/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread/queue_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 11:47:40,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 11:47:40,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 11:47:41,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 11:47:41,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 11:47:41,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 11:47:41,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 11:47:41,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 11:47:41,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 11:47:41,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 11:47:41,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 11:47:41,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 11:47:41,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 11:47:41,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 11:47:41,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 11:47:41,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 11:47:41,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 11:47:41,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 11:47:41,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 11:47:41,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 11:47:41,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 11:47:41,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 11:47:41,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 11:47:41,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 11:47:41,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 11:47:41,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 11:47:41,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 11:47:41,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 11:47:41,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 11:47:41,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 11:47:41,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 11:47:41,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 11:47:41,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 11:47:41,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 11:47:41,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 11:47:41,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 11:47:41,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 11:47:41,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 11:47:41,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 11:47:41,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 11:47:41,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 11:47:41,077 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe-McrStrategy.epf [2020-04-18 11:47:41,091 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 11:47:41,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 11:47:41,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 11:47:41,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 11:47:41,093 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 11:47:41,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 11:47:41,093 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 11:47:41,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 11:47:41,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 11:47:41,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 11:47:41,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 11:47:41,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 11:47:41,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 11:47:41,095 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 11:47:41,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 11:47:41,095 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 11:47:41,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 11:47:41,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 11:47:41,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 11:47:41,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 11:47:41,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 11:47:41,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 11:47:41,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 11:47:41,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 11:47:41,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 11:47:41,097 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 11:47:41,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 11:47:41,097 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 11:47:41,098 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 11:47:41,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 11:47:41,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 11:47:41,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 11:47:41,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 11:47:41,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 11:47:41,416 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 11:47:41,416 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 11:47:41,417 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2020-04-18 11:47:41,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc1d56862/49b86490d4174153a91e8047bd5ad1c5/FLAGb6510ef63 [2020-04-18 11:47:42,111 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 11:47:42,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2020-04-18 11:47:42,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc1d56862/49b86490d4174153a91e8047bd5ad1c5/FLAGb6510ef63 [2020-04-18 11:47:42,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc1d56862/49b86490d4174153a91e8047bd5ad1c5 [2020-04-18 11:47:42,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 11:47:42,390 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 11:47:42,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 11:47:42,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 11:47:42,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 11:47:42,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:47:42" (1/1) ... [2020-04-18 11:47:42,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bebbcfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:42, skipping insertion in model container [2020-04-18 11:47:42,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:47:42" (1/1) ... [2020-04-18 11:47:42,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 11:47:42,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 11:47:43,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 11:47:43,030 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 11:47:43,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 11:47:43,233 INFO L208 MainTranslator]: Completed translation [2020-04-18 11:47:43,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43 WrapperNode [2020-04-18 11:47:43,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 11:47:43,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 11:47:43,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 11:47:43,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 11:47:43,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 11:47:43,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 11:47:43,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 11:47:43,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 11:47:43,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... [2020-04-18 11:47:43,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 11:47:43,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 11:47:43,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 11:47:43,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 11:47:43,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 11:47:43,460 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-04-18 11:47:43,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-04-18 11:47:43,461 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-04-18 11:47:43,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-04-18 11:47:43,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 11:47:43,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 11:47:43,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 11:47:43,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 11:47:43,462 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-04-18 11:47:43,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-18 11:47:43,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 11:47:43,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 11:47:43,464 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 11:47:44,285 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-18 11:47:44,286 INFO L295 CfgBuilder]: Removed 18 assume(true) statements. [2020-04-18 11:47:44,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 11:47:44 BoogieIcfgContainer [2020-04-18 11:47:44,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-18 11:47:44,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-18 11:47:44,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-18 11:47:44,295 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-18 11:47:44,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 11:47:42" (1/3) ... [2020-04-18 11:47:44,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3780e2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 11:47:44, skipping insertion in model container [2020-04-18 11:47:44,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (2/3) ... [2020-04-18 11:47:44,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3780e2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 11:47:44, skipping insertion in model container [2020-04-18 11:47:44,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 11:47:44" (3/3) ... [2020-04-18 11:47:44,300 INFO L109 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2020-04-18 11:47:44,312 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-18 