/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-SemanticLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread/queue_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 07:31:43,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 07:31:43,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 07:31:43,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 07:31:43,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 07:31:43,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 07:31:43,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 07:31:43,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 07:31:43,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 07:31:43,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 07:31:43,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 07:31:43,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 07:31:43,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 07:31:43,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 07:31:43,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 07:31:43,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 07:31:43,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 07:31:43,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 07:31:43,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 07:31:43,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 07:31:43,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 07:31:43,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 07:31:43,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 07:31:43,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 07:31:43,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 07:31:43,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 07:31:43,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 07:31:43,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 07:31:43,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 07:31:43,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 07:31:43,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 07:31:43,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 07:31:43,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 07:31:43,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 07:31:43,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 07:31:43,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 07:31:43,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 07:31:43,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 07:31:43,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 07:31:43,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 07:31:43,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 07:31:43,288 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-SemanticLbe-McrStrategy.epf [2020-04-18 07:31:43,310 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 07:31:43,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 07:31:43,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 07:31:43,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 07:31:43,312 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 07:31:43,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 07:31:43,312 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 07:31:43,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 07:31:43,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 07:31:43,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 07:31:43,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 07:31:43,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 07:31:43,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 07:31:43,314 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 07:31:43,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 07:31:43,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 07:31:43,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 07:31:43,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 07:31:43,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 07:31:43,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 07:31:43,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 07:31:43,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 07:31:43,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 07:31:43,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 07:31:43,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 07:31:43,316 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 07:31:43,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 07:31:43,317 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 07:31:43,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 07:31:43,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 07:31:43,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 07:31:43,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 07:31:43,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 07:31:43,652 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 07:31:43,652 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 07:31:43,653 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2020-04-18 07:31:43,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514c54e9b/67f15d7f792944bcaa018fdf2b627a01/FLAGa410464f5 [2020-04-18 07:31:44,296 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 07:31:44,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2020-04-18 07:31:44,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514c54e9b/67f15d7f792944bcaa018fdf2b627a01/FLAGa410464f5 [2020-04-18 07:31:44,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514c54e9b/67f15d7f792944bcaa018fdf2b627a01 [2020-04-18 07:31:44,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 07:31:44,582 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 07:31:44,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 07:31:44,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 07:31:44,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 07:31:44,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 07:31:44" (1/1) ... [2020-04-18 07:31:44,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222af158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:44, skipping insertion in model container [2020-04-18 07:31:44,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 07:31:44" (1/1) ... [2020-04-18 07:31:44,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 07:31:44,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 07:31:45,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 07:31:45,276 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 07:31:45,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 07:31:45,543 INFO L208 MainTranslator]: Completed translation [2020-04-18 07:31:45,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45 WrapperNode [2020-04-18 07:31:45,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 07:31:45,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 07:31:45,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 07:31:45,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 07:31:45,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 07:31:45,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 07:31:45,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 07:31:45,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 07:31:45,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (1/1) ... [2020-04-18 07:31:45,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 07:31:45,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 07:31:45,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 07:31:45,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 07:31:45,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (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 [2020-04-18 07:31:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-04-18 07:31:45,886 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-04-18 07:31:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-04-18 07:31:45,886 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-04-18 07:31:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 07:31:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 07:31:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 07:31:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 07:31:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-04-18 07:31:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-18 07:31:45,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 07:31:45,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 07:31:45,893 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-18 07:31:47,049 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-18 07:31:47,050 INFO L295 CfgBuilder]: Removed 18 assume(true) statements. [2020-04-18 07:31:47,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 07:31:47 BoogieIcfgContainer [2020-04-18 07:31:47,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-18 07:31:47,056 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-18 07:31:47,056 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-18 07:31:47,059 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-18 07:31:47,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 07:31:44" (1/3) ... [2020-04-18 07:31:47,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3718c359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 07:31:47, skipping insertion in model container [2020-04-18 07:31:47,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:31:45" (2/3) ... [2020-04-18 07:31:47,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3718c359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 07:31:47, skipping insertion in model container [2020-04-18 07:31:47,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 07:31:47" (3/3) ... [2020-04-18 07:31:47,063 INFO L109 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2020-04-18 07:31:47,072 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-18 07:31:47,072 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-18 07:31:47,078 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-04-18 07:31:47,079 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-18 07:31:47,121 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,122 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,122 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,122 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,122 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,123 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,123 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,123 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,123 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,123 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,124 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,124 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,124 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,124 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,124 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,125 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,125 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,125 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,125 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,125 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,125 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,126 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,126 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,126 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,126 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,126 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,127 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,127 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,127 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,127 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,127 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,128 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,128 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,128 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,128 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,128 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,129 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,129 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,129 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,129 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,129 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,130 