17:01,410 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:17:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:17:01,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-27 08:17:01,472 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401360772] [2019-12-27 08:17:01,473 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137039938] [2019-12-27 08:17:01,473 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 08:17:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 08:17:01,535 INFO L264 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-27 08:17:01,537 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-27 08:17:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-27 08:17:01,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-27 08:17:01,575 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 9 [2019-12-27 08:17:01,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116196421] [2019-12-27 08:17:01,575 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-27 08:17:01,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 08:17:01,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-27 08:17:01,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-12-27 08:17:01,576 INFO L87 Difference]: Start difference. First operand 166057 states and 846031 transitions. Second operand 10 states. [2019-12-27 08:17:10,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 08:17:10,961 INFO L93 Difference]: Finished difference Result 425418 states and 2153961 transitions. [2019-12-27 08:17:10,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-12-27 08:17:10,962 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2019-12-27 08:17:10,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 08:17:21,119 INFO L225 Difference]: With dead ends: 425418 [2019-12-27 08:17:21,119 INFO L226 Difference]: Without dead ends: 425418 [2019-12-27 08:17:21,120 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2019-12-27 08:17:23,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425418 states. [2019-12-27 08:17:31,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425418 to 226943. [2019-12-27 08:17:31,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226943 states. [2019-12-27 08:17:33,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226943 states to 226943 states and 1175810 transitions. [2019-12-27 08:17:33,220 INFO L78 Accepts]: Start accepts. Automaton has 226943 states and 1175810 transitions. Word has length 14 [2019-12-27 08:17:33,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 08:17:33,220 INFO L462 AbstractCegarLoop]: Abstraction has 226943 states and 1175810 transitions. [2019-12-27 08:17:33,220 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-27 08:17:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 226943 states and 1175810 transitions. [2019-12-27 08:17:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-27 08:17:33,223 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 08:17:33,223 INFO L411 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2019-12-27 08:17:33,424 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-27 08:17:33,424 INFO L410 AbstractCegarLoop]: === Iteration 8 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 08:17:33,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 08:17:33,425 INFO L82 PathProgramCache]: Analyzing trace with hash 319594202, now seen corresponding path program 1 times [2019-12-27 08:17:33,425 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 08:17:33,425 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069868919] [2019-12-27 08:17:33,426 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 08:17:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:17:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-27 08:17:33,476 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-27 08:17:33,477 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-27 08:17:33,478 WARN L364 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-27 08:17:33,478 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2019-12-27 08:17:33,489 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,490 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,490 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,490 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,490 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,490 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,490 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,490 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,490 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,491 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,491 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,491 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,491 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,491 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,491 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,492 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,492 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,492 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,492 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,492 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,492 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,492 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,493 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,493 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,493 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,493 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,493 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,493 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,494 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,494 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,494 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,494 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,494 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,494 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,494 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,494 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,495 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,495 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,495 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,498 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,498 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,498 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,499 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,500 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,501 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,502 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,503 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,503 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,503 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,503 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,503 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,503 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,503 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,503 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,504 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,504 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,504 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,504 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,504 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,504 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,504 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,505 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,505 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,505 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,505 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,505 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,505 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,505 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,506 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,506 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,506 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,506 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,506 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,506 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,507 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,507 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,507 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,507 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,507 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,507 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,508 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,508 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,508 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,508 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,508 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,508 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,508 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,508 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,509 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,509 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,509 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,509 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,509 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,509 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,509 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,510 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,510 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,510 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,510 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,510 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,510 