11:47:44,312 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-18 11:47:44,321 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-04-18 11:47:44,322 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-18 11:47:44,376 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,376 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,376 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,377 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,377 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,377 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,377 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,378 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,378 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,378 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,378 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,379 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,380 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,380 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,380 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,380 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,381 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,381 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,381 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,381 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,381 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,381 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,382 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,382 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,382 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,382 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,382 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,383 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,383 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,383 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,384 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,384 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,384 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,384 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,384 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,385 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,386 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,386 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,386 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,387 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,388 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,388 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,388 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,389 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,389 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,389 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,389 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,390 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,390 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,391 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,391 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,391 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,392 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,392 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,392 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,392 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,392 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,393 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,393 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,393 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,393 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,393 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,395 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,395 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,396 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,396 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,396 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,396 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,397 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,397 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,397 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,397 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,398 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,398 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,401 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,401 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,401 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,402 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,402 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,402 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,403 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,403 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,404 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,404 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,404 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,405 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,405 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,405 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,405 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,406 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,406 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,406 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,406 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,406 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,407 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,407 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,407 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,407 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,407 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,408 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,408 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,409 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,412 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,412 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,413 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,413 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,420 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,420 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,420 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,421 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,421 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,422 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,422 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,422 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,422 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,422 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,423 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,423 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,423 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,423 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,423 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,424 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,424 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,424 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,424 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,424 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,425 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,425 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,425 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,425 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,425 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,425 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,426 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,426 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,426 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,426 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,426 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,426 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,427 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,427 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,427 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,427 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,427 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,427 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,428 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,428 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,428 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,428 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,428 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,428 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,429 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,429 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,429 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,429 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,429 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,429 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,430 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,430 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,430 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,430 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,430 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,430 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,431 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,431 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,431 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,431 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,431 