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,130 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,130 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,130 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,130 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,131 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,131 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,131 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,131 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,131 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,132 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,132 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,132 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,132 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,133 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,133 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,133 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,133 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,133 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,134 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,134 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,134 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,134 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,134 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,135 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,135 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,135 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,135 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,135 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,136 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,136 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,136 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,136 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,137 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,137 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,137 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,137 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,138 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,138 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,138 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,138 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,138 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,139 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,139 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,139 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,139 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,139 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,139 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,140 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,140 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,140 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,140 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,140 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,141 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,141 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,141 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,141 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,142 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,142 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,142 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,142 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,142 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,143 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,143 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,143 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,143 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,143 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,144 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,144 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,144 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,144 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,144 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,145 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,145 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,145 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,145 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,145 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,146 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,146 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,146 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,146 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,147 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,147 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,147 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,147 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,147 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,147 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,148 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,148 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,148 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,148 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,148 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,149 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,149 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,149 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,149 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,149 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,150 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,150 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,150 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,150 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,150 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,150 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,151 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,151 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,151 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,151 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,151 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,151 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,152 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,152 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,152 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,152 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,152 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,152 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,153 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,153 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,153 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,153 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,153 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,154 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,154 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,154 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,154 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,154 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,155 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,155 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,155 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,155 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,155 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,155 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,156 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,156 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,156 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,156 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,156 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,157 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,157 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,157 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,157 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,158 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,158 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,158 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,158 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,158 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,159 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,159 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,159 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,159 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,159 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,159 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,160 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,160 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,161 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,161 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,162 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,162 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,162 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,162 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,162 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,163 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,163 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,163 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,163 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,163 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,164 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,164 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,164 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,164 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,165 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,165 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,165 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,165 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,165 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,165 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,166 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,166 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,166 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,166 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,166 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,166 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,167 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,167 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,167 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,167 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,167 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,168 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,168 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,168 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,168 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,168 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,169 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,169 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,169 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,169 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,169 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,169 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,170 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,170 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,170 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,170 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,170 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,171 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,171 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,171 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,171 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,171 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,172 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,172 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,172 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,172 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,172 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,173 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,173 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,173 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,173 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,173 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,173 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,174 