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,511 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,511 WARN L315 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,511 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,511 WARN L315 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,512 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,513 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,513 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,513 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,513 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,513 WARN L315 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,513 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,513 WARN L315 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,515 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,515 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,515 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,515 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,516 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,516 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,516 WARN L315 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,516 WARN L315 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,518 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,518 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,518 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,518 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,519 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,519 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,519 WARN L315 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,519 WARN L315 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,521 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,521 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,521 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,522 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,522 WARN L315 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,522 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,522 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,522 WARN L315 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 08:17:33,524 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-27 08:17:33,524 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 08:17:33,524 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 08:17:33,525 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 08:17:33,525 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 08:17:33,525 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 08:17:33,525 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 08:17:33,525 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 08:17:33,525 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 08:17:33,527 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 149 places, 159 transitions [2019-12-27 08:17:33,527 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 149 places, 159 transitions [2019-12-27 08:17:33,565 INFO L132 PetriNetUnfolder]: 26/208 cut-off events. [2019-12-27 08:17:33,565 INFO L133 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2019-12-27 08:17:33,572 INFO L76 FinitePrefix]: Finished finitePrefix Result has 239 conditions, 208 events. 26/208 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 676 event pairs. 0/171 useless extension candidates. Maximal degree in co-relation 185. Up to 12 conditions per place. [2019-12-27 08:17:33,593 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 149 places, 159 transitions [2019-12-27 08:17:33,630 INFO L132 PetriNetUnfolder]: 26/208 cut-off events. [2019-12-27 08:17:33,631 INFO L133 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2019-12-27 08:17:33,638 INFO L76 FinitePrefix]: Finished finitePrefix Result has 239 conditions, 208 events. 26/208 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 676 event pairs. 0/171 useless extension candidates. Maximal degree in co-relation 185. Up to 12 conditions per place. [2019-12-27 08:17:33,654 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 15750 [2019-12-27 08:17:33,655 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 08:17:36,039 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2019-12-27 08:17:36,101 INFO L206 etLargeBlockEncoding]: Checked pairs total: 41073 [2019-12-27 08:17:36,101 INFO L214 etLargeBlockEncoding]: Total number of compositions: 128 [2019-12-27 08:17:36,102 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 60 transitions Received shutdown request... [2019-12-27 08:19:27,270 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 08:19:27,274 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 08:19:27,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 08:19:27 BasicIcfg [2019-12-27 08:19:27,274 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 08:19:27,276 INFO L168 Benchmark]: Toolchain (without parser) took 224117.01 ms. Allocated memory was 140.5 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 101.9 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 4.9 GB. Max. memory is 7.1 GB. [2019-12-27 08:19:27,277 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-27 08:19:27,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 787.71 ms. Allocated memory was 140.5 MB in the beginning and 205.0 MB in the end (delta: 64.5 MB). Free memory was 101.5 MB in the beginning and 137.5 MB in the end (delta: -36.1 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:27,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.42 ms. Allocated memory is still 205.0 MB. Free memory was 137.5 MB in the beginning and 135.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:27,278 INFO L168 Benchmark]: Boogie Preprocessor took 32.59 ms. Allocated memory is still 205.0 MB. Free memory was 135.0 MB in the beginning and 133.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:27,279 INFO L168 Benchmark]: RCFGBuilder took 432.66 ms. Allocated memory is still 205.0 MB. Free memory was 133.7 MB in the beginning and 113.8 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-12-27 08:19:27,280 INFO L168 Benchmark]: TraceAbstraction took 222801.22 ms. Allocated memory was 205.0 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 113.2 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 4.8 GB. Max. memory is 7.1 GB. [2019-12-27 08:19:27,284 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 787.71 ms. Allocated memory was 140.5 MB in the beginning and 205.0 MB in the end (delta: 64.5 MB). Free memory was 101.5 MB in the beginning and 137.5 MB in the end (delta: -36.1 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.42 ms. Allocated memory is still 205.0 MB. Free memory was 137.5 MB in the beginning and 135.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.59 ms. Allocated memory is still 205.0 MB. Free memory was 135.0 MB in the beginning and 133.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 432.66 ms. Allocated memory is still 205.0 MB. Free memory was 133.7 MB in the beginning and 113.8 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 222801.22 ms. Allocated memory was 205.0 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 113.2 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 4.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.8s, 53 ProgramPointsBefore, 10 ProgramPointsAfterwards, 55 TransitionsBefore, 10 TransitionsAfterwards, 550 CoEnabledTransitionPairs, 6 FixpointIterations, 17 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 4 ChoiceCompositions, 276 VarBasedMoverChecksPositive, 2 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 386 CheckedPairsTotal, 53 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.4s, 77 ProgramPointsBefore, 25 ProgramPointsAfterwards, 81 TransitionsBefore, 27 TransitionsAfterwards, 2400 CoEnabledTransitionPairs, 7 FixpointIterations, 17 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 11 ConcurrentYvCompositions, 5 ChoiceCompositions, 1217 VarBasedMoverChecksPositive, 22 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 5783 CheckedPairsTotal, 69 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.1s, 101 ProgramPointsBefore, 35 ProgramPointsAfterwards, 107 TransitionsBefore, 38 TransitionsAfterwards, 5550 CoEnabledTransitionPairs, 7 FixpointIterations, 17 TrivialSequentialCompositions, 51 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 14 ConcurrentYvCompositions, 7 ChoiceCompositions, 2584 VarBasedMoverChecksPositive, 28 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 12907 CheckedPairsTotal, 82 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.1s, 125 ProgramPointsBefore, 45 ProgramPointsAfterwards, 133 TransitionsBefore, 49 TransitionsAfterwards, 10000 CoEnabledTransitionPairs, 7 FixpointIterations, 17 TrivialSequentialCompositions, 67 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 19 ConcurrentYvCompositions, 9 ChoiceCompositions, 4665 VarBasedMoverChecksPositive, 49 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 24983 CheckedPairsTotal, 103 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.5s, 149 ProgramPointsBefore, 55 ProgramPointsAfterwards, 159 TransitionsBefore, 60 TransitionsAfterwards, 15750 CoEnabledTransitionPairs, 7 FixpointIterations, 17 TrivialSequentialCompositions, 85 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 26 ConcurrentYvCompositions, 11 ChoiceCompositions, 7085 VarBasedMoverChecksPositive, 53 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 41073 CheckedPairsTotal, 128 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 55 places, 60 transitions. Already constructed 261745 states. Currently 32243 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Result: TIMEOUT, OverallTime: 113.7s, 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