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,432 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,432 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,432 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,433 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,434 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,434 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,434 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,434 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,435 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,435 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,435 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,435 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,435 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,435 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,436 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,436 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,436 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,436 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,436 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,437 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,437 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,437 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,437 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,437 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,438 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,438 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,438 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,440 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,440 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,440 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,441 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,447 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,448 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,448 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,448 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,448 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,449 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,449 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,449 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,449 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,449 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,450 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,450 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,450 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,450 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,450 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,451 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,451 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,451 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,451 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,451 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,451 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,452 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,452 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,452 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,452 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,452 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,453 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,453 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,453 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,453 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,454 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,459 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,459 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,459 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,460 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,460 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,462 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,462 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,463 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,463 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,463 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,463 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,463 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,463 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,464 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,464 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,464 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,464 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,464 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,465 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,465 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,465 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,465 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,465 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,465 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,466 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,466 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,466 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,467 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,467 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,467 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,467 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,468 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,468 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,468 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,468 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,468 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,468 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,469 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,469 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,469 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,469 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,469 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,469 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,470 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,470 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,470 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,470 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,470 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,470 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,471 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,471 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,471 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,471 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,471 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,473 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,479 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,479 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,479 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,480 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,480 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,480 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,480 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,480 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,480 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,481 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,481 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,481 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,481 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,481 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,481 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,483 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,483 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,483 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,483 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,483 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,483 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,485 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,485 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,485 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,493 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,494 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,494 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,494 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,494 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,494 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,495 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,495 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,496 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,496 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,496 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,496 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,496 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,496 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,497 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,497 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,497 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,497 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 11:47:44,525 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-04-18 11:47:44,550 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-18 11:47:44,550 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-18 11:47:44,550 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-18 11:47:44,550 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-18 11:47:44,550 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-18 11:47:44,550 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-18 11:47:44,551 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-18 11:47:44,551 