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,174 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,174 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,174 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,174 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,175 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,175 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,175 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,175 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,175 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,176 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,176 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,176 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,176 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,176 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,176 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,177 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,177 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,177 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,177 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,177 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,178 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,178 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,178 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,178 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,182 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,182 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,183 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,183 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,183 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,183 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,183 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,184 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,184 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,184 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,184 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,184 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,185 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,185 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,185 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,185 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,185 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,185 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,186 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,186 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,186 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,186 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,186 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,187 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,187 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,187 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,187 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,187 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,188 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,188 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,188 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,188 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,188 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,188 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,189 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,196 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,196 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,197 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,197 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,197 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,197 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,197 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,198 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,198 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,198 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,198 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,198 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,199 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,199 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,199 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,199 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,199 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,200 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,200 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,200 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,200 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,200 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 07:31:47,225 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-04-18 07:31:47,247 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-18 07:31:47,247 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-18 07:31:47,248 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-18 07:31:47,248 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-18 07:31:47,248 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-18 07:31:47,248 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-18 07:31:47,248 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-18 07:31:47,248 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-18 07:31:47,271 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-04-18 07:31:47,273 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-04-18 07:31:47,371 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-04-18 07:31:47,371 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-18 07:31:47,382 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-04-18 07:31:47,396 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-04-18 07:31:47,456 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-04-18 07:31:47,456 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-18 07:31:47,460 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-04-18 07:31:47,473 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14896 [2020-04-18 07:31:47,475 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-18 07:31:51,630 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-04-18 07:31:52,380 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-04-18 07:31:52,852 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2020-04-18 07:31:53,675 WARN L192 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2020-04-18 07:31:53,908 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-04-18 07:31:54,655 WARN L192 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-04-18 07:31:55,048 WARN L192 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-04-18 07:31:55,067 INFO L206 etLargeBlockEncoding]: Checked pairs total: 29908 [2020-04-18 07:31:55,067 INFO L214 etLargeBlockEncoding]: Total number of compositions: 205 [2020-04-18 07:31:55,070 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 66 places, 71 transitions, 164 flow [2020-04-18 07:31:55,135 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1201 states. [2020-04-18 07:31:55,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states. [2020-04-18 07:31:55,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-04-18 07:31:55,144 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:31:55,145 INFO L425 BasicCegarLoop]: trace histogram [1] [2020-04-18 07:31:55,145 INFO L427 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:31:55,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:55,152 INFO L82 PathProgramCache]: Analyzing trace with hash 964, now seen corresponding path program 1 times [2020-04-18 07:31:55,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:31:55,160 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1566558282] [2020-04-18 07:31:55,177 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:55,185 INFO L259 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-04-18 07:31:55,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-04-18 07:31:55,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-04-18 07:31:55,188 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:31:55,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:55,188 INFO L82 PathProgramCache]: Analyzing trace with hash 964, now seen corresponding path program 2 times [2020-04-18 07:31:55,192 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:31:55,193 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176281884] [2020-04-18 07:31:55,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:31:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:31:55,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:31:55,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176281884] [2020-04-18 07:31:55,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:31:55,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-04-18 07:31:55,316 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:31:55,317 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:55,317 INFO L259 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-04-18 07:31:55,317 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:31:55,320 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:31:55,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-18 07:31:55,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 07:31:55,327 INFO L87 Difference]: Start difference. First operand 2 states. Second operand 2 states. [2020-04-18 07:31:55,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:55,333 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2020-04-18 07:31:55,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states and 1 transitions. [2020-04-18 07:31:55,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:31:55,335 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1566558282] [2020-04-18 07:31:55,335 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:31:55,335 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [0] total 0 [2020-04-18 07:31:55,336 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1566558282] [2020-04-18 07:31:55,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-04-18 07:31:55,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:31:55,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-18 07:31:55,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 07:31:55,343 INFO L87 Difference]: Start difference. First operand 1201 states. Second operand 2 states. [2020-04-18 07:31:55,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:55,405 INFO L93 Difference]: Finished difference Result 1200 states and 3170 transitions. [2020-04-18 07:31:55,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-04-18 07:31:55,407 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-04-18 07:31:55,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:31:55,441 INFO L225 Difference]: With dead ends: 1200 [2020-04-18 07:31:55,441 INFO L226 Difference]: Without dead ends: 1109 [2020-04-18 07:31:55,443 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 07:31:55,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-04-18 07:31:55,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2020-04-18 07:31:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2020-04-18 07:31:55,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2958 transitions. [2020-04-18 07:31:55,594 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2958 transitions. Word has length 1 [2020-04-18 07:31:55,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:31:55,594 INFO L479 AbstractCegarLoop]: Abstraction has 1109 states and 2958 transitions. [2020-04-18 07:31:55,594 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-04-18 07:31:55,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2958 transitions. [2020-04-18 07:31:55,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-04-18 07:31:55,598 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:31:55,598 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:31:55,599 INFO L427 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:31:55,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:55,599 INFO L82 PathProgramCache]: Analyzing trace with hash -484874631, now seen corresponding path program 1 times [2020-04-18 07:31:55,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:31:55,599 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1775277812] [2020-04-18 07:31:55,600 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:55,601 INFO L259 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-04-18 07:31:55,604 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2020-04-18 07:31:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-04-18 07:31:55,605 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:31:55,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:55,605 INFO L82 PathProgramCache]: Analyzing trace with hash -484874631, now seen corresponding path program 2 times [2020-04-18 07:31:55,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:31:55,606 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665890691] [2020-04-18 07:31:55,606 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:31:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:31:55,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:31:55,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665890691] [2020-04-18 07:31:55,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:31:55,786 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 07:31:55,786 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:31:55,788 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:55,790 INFO L259 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-04-18 07:31:55,790 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:31:55,799 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:31:55,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 07:31:55,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 07:31:55,800 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 3 states. [2020-04-18 07:31:55,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:55,804 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2020-04-18 07:31:55,804 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2020-04-18 07:31:55,804 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:31:55,805 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1775277812] [2020-04-18 07:31:55,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:31:55,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-04-18 07:31:55,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1775277812] [2020-04-18 07:31:55,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 07:31:55,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:31:55,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 07:31:55,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 07:31:55,808 INFO L87 Difference]: Start difference. First operand 1109 states and 2958 transitions. Second operand 3 states. [2020-04-18 07:31:55,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:55,851 INFO L93 Difference]: Finished difference Result 1109 states and 2921 transitions. [2020-04-18 07:31:55,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 07:31:55,852 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-04-18 07:31:55,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:31:55,866 INFO L225 Difference]: With dead ends: 1109 [2020-04-18 07:31:55,866 INFO L226 Difference]: Without dead ends: 1109 [2020-04-18 07:31:55,868 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 07:31:55,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-04-18 07:31:55,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2020-04-18 07:31:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2020-04-18 07:31:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2921 transitions. [2020-04-18 07:31:55,922 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2921 transitions. Word has length 11 [2020-04-18 07:31:55,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:31:55,925 INFO L479 AbstractCegarLoop]: Abstraction has 1109 states and 2921 transitions. [2020-04-18 07:31:55,926 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 07:31:55,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2921 transitions. [2020-04-18 07:31:55,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-18 07:31:55,934 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:31:55,935 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:31:55,935 INFO L427 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:31:55,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:55,935 INFO L82 PathProgramCache]: Analyzing trace with hash -2105337476, now seen corresponding path program 1 times [2020-04-18 07:31:55,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:31:55,936 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [817637293] [2020-04-18 07:31:55,936 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:55,937 INFO L259 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-04-18 07:31:55,937 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2020-04-18 07:31:55,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-18 07:31:55,939 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:31:55,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:55,940 INFO L82 PathProgramCache]: Analyzing trace with hash -2105337476, now seen corresponding path program 2 times [2020-04-18 07:31:55,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:31:55,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401439857] [2020-04-18 07:31:55,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:31:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:31:56,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:31:56,167 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401439857] [2020-04-18 07:31:56,167 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:31:56,167 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-04-18 07:31:56,167 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:31:56,170 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:56,174 INFO L259 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-04-18 07:31:56,174 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:31:56,192 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:31:56,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-04-18 07:31:56,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-04-18 07:31:56,192 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 5 states. [2020-04-18 07:31:56,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:56,232 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2020-04-18 07:31:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2020-04-18 07:31:56,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:31:56,233 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [817637293] [2020-04-18 07:31:56,234 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:31:56,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-04-18 07:31:56,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [817637293] [2020-04-18 07:31:56,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-04-18 07:31:56,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:31:56,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-04-18 07:31:56,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-04-18 07:31:56,236 INFO L87 Difference]: Start difference. First operand 1109 states and 2921 transitions. Second operand 5 states. [2020-04-18 07:31:56,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:56,429 INFO L93 Difference]: Finished difference Result 1108 states and 2918 transitions. [2020-04-18 07:31:56,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-04-18 07:31:56,430 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-04-18 07:31:56,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:31:56,440 INFO L225 Difference]: With dead ends: 1108 [2020-04-18 07:31:56,440 INFO L226 Difference]: Without dead ends: 1108 [2020-04-18 07:31:56,441 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-04-18 07:31:56,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2020-04-18 07:31:56,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1108. [2020-04-18 07:31:56,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1108 states. [2020-04-18 07:31:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 2918 transitions. [2020-04-18 07:31:56,521 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 2918 transitions. Word has length 13 [2020-04-18 07:31:56,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:31:56,522 INFO L479 AbstractCegarLoop]: Abstraction has 1108 states and 2918 transitions. [2020-04-18 07:31:56,522 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-04-18 07:31:56,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2918 transitions. [2020-04-18 07:31:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-18 07:31:56,524 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:31:56,525 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:31:56,525 INFO L427 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:31:56,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:56,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1475451711, now seen corresponding path program 1 times [2020-04-18 07:31:56,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:31:56,527 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1154233558] [2020-04-18 07:31:56,527 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:56,528 INFO L259 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-04-18 07:31:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2020-04-18 07:31:56,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-18 07:31:56,529 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:31:56,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:56,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1475451711, now seen corresponding path program 2 times [2020-04-18 07:31:56,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:31:56,531 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095708090] [2020-04-18 07:31:56,531 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:31:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:31:56,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:31:56,622 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095708090] [2020-04-18 07:31:56,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:31:56,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-18 07:31:56,623 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:31:56,625 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:56,627 INFO L259 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-04-18 07:31:56,627 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:31:56,631 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:31:56,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 07:31:56,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 07:31:56,632 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 3 states. [2020-04-18 07:31:56,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:56,632 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2020-04-18 07:31:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2020-04-18 07:31:56,633 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:31:56,633 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1154233558] [2020-04-18 07:31:56,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:31:56,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2] total 2 [2020-04-18 07:31:56,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1154233558] [2020-04-18 07:31:56,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 07:31:56,634 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:31:56,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 07:31:56,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 07:31:56,635 INFO L87 Difference]: Start difference. First operand 1108 states and 2918 transitions. Second operand 3 states. [2020-04-18 07:31:56,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:56,656 INFO L93 Difference]: Finished difference Result 985 states and 2529 transitions. [2020-04-18 07:31:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 07:31:56,657 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-04-18 07:31:56,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:31:56,665 INFO L225 Difference]: With dead ends: 985 [2020-04-18 07:31:56,665 INFO L226 Difference]: Without dead ends: 953 [2020-04-18 07:31:56,665 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 07:31:56,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2020-04-18 07:31:56,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 953. [2020-04-18 07:31:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 953 states. [2020-04-18 07:31:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 2454 transitions. [2020-04-18 07:31:56,698 INFO L78 Accepts]: Start accepts. Automaton has 953 states and 2454 transitions. Word has length 13 [2020-04-18 