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-18 11:47:44,575 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-04-18 11:47:44,576 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-04-18 11:47:44,723 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-04-18 11:47:44,723 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-18 11:47:44,736 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 11:47:44,750 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-04-18 11:47:44,812 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-04-18 11:47:44,812 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-18 11:47:44,815 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 11:47:44,827 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14896 [2020-04-18 11:47:44,829 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-04-18 11:47:47,924 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-04-18 11:47:49,296 WARN L192 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2020-04-18 11:47:49,558 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-04-18 11:47:50,352 WARN L192 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-04-18 11:47:51,207 WARN L192 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-04-18 11:47:51,219 INFO L206 etLargeBlockEncoding]: Checked pairs total: 33987 [2020-04-18 11:47:51,219 INFO L214 etLargeBlockEncoding]: Total number of compositions: 196 [2020-04-18 11:47:51,223 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 76 transitions, 174 flow [2020-04-18 11:47:51,298 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1506 states. [2020-04-18 11:47:51,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states. [2020-04-18 11:47:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-04-18 11:47:51,307 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:47:51,308 INFO L425 BasicCegarLoop]: trace histogram [1] [2020-04-18 11:47:51,308 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 11:47:51,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:51,314 INFO L82 PathProgramCache]: Analyzing trace with hash 954, now seen corresponding path program 1 times [2020-04-18 11:47:51,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:47:51,320 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [2081819272] [2020-04-18 11:47:51,337 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:51,345 INFO L259 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-04-18 11:47:51,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-04-18 11:47:51,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-04-18 11:47:51,347 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:47:51,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:51,347 INFO L82 PathProgramCache]: Analyzing trace with hash 954, now seen corresponding path program 2 times [2020-04-18 11:47:51,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:47:51,352 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182748088] [2020-04-18 11:47:51,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:47:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:47:51,462 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 11:47:51,463 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182748088] [2020-04-18 11:47:51,463 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:47:51,464 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-04-18 11:47:51,465 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:47:51,465 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:51,465 INFO L259 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-04-18 11:47:51,465 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:47:51,468 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:47:51,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-18 11:47:51,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 11:47:51,475 INFO L87 Difference]: Start difference. First operand 2 states. Second operand 2 states. [2020-04-18 11:47:51,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:51,481 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2020-04-18 11:47:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states and 1 transitions. [2020-04-18 11:47:51,482 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:47:51,482 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [2081819272] [2020-04-18 11:47:51,483 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:47:51,483 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [0] total 0 [2020-04-18 11:47:51,483 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [2081819272] [2020-04-18 11:47:51,485 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-04-18 11:47:51,485 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:47:51,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-18 11:47:51,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 11:47:51,491 INFO L87 Difference]: Start difference. First operand 1506 states. Second operand 2 states. [2020-04-18 11:47:51,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:51,546 INFO L93 Difference]: Finished difference Result 1505 states and 3960 transitions. [2020-04-18 11:47:51,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-04-18 11:47:51,548 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-04-18 11:47:51,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:47:51,591 INFO L225 Difference]: With dead ends: 1505 [2020-04-18 11:47:51,591 INFO L226 Difference]: Without dead ends: 1370 [2020-04-18 11:47:51,593 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 11:47:51,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-04-18 11:47:51,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1370. [2020-04-18 11:47:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1370 states. [2020-04-18 11:47:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 3635 transitions. [2020-04-18 11:47:51,725 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 3635 transitions. Word has length 1 [2020-04-18 11:47:51,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:47:51,726 INFO L479 AbstractCegarLoop]: Abstraction has 1370 states and 3635 transitions. [2020-04-18 11:47:51,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-04-18 11:47:51,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3635 transitions. [2020-04-18 11:47:51,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-04-18 11:47:51,728 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:47:51,728 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 11:47:51,729 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 11:47:51,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:51,729 INFO L82 PathProgramCache]: Analyzing trace with hash -700961165, now seen corresponding path program 1 times [2020-04-18 11:47:51,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:47:51,730 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1145659878] [2020-04-18 11:47:51,730 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:51,731 INFO L259 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-04-18 11:47:51,731 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2020-04-18 11:47:51,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-04-18 11:47:51,732 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:47:51,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:51,733 INFO L82 PathProgramCache]: Analyzing trace with hash -700961165, now seen corresponding path program 2 times [2020-04-18 11:47:51,733 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:47:51,734 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018974543] [2020-04-18 11:47:51,734 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:47:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:47:51,873 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 11:47:51,874 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018974543] [2020-04-18 11:47:51,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:47:51,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 11:47:51,905 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:47:51,908 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:51,910 INFO L259 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-04-18 11:47:51,911 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:47:51,916 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:47:51,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 11:47:51,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 11:47:51,917 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 3 states. [2020-04-18 11:47:51,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:51,919 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2020-04-18 11:47:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2020-04-18 11:47:51,920 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:47:51,920 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1145659878] [2020-04-18 11:47:51,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:47:51,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-04-18 11:47:51,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1145659878] [2020-04-18 11:47:51,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 11:47:51,922 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:47:51,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 11:47:51,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 11:47:51,922 INFO L87 Difference]: Start difference. First operand 1370 states and 3635 transitions. Second operand 3 states. [2020-04-18 11:47:51,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:51,958 INFO L93 Difference]: Finished difference Result 1370 states and 3590 transitions. [2020-04-18 11:47:51,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 11:47:51,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-04-18 