07:31:56,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:31:56,699 INFO L479 AbstractCegarLoop]: Abstraction has 953 states and 2454 transitions. [2020-04-18 07:31:56,699 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 07:31:56,699 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2454 transitions. [2020-04-18 07:31:56,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 07:31:56,700 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:31:56,700 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:31:56,701 INFO L427 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:31:56,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:56,701 INFO L82 PathProgramCache]: Analyzing trace with hash -482065399, now seen corresponding path program 1 times [2020-04-18 07:31:56,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:31:56,702 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1884987200] [2020-04-18 07:31:56,702 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:56,703 INFO L259 McrAutomatonBuilder]: Finished intersection with 26 states and 36 transitions. [2020-04-18 07:31:56,703 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2020-04-18 07:31:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 07:31:56,704 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:31:56,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:56,704 INFO L82 PathProgramCache]: Analyzing trace with hash 2093368899, now seen corresponding path program 2 times [2020-04-18 07:31:56,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:31:56,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090083413] [2020-04-18 07:31:56,705 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:31:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:31:57,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:31:57,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090083413] [2020-04-18 07:31:57,002 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:31:57,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-04-18 07:31:57,002 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:31:57,004 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:57,007 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 07:31:57,007 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:31:57,075 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:31:57,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-04-18 07:31:57,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-04-18 07:31:57,076 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 5 states. [2020-04-18 07:31:57,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:57,337 INFO L93 Difference]: Finished difference Result 36 states and 45 transitions. [2020-04-18 07:31:57,338 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2020-04-18 07:31:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 07:31:57,338 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 07:31:57,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:57,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1933488629, now seen corresponding path program 3 times [2020-04-18 07:31:57,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:31:57,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457087212] [2020-04-18 07:31:57,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:31:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:31:57,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:31:57,455 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457087212] [2020-04-18 07:31:57,455 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:31:57,455 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-04-18 07:31:57,455 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:31:57,457 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:57,460 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 07:31:57,460 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:31:57,539 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:31:57,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 07:31:57,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-04-18 07:31:57,540 INFO L87 Difference]: Start difference. First operand 36 states and 45 transitions. Second operand 6 states. [2020-04-18 07:31:57,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:57,631 INFO L93 Difference]: Finished difference Result 42 states and 50 transitions. [2020-04-18 07:31:57,631 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2020-04-18 07:31:57,632 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:31:57,632 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1884987200] [2020-04-18 07:31:57,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:31:57,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-04-18 07:31:57,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1884987200] [2020-04-18 07:31:57,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-04-18 07:31:57,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:31:57,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-04-18 07:31:57,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-04-18 07:31:57,636 INFO L87 Difference]: Start difference. First operand 953 states and 2454 transitions. Second operand 9 states. [2020-04-18 07:31:57,914 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2020-04-18 07:31:58,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:58,452 INFO L93 Difference]: Finished difference Result 1075 states and 2743 transitions. [2020-04-18 07:31:58,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-18 07:31:58,452 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-04-18 07:31:58,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:31:58,460 INFO L225 Difference]: With dead ends: 1075 [2020-04-18 07:31:58,460 INFO L226 Difference]: Without dead ends: 1075 [2020-04-18 07:31:58,460 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2020-04-18 07:31:58,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1075 states. [2020-04-18 07:31:58,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1075 to 939. [2020-04-18 07:31:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 939 states. [2020-04-18 07:31:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 2407 transitions. [2020-04-18 07:31:58,536 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 2407 transitions. Word has length 14 [2020-04-18 07:31:58,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:31:58,536 INFO L479 AbstractCegarLoop]: Abstraction has 939 states and 2407 transitions. [2020-04-18 07:31:58,536 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-04-18 07:31:58,536 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 2407 transitions. [2020-04-18 07:31:58,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 07:31:58,537 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:31:58,537 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:31:58,538 INFO L427 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:31:58,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:58,538 INFO L82 PathProgramCache]: Analyzing trace with hash -313921473, now seen corresponding path program 1 times [2020-04-18 07:31:58,539 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:31:58,540 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [835401319] [2020-04-18 07:31:58,540 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:58,541 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 07:31:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2020-04-18 07:31:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 07:31:58,542 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:31:58,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:58,542 INFO L82 PathProgramCache]: Analyzing trace with hash -313921473, now seen corresponding path program 2 times [2020-04-18 07:31:58,542 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:31:58,543 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827338860] [2020-04-18 07:31:58,543 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:31:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:31:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:31:58,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827338860] [2020-04-18 07:31:58,803 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:31:58,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-04-18 07:31:58,803 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:31:58,805 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:58,807 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 07:31:58,807 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:31:58,889 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:31:58,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-04-18 07:31:58,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-04-18 07:31:58,890 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 9 states. [2020-04-18 07:31:59,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:59,059 INFO L93 Difference]: Finished difference Result 15 states and 14 transitions. [2020-04-18 07:31:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2020-04-18 07:31:59,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:31:59,060 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [835401319] [2020-04-18 07:31:59,060 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:31:59,060 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-04-18 07:31:59,061 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [835401319] [2020-04-18 07:31:59,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-04-18 07:31:59,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:31:59,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-04-18 07:31:59,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-04-18 07:31:59,061 INFO L87 Difference]: Start difference. First operand 939 states and 2407 transitions. Second operand 9 states. [2020-04-18 07:31:59,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:31:59,366 INFO L93 Difference]: Finished difference Result 937 states and 2403 transitions. [2020-04-18 07:31:59,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-04-18 07:31:59,366 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-04-18 07:31:59,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:31:59,372 INFO L225 Difference]: With dead ends: 937 [2020-04-18 07:31:59,373 INFO L226 Difference]: Without dead ends: 937 [2020-04-18 07:31:59,373 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-04-18 07:31:59,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2020-04-18 07:31:59,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 937. [2020-04-18 07:31:59,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 937 states. [2020-04-18 07:31:59,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 937 states and 2403 transitions. [2020-04-18 07:31:59,399 INFO L78 Accepts]: Start accepts. Automaton has 937 states and 2403 transitions. Word has length 14 [2020-04-18 07:31:59,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:31:59,400 INFO L479 AbstractCegarLoop]: Abstraction has 937 states and 2403 transitions. [2020-04-18 07:31:59,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-04-18 07:31:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2403 transitions. [2020-04-18 07:31:59,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 07:31:59,401 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:31:59,401 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:31:59,401 INFO L427 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:31:59,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:59,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1532094638, now seen corresponding path program 1 times [2020-04-18 07:31:59,402 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:31:59,402 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [300713695] [2020-04-18 07:31:59,403 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:59,403 INFO L259 McrAutomatonBuilder]: Finished intersection with 28 states and 39 transitions. [2020-04-18 07:31:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2020-04-18 07:31:59,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 07:31:59,404 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:31:59,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:31:59,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1532094638, now seen corresponding path program 2 times [2020-04-18 07:31:59,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:31:59,405 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243927257] [2020-04-18 07:31:59,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:31:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:31:59,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:31:59,722 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243927257] [2020-04-18 07:31:59,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:31:59,722 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-04-18 07:31:59,723 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:31:59,724 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:31:59,727 INFO L259 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-04-18 07:31:59,727 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:31:59,845 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:31:59,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-04-18 07:31:59,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-04-18 07:31:59,846 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 10 states. [2020-04-18 07:32:00,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:32:00,238 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2020-04-18 07:32:00,239 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2020-04-18 07:32:00,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 07:32:00,239 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 07:32:00,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:32:00,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1172406912, now seen corresponding path program 3 times [2020-04-18 07:32:00,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:32:00,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280899615] [2020-04-18 07:32:00,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:32:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:32:04,416 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 33 [2020-04-18 07:32:04,621 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 47 [2020-04-18 07:32:04,979 WARN L192 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 49 [2020-04-18 07:32:05,762 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 52 [2020-04-18 07:32:06,291 WARN L192 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 58 [2020-04-18 07:32:07,009 WARN L192 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 59 [2020-04-18 07:32:08,664 WARN L192 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 59 [2020-04-18 07:32:09,505 WARN L192 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-04-18 07:32:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:32:09,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280899615] [2020-04-18 07:32:09,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:32:09,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-18 07:32:09,594 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:32:09,596 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:32:09,598 INFO L259 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-04-18 07:32:09,599 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:32:10,107 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-04-18 07:32:10,648 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-04-18 07:32:10,931 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-04-18 07:32:11,436 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-04-18 07:32:12,278 WARN L192 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-04-18 07:32:12,658 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-04-18 07:32:12,702 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:32:12,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-18 07:32:12,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=388, Unknown=0, NotChecked=0, Total=462 [2020-04-18 07:32:12,704 INFO L87 Difference]: Start difference. First operand 33 states and 43 transitions. Second operand 11 states. [2020-04-18 07:32:13,188 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2020-04-18 07:32:15,873 WARN L192 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2020-04-18 07:32:24,293 WARN L192 SmtUtils]: Spent 7.15 s on a formula simplification. DAG size of input: 109 DAG size of output: 65 [2020-04-18 07:33:12,922 WARN L192 SmtUtils]: Spent 44.79 s on a formula simplification. DAG size of input: 154 DAG size of output: 110 [2020-04-18 07:34:01,796 WARN L192 SmtUtils]: Spent 45.08 s on a formula simplification. DAG size of input: 166 DAG size of output: 135 [2020-04-18 07:34:06,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:34:06,302 INFO L93 Difference]: Finished difference Result 37 states and 46 transitions. [2020-04-18 07:34:06,303 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2020-04-18 07:34:06,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 07:34:06,303 INFO L105 Mcr]: ---- MCR iteration 2 ---- [2020-04-18 07:34:06,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:34:06,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1141702962, now seen corresponding path program 4 times [2020-04-18 07:34:06,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:34:06,304 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073589994] [2020-04-18 07:34:06,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:34:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:34:06,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:34:06,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073589994] [2020-04-18 07:34:06,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:34:06,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-04-18 07:34:06,574 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:34:06,576 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:34:06,578 INFO L259 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-04-18 07:34:06,579 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:34:07,377 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:34:07,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-04-18 07:34:07,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=795, Unknown=0, NotChecked=0, Total=930 [2020-04-18 07:34:07,378 INFO L87 Difference]: Start difference. First operand 37 states and 46 transitions. Second operand 10 states. [2020-04-18 07:34:07,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:34:07,690 INFO L93 Difference]: Finished difference Result 37 states and 46 transitions. [2020-04-18 07:34:07,690 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2020-04-18 07:34:07,690 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:34:07,691 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [300713695] [2020-04-18 07:34:07,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:34:07,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-04-18 07:34:07,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [300713695] [2020-04-18 07:34:07,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-04-18 07:34:07,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:34:07,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-04-18 07:34:07,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=903, Unknown=0, NotChecked=0, Total=1056 [2020-04-18 07:34:07,692 INFO L87 Difference]: Start difference. First operand 937 states and 2403 transitions. Second operand 23 states. [2020-04-18 07:34:11,852 WARN L192 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 80 [2020-04-18 07:34:37,696 WARN L192 SmtUtils]: Spent 22.79 s on a formula simplification. DAG size of input: 167 DAG size of output: 130 [2020-04-18 07:35:01,326 WARN L192 SmtUtils]: Spent 21.20 s on a formula simplification. DAG size of input: 180 DAG size of output: 143 [2020-04-18 07:35:31,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:31,411 INFO L93 Difference]: Finished difference Result 939 states and 2418 transitions. [2020-04-18 07:35:31,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-04-18 07:35:31,412 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 15 [2020-04-18 07:35:31,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:35:31,418 INFO L225 Difference]: With dead ends: 939 [2020-04-18 07:35:31,418 INFO L226 Difference]: Without dead ends: 884 [2020-04-18 07:35:31,419 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 18 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 154.1s TimeCoverageRelationStatistics Valid=195, Invalid=1065, Unknown=0, NotChecked=0, Total=1260 [2020-04-18 07:35:31,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-04-18 07:35:31,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 854. [2020-04-18 07:35:31,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 854 states. [2020-04-18 07:35:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 2221 transitions. [2020-04-18 07:35:31,442 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 2221 transitions. Word has length 15 [2020-04-18 07:35:31,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:35:31,443 INFO L479 AbstractCegarLoop]: Abstraction has 854 states and 2221 transitions. [2020-04-18 07:35:31,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-04-18 07:35:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2221 transitions. [2020-04-18 07:35:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-04-18 07:35:31,446 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:35:31,446 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:35:31,446 INFO L427 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:35:31,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:31,447 INFO L82 PathProgramCache]: Analyzing trace with hash 32419424, now seen corresponding path program 1 times [2020-04-18 07:35:31,447 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:35:31,447 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1312878512] [2020-04-18 07:35:31,448 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:31,452 INFO L259 McrAutomatonBuilder]: Finished intersection with 278 states and 519 transitions. [2020-04-18 07:35:31,455 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states. [2020-04-18 07:35:31,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-04-18 07:35:31,458 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:35:31,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:31,458 INFO L82 PathProgramCache]: Analyzing trace with hash 32419424, now seen corresponding path program 2 times [2020-04-18 07:35:31,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:35:31,459 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417623654] [2020-04-18 07:35:31,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:35:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:35:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:35:31,506 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417623654] [2020-04-18 07:35:31,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:35:31,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 07:35:31,507 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:35:31,515 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:31,555 INFO L259 McrAutomatonBuilder]: Finished intersection with 79 states and 121 transitions. [2020-04-18 07:35:31,555 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:35:31,606 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 9 times. [2020-04-18 07:35:31,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 07:35:31,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-04-18 07:35:31,607 INFO L87 Difference]: Start difference. First operand 278 states. Second operand 6 states. [2020-04-18 07:35:31,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:31,806 INFO L93 Difference]: Finished difference Result 286 states and 534 transitions. [2020-04-18 07:35:31,806 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 534 transitions. [2020-04-18 07:35:31,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:35:31,807 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1312878512] [2020-04-18 07:35:31,807 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:35:31,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-04-18 07:35:31,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1312878512] [2020-04-18 07:35:31,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-18 07:35:31,808 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:35:31,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 07:35:31,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-04-18 07:35:31,809 INFO L87 Difference]: Start difference. First operand 854 states and 2221 transitions. Second operand 6 states. [2020-04-18 07:35:32,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:32,090 