11:47:51,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:47:51,973 INFO L225 Difference]: With dead ends: 1370 [2020-04-18 11:47:51,973 INFO L226 Difference]: Without dead ends: 1370 [2020-04-18 11:47:51,975 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 11:47:51,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-04-18 11:47:52,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1370. [2020-04-18 11:47:52,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1370 states. [2020-04-18 11:47:52,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 3590 transitions. [2020-04-18 11:47:52,022 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 3590 transitions. Word has length 11 [2020-04-18 11:47:52,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:47:52,022 INFO L479 AbstractCegarLoop]: Abstraction has 1370 states and 3590 transitions. [2020-04-18 11:47:52,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 11:47:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3590 transitions. [2020-04-18 11:47:52,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-18 11:47:52,033 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:47:52,033 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 11:47:52,033 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 11:47:52,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:52,034 INFO L82 PathProgramCache]: Analyzing trace with hash 688839195, now seen corresponding path program 1 times [2020-04-18 11:47:52,034 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:47:52,034 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [431144819] [2020-04-18 11:47:52,035 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:52,035 INFO L259 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-04-18 11:47:52,035 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2020-04-18 11:47:52,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-18 11:47:52,036 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:47:52,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:52,037 INFO L82 PathProgramCache]: Analyzing trace with hash 688839195, now seen corresponding path program 2 times [2020-04-18 11:47:52,037 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:47:52,037 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329328842] [2020-04-18 11:47:52,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:47:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:47:52,415 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2020-04-18 11:47:52,540 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2020-04-18 11:47:52,624 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 11:47:52,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329328842] [2020-04-18 11:47:52,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:47:52,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-04-18 11:47:52,625 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:47:52,628 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:52,630 INFO L259 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-04-18 11:47:52,631 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:47:52,802 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:47:52,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 11:47:52,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-04-18 11:47:52,804 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 6 states. [2020-04-18 11:47:53,098 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-04-18 11:47:53,315 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-04-18 11:47:53,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:53,443 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2020-04-18 11:47:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2020-04-18 11:47:53,444 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:47:53,444 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [431144819] [2020-04-18 11:47:53,444 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:47:53,444 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-04-18 11:47:53,445 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [431144819] [2020-04-18 11:47:53,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-18 11:47:53,445 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:47:53,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 11:47:53,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-04-18 11:47:53,446 INFO L87 Difference]: Start difference. First operand 1370 states and 3590 transitions. Second operand 6 states. [2020-04-18 11:47:54,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:54,135 INFO L93 Difference]: Finished difference Result 1369 states and 3587 transitions. [2020-04-18 11:47:54,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-18 11:47:54,135 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2020-04-18 11:47:54,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:47:54,145 INFO L225 Difference]: With dead ends: 1369 [2020-04-18 11:47:54,145 INFO L226 Difference]: Without dead ends: 1369 [2020-04-18 11:47:54,145 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-04-18 11:47:54,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1369 states. [2020-04-18 11:47:54,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1369 to 1369. [2020-04-18 11:47:54,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1369 states. [2020-04-18 11:47:54,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 3587 transitions. [2020-04-18 11:47:54,183 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 3587 transitions. Word has length 13 [2020-04-18 11:47:54,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:47:54,183 INFO L479 AbstractCegarLoop]: Abstraction has 1369 states and 3587 transitions. [2020-04-18 11:47:54,183 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-18 11:47:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 3587 transitions. [2020-04-18 11:47:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 11:47:54,184 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:47:54,185 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 11:47:54,185 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 11:47:54,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:54,185 INFO L82 PathProgramCache]: Analyzing trace with hash 507372402, now seen corresponding path program 1 times [2020-04-18 11:47:54,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:47:54,186 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1011260787] [2020-04-18 11:47:54,186 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:54,187 INFO L259 McrAutomatonBuilder]: Finished intersection with 26 states and 36 transitions. [2020-04-18 11:47:54,187 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2020-04-18 11:47:54,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 11:47:54,188 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:47:54,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:54,188 INFO L82 PathProgramCache]: Analyzing trace with hash 507372402, now seen corresponding path program 2 times [2020-04-18 11:47:54,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:47:54,189 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620118638] [2020-04-18 11:47:54,189 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:47:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:47:54,648 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2020-04-18 11:47:54,780 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 11:47:54,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620118638] [2020-04-18 11:47:54,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:47:54,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-18 11:47:54,781 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:47:54,784 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:54,786 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 11:47:54,787 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:47:54,946 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:47:54,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-18 11:47:54,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-04-18 11:47:54,947 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 7 states. [2020-04-18 11:47:55,146 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 45 [2020-04-18 11:47:55,350 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2020-04-18 11:47:55,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:55,471 INFO L93 Difference]: Finished difference Result 26 states and 36 transitions. [2020-04-18 11:47:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2020-04-18 11:47:55,472 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:47:55,472 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1011260787] [2020-04-18 11:47:55,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:47:55,473 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-04-18 11:47:55,473 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1011260787] [2020-04-18 11:47:55,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-04-18 11:47:55,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:47:55,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-18 11:47:55,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-04-18 11:47:55,474 INFO L87 Difference]: Start difference. First operand 1369 states and 3587 transitions. Second operand 7 states. [2020-04-18 11:47:56,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:56,288 INFO L93 Difference]: Finished difference Result 1550 states and 4041 transitions. [2020-04-18 11:47:56,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-18 11:47:56,288 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-04-18 11:47:56,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:47:56,299 INFO L225 Difference]: With