INFO L93 Difference]: Finished difference Result 419 states and 897 transitions. [2020-04-18 07:35:32,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-04-18 07:35:32,090 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-04-18 07:35:32,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:35:32,094 INFO L225 Difference]: With dead ends: 419 [2020-04-18 07:35:32,094 INFO L226 Difference]: Without dead ends: 409 [2020-04-18 07:35:32,095 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-04-18 07:35:32,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2020-04-18 07:35:32,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 349. [2020-04-18 07:35:32,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2020-04-18 07:35:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 758 transitions. [2020-04-18 07:35:32,105 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 758 transitions. Word has length 35 [2020-04-18 07:35:32,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:35:32,105 INFO L479 AbstractCegarLoop]: Abstraction has 349 states and 758 transitions. [2020-04-18 07:35:32,105 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-18 07:35:32,105 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 758 transitions. [2020-04-18 07:35:32,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-04-18 07:35:32,106 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:35:32,106 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:35:32,107 INFO L427 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:35:32,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:32,107 INFO L82 PathProgramCache]: Analyzing trace with hash -290676825, now seen corresponding path program 1 times [2020-04-18 07:35:32,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:35:32,107 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [465853087] [2020-04-18 07:35:32,109 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:32,112 INFO L259 McrAutomatonBuilder]: Finished intersection with 290 states and 542 transitions. [2020-04-18 07:35:32,113 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states. [2020-04-18 07:35:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-04-18 07:35:32,114 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:35:32,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:32,115 INFO L82 PathProgramCache]: Analyzing trace with hash -290676825, now seen corresponding path program 2 times [2020-04-18 07:35:32,115 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:35:32,115 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321312271] [2020-04-18 07:35:32,116 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:35:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:35:32,309 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-04-18 07:35:32,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:35:32,682 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321312271] [2020-04-18 07:35:32,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:35:32,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-04-18 07:35:32,682 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:35:32,692 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:32,730 INFO L259 McrAutomatonBuilder]: Finished intersection with 73 states and 108 transitions. [2020-04-18 07:35:32,731 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:35:32,979 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:35:32,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 07:35:32,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2020-04-18 07:35:32,980 INFO L87 Difference]: Start difference. First operand 290 states. Second operand 13 states. [2020-04-18 07:35:33,376 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 57 [2020-04-18 07:35:35,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:35,572 INFO L93 Difference]: Finished difference Result 442 states and 814 transitions. [2020-04-18 07:35:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 814 transitions. [2020-04-18 07:35:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-04-18 07:35:35,574 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 07:35:35,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:35,575 INFO L82 PathProgramCache]: Analyzing trace with hash 61853265, now seen corresponding path program 3 times [2020-04-18 07:35:35,575 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:35:35,575 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325237776] [2020-04-18 07:35:35,575 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:35:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:35:35,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:35:35,605 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325237776] [2020-04-18 07:35:35,605 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:35:35,605 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 07:35:35,606 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:35:35,615 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:35,647 INFO L259 McrAutomatonBuilder]: Finished intersection with 66 states and 94 transitions. [2020-04-18 07:35:35,648 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:35:35,719 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 4 times. [2020-04-18 07:35:35,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-04-18 07:35:35,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=365, Unknown=0, NotChecked=0, Total=462 [2020-04-18 07:35:35,719 INFO L87 Difference]: Start difference. First operand 442 states and 814 transitions. Second operand 4 states. [2020-04-18 07:35:35,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:35,774 INFO L93 Difference]: Finished difference Result 466 states and 843 transitions. [2020-04-18 07:35:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 843 transitions. [2020-04-18 07:35:35,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-04-18 07:35:35,776 INFO L105 Mcr]: ---- MCR iteration 2 ---- [2020-04-18 07:35:35,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:35,776 INFO L82 PathProgramCache]: Analyzing trace with hash -2094594107, now seen corresponding path program 4 times [2020-04-18 07:35:35,777 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:35:35,777 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460509198] [2020-04-18 07:35:35,777 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:35:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:35:36,040 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2020-04-18 07:35:36,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:35:36,762 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460509198] [2020-04-18 07:35:36,762 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:35:36,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-04-18 07:35:36,763 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:35:36,770 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:36,791 INFO L259 McrAutomatonBuilder]: Finished intersection with 55 states and 72 transitions. [2020-04-18 07:35:36,791 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:35:37,688 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:35:37,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 07:35:37,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1010, Unknown=0, NotChecked=0, Total=1190 [2020-04-18 07:35:37,689 INFO L87 Difference]: Start difference. First operand 466 states and 843 transitions. Second operand 16 states. [2020-04-18 07:35:38,428 WARN L192 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2020-04-18 07:35:42,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:42,639 INFO L93 Difference]: Finished difference Result 737 states and 1348 transitions. [2020-04-18 07:35:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1348 transitions. [2020-04-18 07:35:42,641 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:35:42,642 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [465853087] [2020-04-18 07:35:42,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:35:42,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-04-18 07:35:42,643 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [465853087] [2020-04-18 07:35:42,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-04-18 07:35:42,643 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:35:42,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-04-18 07:35:42,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=1768, Unknown=0, NotChecked=0, Total=2070 [2020-04-18 07:35:42,644 INFO L87 Difference]: Start difference. First operand 349 states and 758 transitions. Second operand 27 states. [2020-04-18 07:35:43,270 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 57 [2020-04-18 07:35:46,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:46,359 INFO L93 Difference]: Finished difference Result 413 states and 878 transitions. [2020-04-18 07:35:46,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-04-18 07:35:46,360 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 36 [2020-04-18 07:35:46,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:35:46,363 INFO L225 Difference]: With dead ends: 413 [2020-04-18 07:35:46,363 INFO L226 Difference]: Without dead ends: 345 [2020-04-18 07:35:46,365 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 107 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1101 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=621, Invalid=3669, Unknown=0, NotChecked=0, Total=4290 [2020-04-18 07:35:46,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-04-18 07:35:46,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 303. [2020-04-18 07:35:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2020-04-18 07:35:46,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 633 transitions. [2020-04-18 07:35:46,373 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 633 transitions. Word has length 36 [2020-04-18 07:35:46,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:35:46,373 INFO L479 AbstractCegarLoop]: Abstraction has 303 states and 633 transitions. [2020-04-18 07:35:46,373 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-04-18 07:35:46,373 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 633 transitions. [2020-04-18 07:35:46,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-04-18 07:35:46,374 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:35:46,374 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:35:46,375 INFO L427 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:35:46,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:46,375 INFO L82 PathProgramCache]: Analyzing trace with hash -23176832, now seen corresponding path program 1 times [2020-04-18 07:35:46,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:35:46,375 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1161466350] [2020-04-18 07:35:46,377 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:46,380 INFO L259 McrAutomatonBuilder]: Finished intersection with 302 states and 565 transitions. [2020-04-18 07:35:46,381 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2020-04-18 07:35:46,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-04-18 07:35:46,383 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:35:46,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:46,383 INFO L82 PathProgramCache]: Analyzing trace with hash -23176832, now seen corresponding path program 2 times [2020-04-18 07:35:46,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:35:46,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692647131] [2020-04-18 07:35:46,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:35:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:35:46,644 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2020-04-18 07:35:47,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:35:47,618 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692647131] [2020-04-18 07:35:47,618 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:35:47,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-04-18 07:35:47,619 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:35:47,630 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:47,674 INFO L259 McrAutomatonBuilder]: Finished intersection with 76 states and 113 transitions. [2020-04-18 07:35:47,674 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:35:48,243 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 07:35:48,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-04-18 