dead ends: 1550 [2020-04-18 11:47:56,300 INFO L226 Difference]: Without dead ends: 1550 [2020-04-18 11:47:56,300 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-04-18 11:47:56,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2020-04-18 11:47:56,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1504. [2020-04-18 11:47:56,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1504 states. [2020-04-18 11:47:56,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1504 states and 3925 transitions. [2020-04-18 11:47:56,343 INFO L78 Accepts]: Start accepts. Automaton has 1504 states and 3925 transitions. Word has length 14 [2020-04-18 11:47:56,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:47:56,344 INFO L479 AbstractCegarLoop]: Abstraction has 1504 states and 3925 transitions. [2020-04-18 11:47:56,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-04-18 11:47:56,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3925 transitions. [2020-04-18 11:47:56,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 11:47:56,345 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:47:56,345 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 11:47:56,345 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 11:47:56,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:56,346 INFO L82 PathProgramCache]: Analyzing trace with hash -397251134, now seen corresponding path program 1 times [2020-04-18 11:47:56,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:47:56,346 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [285884720] [2020-04-18 11:47:56,347 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:56,347 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 11:47:56,348 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2020-04-18 11:47:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 11:47:56,348 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:47:56,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:56,348 INFO L82 PathProgramCache]: Analyzing trace with hash -397251134, now seen corresponding path program 2 times [2020-04-18 11:47:56,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:47:56,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250708922] [2020-04-18 11:47:56,349 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:47:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:47:56,779 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 11:47:56,779 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250708922] [2020-04-18 11:47:56,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:47:56,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-04-18 11:47:56,780 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:47:56,782 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:56,784 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 11:47:56,784 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:47:56,904 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:47:56,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-04-18 11:47:56,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-04-18 11:47:56,904 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 10 states. [2020-04-18 11:47:57,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:57,222 INFO L93 Difference]: Finished difference Result 15 states and 14 transitions. [2020-04-18 11:47:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2020-04-18 11:47:57,222 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:47:57,223 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [285884720] [2020-04-18 11:47:57,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:47:57,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-04-18 11:47:57,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [285884720] [2020-04-18 11:47:57,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-04-18 11:47:57,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:47:57,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-04-18 11:47:57,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2020-04-18 11:47:57,225 INFO L87 Difference]: Start difference. First operand 1504 states and 3925 transitions. Second operand 10 states. [2020-04-18 11:47:57,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:57,577 INFO L93 Difference]: Finished difference Result 1509 states and 3936 transitions. [2020-04-18 11:47:57,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-04-18 11:47:57,578 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2020-04-18 11:47:57,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:47:57,587 INFO L225 Difference]: With dead ends: 1509 [2020-04-18 11:47:57,587 INFO L226 Difference]: Without dead ends: 1509 [2020-04-18 11:47:57,588 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2020-04-18 11:47:57,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1509 states. [2020-04-18 11:47:57,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1509 to 1502. [2020-04-18 11:47:57,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2020-04-18 11:47:57,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 3921 transitions. [2020-04-18 11:47:57,628 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 3921 transitions. Word has length 14 [2020-04-18 11:47:57,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:47:57,629 INFO L479 AbstractCegarLoop]: Abstraction has 1502 states and 3921 transitions. [2020-04-18 11:47:57,629 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-04-18 11:47:57,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 3921 transitions. [2020-04-18 11:47:57,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 11:47:57,630 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:47:57,630 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 11:47:57,630 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 11:47:57,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:57,631 INFO L82 PathProgramCache]: Analyzing trace with hash -178504750, now seen corresponding path program 1 times [2020-04-18 11:47:57,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:47:57,631 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [755417978] [2020-04-18 11:47:57,632 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:57,632 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 11:47:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2020-04-18 11:47:57,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 11:47:57,633 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:47:57,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:57,633 INFO L82 PathProgramCache]: Analyzing trace with hash -178504750, now seen corresponding path program 2 times [2020-04-18 11:47:57,634 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:47:57,634 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530586639] [2020-04-18 11:47:57,634 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:47:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:47:57,666 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 11:47:57,666 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530586639] [2020-04-18 11:47:57,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:47:57,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-18 11:47:57,667 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:47:57,668 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:57,670 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 11:47:57,671 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:47:57,674 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:47:57,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 11:47:57,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 11:47:57,674 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 3 states. [2020-04-18 11:47:57,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:57,675 INFO L93 Difference]: Finished difference Result 15 states and 14 transitions. [2020-04-18 11:47:57,675 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2020-04-18 11:47:57,675 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:47:57,676 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [755417978] [2020-04-18 11:47:57,676 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:47:57,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2] total 2 [2020-04-18 11:47:57,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [755417978] [2020-04-18 11:47:57,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 11:47:57,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:47:57,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 11:47:57,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 11:47:57,677 INFO L87 Difference]: Start difference. First operand 1502 states and 3921 transitions. Second operand 3 states. [2020-04-18 11:47:57,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:57,689 INFO L93 Difference]: Finished difference Result 1254 states and 3205 transitions. [2020-04-18 11:47:57,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 11:47:57,690 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-04-18 11:47:57,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:47:57,697 INFO L225 Difference]: With dead ends: 1254 [2020-04-18 11:47:57,697 INFO L226 Difference]: Without dead ends: 1212 [2020-04-18 11:47:57,697 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 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 11:47:57,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1212 states. [2020-04-18 11:47:57,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1212 to 1212. [2020-04-18 11:47:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1212 states. [2020-04-18 11:47:57,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1212 states and 3108 transitions. [2020-04-18 11:47:57,726 INFO L78 Accepts]: Start accepts. Automaton has 1212 states and 3108 transitions. Word has length 14 [2020-04-18 11:47:57,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:47:57,727 INFO L479 AbstractCegarLoop]: Abstraction has 1212 states and 3108 transitions. [2020-04-18 11:47:57,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 11:47:57,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 3108 transitions. [2020-04-18 11:47:57,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 11:47:57,728 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:47:57,728 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 11:47:57,728 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 11:47:57,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:57,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1727754421, now seen corresponding path program 1 times [2020-04-18 11:47:57,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:47:57,729 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [945097884] [2020-04-18 11:47:57,730 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:57,730 INFO L259 McrAutomatonBuilder]: Finished intersection with 28 states and 39 transitions. [2020-04-18 11:47:57,730 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2020-04-18 11:47:57,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 11:47:57,731 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:47:57,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:57,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1727754421, now seen corresponding path program 2 times [2020-04-18 11:47:57,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:47:57,732 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039200926] [2020-04-18 11:47:57,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:47:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:47:58,072 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-04-18 11:47:58,272 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-04-18 11:47:58,673 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 11:47:58,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039200926] [2020-04-18 11:47:58,674 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:47:58,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-18 11:47:58,674 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:47:58,676 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:47:58,679 INFO L259 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-04-18 11:47:58,680 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:47:58,969 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:47:58,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-18 11:47:58,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-04-18 11:47:58,971 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 11 states. [2020-04-18 11:47:59,317 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2020-04-18 11:47:59,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:47:59,782 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2020-04-18 11:47:59,782 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2020-04-18 11:47:59,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 11:47:59,783 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 11:47:59,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:47:59,783 INFO L82 PathProgramCache]: Analyzing trace with hash 570049493, now seen corresponding path program 3 times [2020-04-18 11:47:59,783 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:47:59,784 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761151721] [2020-04-18 11:47:59,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:47:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:48:04,530 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-04-18 11:48:04,899 WARN L192 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 37 [2020-04-18 11:48:05,216 WARN L192 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 53 [2020-04-18 11:48:05,550 WARN L192 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 50 [2020-04-18 11:48:06,394 WARN L192 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 53 [2020-04-18 11:48:06,996 WARN L192 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 59 [2020-04-18 11:48:07,949 WARN L192 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 62 [2020-04-18 11:48:08,864 WARN L192 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 53 [2020-04-18 11:48:09,052 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 11:48:09,052 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761151721] [2020-04-18 11:48:09,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:48:09,053 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 11:48:09,053 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:48:09,055 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:48:09,058 INFO L259 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-04-18 11:48:09,058 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:48:09,707 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-04-18 11:48:10,360 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-04-18 11:48:10,769 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-04-18 11:48:11,258 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-04-18 11:48:11,813 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-04-18 11:48:11,934 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 11:48:11,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-04-18 11:48:11,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=516, Unknown=0, NotChecked=0, Total=600 [2020-04-18 11:48:11,935 INFO L87 Difference]: Start difference. First operand 33 states and 43 transitions. Second operand 12 states. [2020-04-18 11:48:12,581 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2020-04-18 11:48:15,502 WARN L192 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 56 [2020-04-18 11:48:22,376 WARN L192 SmtUtils]: Spent 4.95 s on a formula simplification that was a NOOP. DAG size: 109 [2020-04-18 11:48:29,882 WARN L192 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 121 [2020-04-18 11:48:32,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:48:32,622 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2020-04-18 11:48:32,622 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2020-04-18 11:48:32,622 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:48:32,623 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [945097884] [2020-04-18 11:48:32,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:48:32,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-04-18 11:48:32,623 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [945097884] [2020-04-18 11:48:32,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-04-18 11:48:32,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:48:32,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-04-18 11:48:32,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=690, Unknown=0, NotChecked=0, Total=812 [2020-04-18 11:48:32,625 INFO L87 Difference]: Start difference. First operand 1212 states and 3108 transitions. Second operand 21 states. [2020-04-18 11:48:35,762 WARN L192 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 53 [2020-04-18 11:48:59,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:48:59,674 INFO L93 Difference]: Finished difference Result 1236 states and 3182 transitions. [2020-04-18 11:48:59,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-04-18 11:48:59,675 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 15 [2020-04-18 11:48:59,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:48:59,682 INFO L225 Difference]: With dead ends: 1236 [2020-04-18 11:48:59,682 INFO L226 Difference]: Without dead ends: 1181 [2020-04-18 11:48:59,683 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 16.8s TimeCoverageRelationStatistics Valid=131, Invalid=739, Unknown=0, NotChecked=0, Total=870 [2020-04-18 11:48:59,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1181 states. [2020-04-18 11:48:59,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1181 to 1121. [2020-04-18 11:48:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1121 states. [2020-04-18 11:48:59,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 2906 transitions. [2020-04-18 11:48:59,707 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 2906 transitions. Word has length 15 [2020-04-18 11:48:59,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:48:59,707 INFO L479 AbstractCegarLoop]: Abstraction has 1121 states and 2906 transitions. [2020-04-18 11:48:59,707 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-04-18 11:48:59,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2906 transitions. [2020-04-18 11:48:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-04-18 11:48:59,710 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:48:59,710 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 11:48:59,710 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 11:48:59,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:48:59,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1224679170, now seen corresponding path program 1 times [2020-04-18 11:48:59,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:48:59,711 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1253087860] [2020-04-18 11:48:59,712 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:48:59,716 INFO L259 McrAutomatonBuilder]: Finished intersection with 314 states and 589 transitions. [2020-04-18 11:48:59,718 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states. [2020-04-18 11:48:59,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-04-18 11:48:59,719 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:48:59,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:48:59,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1224679170, now seen corresponding path program 2 times [2020-04-18 11:48:59,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:48:59,720 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226188991] [2020-04-18 11:48:59,720 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:48:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 11:48:59,758 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 11:48:59,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226188991] [2020-04-18 11:48:59,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 11:48:59,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 11:48:59,759 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 11:48:59,769 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:48:59,811 INFO L259 McrAutomatonBuilder]: Finished intersection with 86 states and 133 transitions. [2020-04-18 11:48:59,812 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 11:48:59,870 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 10 times. [2020-04-18 11:48:59,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-18 11:48:59,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-04-18 11:48:59,871 INFO L87 Difference]: Start difference. First operand 314 states. Second operand 7 states. [2020-04-18 11:49:00,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:49:00,090 INFO L93 Difference]: Finished difference Result 323 states and 606 transitions. [2020-04-18 11:49:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 606 transitions. [2020-04-18 11:49:00,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 11:49:00,092 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1253087860] [2020-04-18 11:49:00,092 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 11:49:00,092 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-04-18 11:49:00,092 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1253087860] [2020-04-18 11:49:00,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-04-18 11:49:00,093 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 11:49:00,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-18 11:49:00,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-04-18 11:49:00,093 INFO L87 Difference]: Start difference. First operand 1121 states and 2906 transitions. Second operand 7 states. [2020-04-18 11:49:00,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 11:49:00,486 INFO L93 Difference]: Finished difference Result 570 states and 1259 transitions. [2020-04-18 11:49:00,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-04-18 11:49:00,486 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2020-04-18 11:49:00,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 11:49:00,491 INFO L225 Difference]: With dead ends: 570 [2020-04-18 11:49:00,491 INFO L226 Difference]: Without dead ends: 560 [2020-04-18 11:49:00,491 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-04-18 11:49:00,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-04-18 11:49:00,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 480. [2020-04-18 11:49:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2020-04-18 11:49:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1070 transitions. [2020-04-18 11:49:00,502 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1070 transitions. Word has length 37 [2020-04-18 11:49:00,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 11:49:00,502 INFO L479 AbstractCegarLoop]: Abstraction has 480 states and 1070 transitions. [2020-04-18 11:49:00,502 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-04-18 11:49:00,502 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1070 transitions. [2020-04-18 11:49:00,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-04-18 11:49:00,505 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 11:49:00,505 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 11:49:00,505 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 11:49:00,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:49:00,506 INFO L82 PathProgramCache]: Analyzing trace with hash -905973555, now seen corresponding path program 1 times [2020-04-18 11:49:00,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 11:49:00,506 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [44273761] [2020-04-18 11:49:00,507 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 11:49:00,511 INFO L259 McrAutomatonBuilder]: Finished intersection with 327 states and 614 transitions. [2020-04-18 11:49:00,513 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states. [2020-04-18 11:49:00,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-04-18 11:49:00,514 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 11:49:00,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 11:49:00,515 INFO L82 PathProgramCache]: Analyzing trace with hash -905973555, now seen corresponding path program 2 times [2020-04-18 11:49:00,516 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 11:49:00,516 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114907776] [2020-04-18 11:49:00,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 11:49:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2020-04-18 11:51:48,267 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,276 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,277 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,279 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,280 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,281 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,282 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,284 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,285 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,286 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,287 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,287 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,288 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,288 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,289 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,289 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-18 11:51:48,291 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-18 11:51:48,295 WARN L228 ceAbstractionStarter]: Timeout [2020-04-18 11:51:48,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 11:51:48 BasicIcfg [2020-04-18 11:51:48,295 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-18 11:51:48,297 INFO L168 Benchmark]: Toolchain (without parser) took 245928.59 ms. Allocated memory was 137.9 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 100.9 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-04-18 11:51:48,298 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-04-18 11:51:48,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 844.04 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 98.9 MB in the beginning and 132.6 MB in the end (delta: -33.7 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2020-04-18 11:51:48,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.98 ms. Allocated memory is still 202.4 MB. Free memory was 132.6 MB in the beginning and 129.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2020-04-18 11:51:48,299 INFO L168 Benchmark]: Boogie Preprocessor took 58.56 ms. Allocated memory is still 202.4 MB. Free memory was 129.2 MB in the beginning and 127.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-04-18 11:51:48,300 INFO L168 Benchmark]: RCFGBuilder took 915.94 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 127.2 MB in the beginning and 197.7 MB in the end (delta: -70.5 MB). Peak memory consumption was 46.1 MB. Max. memory is 7.1 GB. [2020-04-18 11:51:48,301 INFO L168 Benchmark]: TraceAbstraction took 244003.75 ms. Allocated memory was 234.4 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 196.2 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-04-18 11:51:48,304 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 844.04 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 98.9 MB in the beginning and 132.6 MB in the end (delta: -33.7 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 79.98 ms. Allocated memory is still 202.4 MB. Free memory was 132.6 MB in the beginning and 129.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.56 ms. Allocated memory is still 202.4 MB. Free memory was 129.2 MB in the beginning and 127.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 915.94 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 127.2 MB in the beginning and 197.7 MB in the end (delta: -70.5 MB). Peak memory consumption was 46.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 244003.75 ms. Allocated memory was 234.4 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 196.2 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 6.6s, 234 ProgramPointsBefore, 71 ProgramPointsAfterwards, 244 TransitionsBefore, 76 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 8 FixpointIterations, 62 TrivialSequentialCompositions, 110 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 20 ConcurrentYvCompositions, 5 ChoiceCompositions, 7803 VarBasedMoverChecksPositive, 125 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 33987 CheckedPairsTotal, 196 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: 243.7s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 29.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.7s, HoareTripleCheckerStatistics: 562 SDtfs, 401 SDslu, 1672 SDs, 0 SdLazy, 2035 SolverSat, 62 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179 GetRequests, 112 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 18.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1506occurred 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: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 193 StatesRemovedByMinimization, 4 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