07:35:48,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2020-04-18 07:35:48,244 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 21 states. [2020-04-18 07:35:48,763 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 47 [2020-04-18 07:35:49,813 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2020-04-18 07:35:51,193 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 55 [2020-04-18 07:35:57,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:57,122 INFO L93 Difference]: Finished difference Result 520 states and 949 transitions. [2020-04-18 07:35:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 949 transitions. [2020-04-18 07:35:57,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-04-18 07:35:57,124 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 07:35:57,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:35:57,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1541267016, now seen corresponding path program 3 times [2020-04-18 07:35:57,124 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:35:57,125 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574641096] [2020-04-18 07:35:57,125 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:35:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 07:35:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 07:35:57,168 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574641096] [2020-04-18 07:35:57,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 07:35:57,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 07:35:57,168 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 07:35:57,178 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:35:57,237 INFO L259 McrAutomatonBuilder]: Finished intersection with 93 states and 147 transitions. [2020-04-18 07:35:57,238 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 07:35:57,659 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 7 times. [2020-04-18 07:35:57,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 07:35:57,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=515, Invalid=1935, Unknown=0, NotChecked=0, Total=2450 [2020-04-18 07:35:57,661 INFO L87 Difference]: Start difference. First operand 520 states and 949 transitions. Second operand 6 states. [2020-04-18 07:35:57,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:35:57,981 INFO L93 Difference]: Finished difference Result 549 states and 990 transitions. [2020-04-18 07:35:57,982 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 990 transitions. [2020-04-18 07:35:57,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 07:35:57,984 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1161466350] [2020-04-18 07:35:57,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 07:35:57,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-04-18 07:35:57,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1161466350] [2020-04-18 07:35:57,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-04-18 07:35:57,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 07:35:57,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-04-18 07:35:57,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=519, Invalid=2031, Unknown=0, NotChecked=0, Total=2550 [2020-04-18 07:35:57,986 INFO L87 Difference]: Start difference. First operand 303 states and 633 transitions. Second operand 25 states. [2020-04-18 07:35:58,500 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-04-18 07:36:01,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 07:36:01,046 INFO L93 Difference]: Finished difference Result 501 states and 1059 transitions. [2020-04-18 07:36:01,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-04-18 07:36:01,047 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 37 [2020-04-18 07:36:01,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 07:36:01,051 INFO L225 Difference]: With dead ends: 501 [2020-04-18 07:36:01,051 INFO L226 Difference]: Without dead ends: 492 [2020-04-18 07:36:01,052 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1244 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=764, Invalid=3928, Unknown=0, NotChecked=0, Total=4692 [2020-04-18 07:36:01,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2020-04-18 07:36:01,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 378. [2020-04-18 07:36:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2020-04-18 07:36:01,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 795 transitions. [2020-04-18 07:36:01,061 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 795 transitions. Word has length 37 [2020-04-18 07:36:01,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 07:36:01,062 INFO L479 AbstractCegarLoop]: Abstraction has 378 states and 795 transitions. [2020-04-18 07:36:01,062 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-04-18 07:36:01,062 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 795 transitions. [2020-04-18 07:36:01,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-04-18 07:36:01,063 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 07:36:01,063 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 07:36:01,063 INFO L427 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 07:36:01,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:36:01,064 INFO L82 PathProgramCache]: Analyzing trace with hash -716643246, now seen corresponding path program 1 times [2020-04-18 07:36:01,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 07:36:01,064 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [608590767] [2020-04-18 07:36:01,065 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 07:36:01,069 INFO L259 McrAutomatonBuilder]: Finished intersection with 327 states and 614 transitions. [2020-04-18 07:36:01,071 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states. [2020-04-18 07:36:01,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-04-18 07:36:01,072 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 07:36:01,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 07:36:01,072 INFO L82 PathProgramCache]: Analyzing trace with hash -716643246, now seen corresponding path program 2 times [2020-04-18 07:36:01,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 07:36:01,072 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909673276] [2020-04-18 07:36:01,073 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 07:36:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2020-04-18 07:36:08,615 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,619 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,624 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,626 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,628 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,629 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,631 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,640 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,642 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,650 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,651 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,653 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,654 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,656 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,656 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,657 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,657 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,658 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,659 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,659 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,659 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 07:36:08,662 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-18 07:36:08,667 WARN L228 ceAbstractionStarter]: Timeout [2020-04-18 07:36:08,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 07:36:08 BasicIcfg [2020-04-18 07:36:08,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-18 07:36:08,670 INFO L168 Benchmark]: Toolchain (without parser) took 264103.49 ms. Allocated memory was 136.3 MB in the beginning and 798.0 MB in the end (delta: 661.7 MB). Free memory was 99.1 MB in the beginning and 284.3 MB in the end (delta: -185.2 MB). Peak memory consumption was 717.5 MB. Max. memory is 7.1 GB. [2020-04-18 07:36:08,674 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 136.3 MB. Free memory is still 119.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-04-18 07:36:08,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 962.44 ms. Allocated memory was 136.3 MB in the beginning and 201.3 MB in the end (delta: 65.0 MB). Free memory was 97.2 MB in the beginning and 129.5 MB in the end (delta: -32.3 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. [2020-04-18 07:36:08,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.01 ms. Allocated memory is still 201.3 MB. Free memory was 129.5 MB in the beginning and 126.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2020-04-18 07:36:08,679 INFO L168 Benchmark]: Boogie Preprocessor took 88.47 ms. Allocated memory is still 201.3 MB. Free memory was 126.3 MB in the beginning and 124.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-04-18 07:36:08,679 INFO L168 Benchmark]: RCFGBuilder took 1275.13 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 123.2 MB in the beginning and 193.0 MB in the end (delta: -69.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 7.1 GB. [2020-04-18 07:36:08,680 INFO L168 Benchmark]: TraceAbstraction took 261612.60 ms. Allocated memory was 229.6 MB in the beginning and 798.0 MB in the end (delta: 568.3 MB). Free memory was 193.0 MB in the beginning and 284.3 MB in the end (delta: -91.3 MB). Peak memory consumption was 718.0 MB. Max. memory is 7.1 GB. [2020-04-18 07:36:08,684 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 136.3 MB. Free memory is still 119.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 962.44 ms. Allocated memory was 136.3 MB in the beginning and 201.3 MB in the end (delta: 65.0 MB). Free memory was 97.2 MB in the beginning and 129.5 MB in the end (delta: -32.3 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 144.01 ms. Allocated memory is still 201.3 MB. Free memory was 129.5 MB in the beginning and 126.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.47 ms. Allocated memory is still 201.3 MB. Free memory was 126.3 MB in the beginning and 124.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1275.13 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 123.2 MB in the beginning and 193.0 MB in the end (delta: -69.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 261612.60 ms. Allocated memory was 229.6 MB in the beginning and 798.0 MB in the end (delta: 568.3 MB). Free memory was 193.0 MB in the beginning and 284.3 MB in the end (delta: -91.3 MB). Peak memory consumption was 718.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 7.7s, 234 ProgramPointsBefore, 66 ProgramPointsAfterwards, 244 TransitionsBefore, 71 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 8 FixpointIterations, 62 TrivialSequentialCompositions, 115 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 24 ConcurrentYvCompositions, 5 ChoiceCompositions, 7978 VarBasedMoverChecksPositive, 171 VarBasedMoverChecksNegative, 55 SemBasedMoverChecksPositive, 184 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.3s, 0 MoverChecksTotal, 29908 CheckedPairsTotal, 205 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 39 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 37 interpolants. - TimeoutResultAtElement [Line: 1013]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1013). Cancelled while BasicCegarLoop was analyzing trace of length 39 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 37 interpolants. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 39 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 37 interpolants. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 228 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 261.4s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 92.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.8s, HoareTripleCheckerStatistics: 581 SDtfs, 905 SDslu, 2346 SDs, 0 SdLazy, 4054 SolverSat, 318 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 507 GetRequests, 298 SyntacticMatches, 10 SemanticMatches, 199 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2778 ImplicationChecksByTransitivity, 163.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1201occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 382 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown