/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/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:34:00,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:34:00,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:34:00,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:34:00,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:34:00,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:34:00,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:34:00,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:34:00,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:34:00,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:34:00,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:34:00,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:34:00,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:34:00,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:34:00,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:34:00,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:34:00,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:34:00,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:34:00,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:34:00,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:34:00,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:34:00,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:34:00,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:34:00,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:34:00,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:34:00,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:34:00,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:34:00,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:34:00,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:34:00,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:34:00,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:34:00,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:34:00,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:34:00,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:34:00,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:34:00,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:34:00,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:34:00,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:34:00,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:34:00,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:34:00,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:34:00,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:34:00,413 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:34:00,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:34:00,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:34:00,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:34:00,415 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:34:00,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:34:00,415 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:34:00,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:34:00,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:34:00,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:34:00,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:34:00,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:34:00,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:34:00,417 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:34:00,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:34:00,417 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:34:00,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:34:00,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:34:00,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:34:00,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:34:00,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:34:00,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:34:00,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:34:00,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:34:00,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:34:00,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:34:00,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:34:00,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:34:00,420 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:34:00,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:34:00,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:34:00,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:34:00,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:34:00,746 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:34:00,747 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:34:00,747 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2020-10-13 12:34:00,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a01b85ead/50b2cd117dd3486bbef1bec723c337eb/FLAGea90ee046 [2020-10-13 12:34:01,385 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:34:01,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2020-10-13 12:34:01,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a01b85ead/50b2cd117dd3486bbef1bec723c337eb/FLAGea90ee046 [2020-10-13 12:34:01,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a01b85ead/50b2cd117dd3486bbef1bec723c337eb [2020-10-13 12:34:01,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:34:01,661 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:34:01,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:34:01,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:34:01,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:34:01,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:34:01" (1/1) ... [2020-10-13 12:34:01,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:01, skipping insertion in model container [2020-10-13 12:34:01,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:34:01" (1/1) ... [2020-10-13 12:34:01,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:34:01,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:34:02,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:34:02,249 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:34:02,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:34:02,411 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:34:02,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02 WrapperNode [2020-10-13 12:34:02,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:34:02,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:34:02,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:34:02,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:34:02,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (1/1) ... [2020-10-13 12:34:02,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (1/1) ... [2020-10-13 12:34:02,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (1/1) ... [2020-10-13 12:34:02,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (1/1) ... [2020-10-13 12:34:02,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (1/1) ... [2020-10-13 12:34:02,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (1/1) ... [2020-10-13 12:34:02,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (1/1) ... [2020-10-13 12:34:02,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:34:02,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:34:02,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:34:02,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:34:02,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-13 12:34:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:34:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:34:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:34:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:34:02,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:34:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:34:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:34:02,627 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:34:02,627 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:34:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:34:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:34:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:34:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:34:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-13 12:34:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:34:02,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:34:02,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:34:02,630 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:34:02,630 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:34:02,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:34:02,630 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:34:02,630 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:34:02,631 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:34:02,631 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:34:02,631 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:34:02,632 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:34:02,632 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:34:02,632 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:34:02,632 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:34:02,632 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:34:02,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:34:02,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:34:02,633 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:34:02,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-13 12:34:02,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:34:02,633 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:34:02,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:34:02,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:34:02,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:34:02,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:34:02,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:34:02,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:34:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:34:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:34:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:34:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:34:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:34:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:34:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:34:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:34:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:34:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:34:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:34:02,638 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:34:02,638 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:34:02,638 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-13 12:34:02,638 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:34:02,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:34:02,639 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:34:02,639 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:34:02,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:34:02,639 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:34:02,639 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:34:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:34:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:34:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:34:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:34:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:34:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:34:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:34:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:34:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:34:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:34:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-13 12:34:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:34:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:34:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:34:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:34:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:34:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:34:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:34:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:34:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:34:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:34:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:34:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:34:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:34:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:34:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:34:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:34:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:34:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:34:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:34:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:34:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:34:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:34:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:34:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:34:03,934 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:34:03,935 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:34:03,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:34:03 BoogieIcfgContainer [2020-10-13 12:34:03,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:34:03,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:34:03,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:34:03,950 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:34:03,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:34:01" (1/3) ... [2020-10-13 12:34:03,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@308ae2db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:34:03, skipping insertion in model container [2020-10-13 12:34:03,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:02" (2/3) ... [2020-10-13 12:34:03,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@308ae2db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:34:03, skipping insertion in model container [2020-10-13 12:34:03,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:34:03" (3/3) ... [2020-10-13 12:34:03,955 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product61.cil.c [2020-10-13 12:34:03,966 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:34:03,977 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:34:03,992 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:34:04,026 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:34:04,026 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:34:04,027 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:34:04,027 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:34:04,028 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:34:04,028 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:34:04,028 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:34:04,028 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:34:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-10-13 12:34:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:34:04,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:04,064 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:04,064 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:04,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:04,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1301923028, now seen corresponding path program 1 times [2020-10-13 12:34:04,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:04,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [541285249] [2020-10-13 12:34:04,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:04,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:04,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:04,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:05,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:05,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:09,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:09,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:34:09,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:34:09,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 12:34:09,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:09,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:09,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:34:09,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:09,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-13 12:34:09,709 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:09,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:09,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:09,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:09,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:09,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:09,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 12:34:09,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:09,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:09,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:09,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:09,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:09,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:09,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:09,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:09,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:09,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:09,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:09,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:09,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:09,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:09,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:09,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:09,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:09,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:09,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:09,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:09,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:09,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:09,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:09,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:09,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:09,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:09,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:09,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:09,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:09,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:09,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:09,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:09,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:09,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:09,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:09,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:09,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:09,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:09,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:09,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:09,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:09,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:09,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:09,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:09,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:09,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:09,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:09,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:09,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:34:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:09,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:09,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:09,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:09,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:09,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:09,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:09,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:09,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:09,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:34:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:09,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:09,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:09,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:09,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:09,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:09,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:09,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:09,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:09,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:09,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:34:09,820 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [541285249] [2020-10-13 12:34:09,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:09,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:34:09,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69263097] [2020-10-13 12:34:09,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:34:09,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:09,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:34:09,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:34:09,846 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 3 states. [2020-10-13 12:34:11,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:11,183 INFO L93 Difference]: Finished difference Result 345 states and 451 transitions. [2020-10-13 12:34:11,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:34:11,185 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:34:11,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:11,210 INFO L225 Difference]: With dead ends: 345 [2020-10-13 12:34:11,210 INFO L226 Difference]: Without dead ends: 186 [2020-10-13 12:34:11,217 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:34:11,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-10-13 12:34:11,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 150. [2020-10-13 12:34:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-10-13 12:34:11,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 179 transitions. [2020-10-13 12:34:11,319 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 179 transitions. Word has length 46 [2020-10-13 12:34:11,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:11,323 INFO L479 AbstractCegarLoop]: Abstraction has 150 states and 179 transitions. [2020-10-13 12:34:11,323 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:34:11,324 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 179 transitions. [2020-10-13 12:34:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:34:11,333 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:11,333 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:11,334 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:34:11,335 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:11,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:11,335 INFO L82 PathProgramCache]: Analyzing trace with hash -216566915, now seen corresponding path program 1 times [2020-10-13 12:34:11,335 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:11,336 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [271615094] [2020-10-13 12:34:11,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:11,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:11,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:11,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:12,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:13,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:16,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:16,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:34:16,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:34:16,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4718 [2020-10-13 12:34:16,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:34:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:34:16,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:34:16,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:16,364 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:16,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:16,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:16,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:16,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:16,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:16,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 12:34:16,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:16,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:16,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:16,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:16,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:16,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:16,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:16,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:16,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:16,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:16,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:16,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:16,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:16,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:16,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:16,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:16,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:16,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:16,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:16,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:16,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:16,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:16,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:16,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:16,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:16,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:16,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:16,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:16,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:16,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:16,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:16,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:16,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:16,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:16,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:16,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:16,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:16,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:16,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:16,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:16,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:16,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:16,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:16,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:16,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:16,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:16,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:16,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:16,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:16,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:34:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:16,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:16,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:16,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:16,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:16,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:16,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:16,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:16,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:16,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:16,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:16,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:34:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:16,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:16,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:16,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:16,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:16,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:34:16,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:16,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:16,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:16,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:16,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:34:16,525 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [271615094] [2020-10-13 12:34:16,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:16,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:34:16,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814998792] [2020-10-13 12:34:16,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:34:16,529 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:16,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:34:16,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:34:16,530 INFO L87 Difference]: Start difference. First operand 150 states and 179 transitions. Second operand 4 states. [2020-10-13 12:34:17,040 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:18,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:18,037 INFO L93 Difference]: Finished difference Result 278 states and 342 transitions. [2020-10-13 12:34:18,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:34:18,041 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:34:18,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:18,044 INFO L225 Difference]: With dead ends: 278 [2020-10-13 12:34:18,044 INFO L226 Difference]: Without dead ends: 170 [2020-10-13 12:34:18,046 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:34:18,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-10-13 12:34:18,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 141. [2020-10-13 12:34:18,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2020-10-13 12:34:18,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 167 transitions. [2020-10-13 12:34:18,095 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 167 transitions. Word has length 47 [2020-10-13 12:34:18,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:18,096 INFO L479 AbstractCegarLoop]: Abstraction has 141 states and 167 transitions. [2020-10-13 12:34:18,096 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:34:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 167 transitions. [2020-10-13 12:34:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:34:18,098 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:18,098 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:18,098 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:34:18,098 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:18,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:18,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1163721234, now seen corresponding path program 1 times [2020-10-13 12:34:18,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:18,099 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1606330519] [2020-10-13 12:34:18,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:18,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:18,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:18,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:18,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:21,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:21,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-13 12:34:21,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:34:21,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2934 [2020-10-13 12:34:21,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:21,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:21,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 12:34:21,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:34:21,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:21,353 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:21,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:21,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:21,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:21,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:21,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:21,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 12:34:21,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:21,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:21,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:21,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:21,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:21,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:21,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:21,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:21,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:21,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:21,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:21,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:21,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:21,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:21,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:21,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:21,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:21,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:21,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:21,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:21,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:21,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:21,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:21,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:21,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:21,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:21,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:21,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:21,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:21,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:21,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:21,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:21,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:21,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:21,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:21,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:21,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:21,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:21,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:21,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:21,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:21,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:21,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:21,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:21,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:21,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:21,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:34:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:21,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:21,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:21,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:21,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:21,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:21,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:21,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:34:21,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:21,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:21,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:21,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:34:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:21,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:21,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:21,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:21,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:21,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:34:21,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:21,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:21,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:21,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:21,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:21,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:34:21,539 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1606330519] [2020-10-13 12:34:21,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:21,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:34:21,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251024594] [2020-10-13 12:34:21,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:34:21,541 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:21,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:34:21,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:34:21,542 INFO L87 Difference]: Start difference. First operand 141 states and 167 transitions. Second operand 7 states. [2020-10-13 12:34:21,954 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:22,683 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:34:22,983 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:34:23,250 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:34:23,918 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:24,199 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:34:24,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:24,967 INFO L93 Difference]: Finished difference Result 358 states and 455 transitions. [2020-10-13 12:34:24,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:34:24,968 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-13 12:34:24,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:24,972 INFO L225 Difference]: With dead ends: 358 [2020-10-13 12:34:24,973 INFO L226 Difference]: Without dead ends: 241 [2020-10-13 12:34:24,974 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:34:24,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2020-10-13 12:34:25,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 221. [2020-10-13 12:34:25,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-10-13 12:34:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 267 transitions. [2020-10-13 12:34:25,057 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 267 transitions. Word has length 51 [2020-10-13 12:34:25,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:25,058 INFO L479 AbstractCegarLoop]: Abstraction has 221 states and 267 transitions. [2020-10-13 12:34:25,058 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:34:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 267 transitions. [2020-10-13 12:34:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-13 12:34:25,060 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:25,061 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:25,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:34:25,061 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:25,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:25,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1919470965, now seen corresponding path program 1 times [2020-10-13 12:34:25,062 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:25,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [76814640] [2020-10-13 12:34:25,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:25,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:25,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:25,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-13 12:34:30,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:34:30,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-13 12:34:30,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:30,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-13 12:34:30,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:34:30,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,405 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:30,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:30,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 12:34:30,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:30,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:30,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:30,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:30,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:30,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:34:30,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:30,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:30,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:30,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:34:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:34:30,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 12:34:30,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:30,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:34:30,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:34:30,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:34:30,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:34:30,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:30,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 12:34:30,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:34:30,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:34:30,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:34:30,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:30,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 12:34:30,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:34:30,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:30,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:34:30,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:34:30,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:30,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:34:30,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:34:30,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:30,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:34:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:34:30,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:34:30,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:34:30,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:34:30,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:30,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:30,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:30,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:30,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:30,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:30,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:30,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 12:34:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:30,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:30,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:30,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-13 12:34:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:30,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:30,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:30,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:30,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:30,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:30,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:30,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:30,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:30,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:30,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:34:30,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [76814640] [2020-10-13 12:34:30,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:30,739 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:34:30,739 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107144081] [2020-10-13 12:34:30,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:34:30,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:30,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:34:30,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:34:30,741 INFO L87 Difference]: Start difference. First operand 221 states and 267 transitions. Second operand 8 states. [2020-10-13 12:34:31,750 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:31,945 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:34:32,192 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:32,437 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:33,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:33,365 INFO L93 Difference]: Finished difference Result 459 states and 596 transitions. [2020-10-13 12:34:33,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:34:33,366 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2020-10-13 12:34:33,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:33,371 INFO L225 Difference]: With dead ends: 459 [2020-10-13 12:34:33,372 INFO L226 Difference]: Without dead ends: 262 [2020-10-13 12:34:33,373 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:34:33,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2020-10-13 12:34:33,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 226. [2020-10-13 12:34:33,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-10-13 12:34:33,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 272 transitions. [2020-10-13 12:34:33,423 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 272 transitions. Word has length 99 [2020-10-13 12:34:33,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:33,424 INFO L479 AbstractCegarLoop]: Abstraction has 226 states and 272 transitions. [2020-10-13 12:34:33,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:34:33,424 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 272 transitions. [2020-10-13 12:34:33,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-13 12:34:33,425 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:33,425 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:33,426 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:34:33,426 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:33,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:33,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1566382583, now seen corresponding path program 1 times [2020-10-13 12:34:33,427 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:33,427 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [485695295] [2020-10-13 12:34:33,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:33,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:33,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:33,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-13 12:34:38,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:34:38,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:34:38,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:38,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-13 12:34:38,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:38,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,677 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:38,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:38,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 12:34:38,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:38,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:38,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:38,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:38,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:38,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:38,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:38,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:38,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:34:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:34:38,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:34:38,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:38,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-13 12:34:38,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:38,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:34:38,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:34:38,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:38,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 12:34:38,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:38,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:34:38,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 12:34:38,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:34:38,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:38,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:34:38,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:34:38,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:38,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:34:38,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:38,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:34:38,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:38,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:34:38,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:38,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:38,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:34:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:34:38,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:34:38,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:34:38,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:34:38,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:38,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:38,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:38,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:38,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:38,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:38,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 12:34:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:38,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:38,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-13 12:34:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:38,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:38,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:38,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:38,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:38,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:38,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:38,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:38,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:38,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:38,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:38,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:34:38,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [485695295] [2020-10-13 12:34:38,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:38,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:34:38,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191031740] [2020-10-13 12:34:38,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:34:38,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:38,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:34:38,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:34:38,912 INFO L87 Difference]: Start difference. First operand 226 states and 272 transitions. Second operand 7 states. [2020-10-13 12:34:39,996 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:40,241 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:40,471 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:41,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:41,331 INFO L93 Difference]: Finished difference Result 469 states and 606 transitions. [2020-10-13 12:34:41,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:34:41,332 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 99 [2020-10-13 12:34:41,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:41,336 INFO L225 Difference]: With dead ends: 469 [2020-10-13 12:34:41,336 INFO L226 Difference]: Without dead ends: 267 [2020-10-13 12:34:41,337 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:34:41,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2020-10-13 12:34:41,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 230. [2020-10-13 12:34:41,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-10-13 12:34:41,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 276 transitions. [2020-10-13 12:34:41,378 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 276 transitions. Word has length 99 [2020-10-13 12:34:41,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:41,378 INFO L479 AbstractCegarLoop]: Abstraction has 230 states and 276 transitions. [2020-10-13 12:34:41,378 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:34:41,378 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 276 transitions. [2020-10-13 12:34:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-13 12:34:41,380 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:41,380 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:41,380 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:34:41,381 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:41,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:41,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1595394120, now seen corresponding path program 1 times [2020-10-13 12:34:41,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:41,381 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1943816259] [2020-10-13 12:34:41,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:41,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:41,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:42,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-13 12:34:45,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:34:45,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4434 [2020-10-13 12:34:45,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:34:45,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-13 12:34:45,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-13 12:34:45,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,133 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:46,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:34:46,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:46,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:46,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:46,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:46,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:46,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:46,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:46,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:34:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:34:46,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 12:34:46,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:34:46,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-13 12:34:46,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:34:46,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 12:34:46,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:34:46,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-13 12:34:46,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:34:46,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:34:46,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:34:46,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-13 12:34:46,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:34:46,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:46,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:34:46,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:46,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:34:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:34:46,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:34:46,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:34:46,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:34:46,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:34:46,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:34:46,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:46,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:34:46,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:46,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:34:46,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:34:46,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:46,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:34:46,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:46,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-13 12:34:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:46,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:46,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-13 12:34:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:46,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:46,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:34:46,564 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1943816259] [2020-10-13 12:34:46,565 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:46,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:34:46,566 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684094283] [2020-10-13 12:34:46,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:34:46,567 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:46,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:34:46,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:34:46,567 INFO L87 Difference]: Start difference. First operand 230 states and 276 transitions. Second operand 12 states. [2020-10-13 12:34:47,008 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:34:47,765 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:34:48,043 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:48,274 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:48,519 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:48,843 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:49,784 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:34:50,024 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:34:50,265 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:50,490 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:51,214 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:51,465 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:51,701 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:34:51,922 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:34:52,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:52,842 INFO L93 Difference]: Finished difference Result 670 states and 880 transitions. [2020-10-13 12:34:52,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-13 12:34:52,843 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 99 [2020-10-13 12:34:52,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:52,847 INFO L225 Difference]: With dead ends: 670 [2020-10-13 12:34:52,847 INFO L226 Difference]: Without dead ends: 464 [2020-10-13 12:34:52,848 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 33 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=129, Invalid=627, Unknown=0, NotChecked=0, Total=756 [2020-10-13 12:34:52,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2020-10-13 12:34:52,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 404. [2020-10-13 12:34:52,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 404 states. [2020-10-13 12:34:52,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 497 transitions. [2020-10-13 12:34:52,922 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 497 transitions. Word has length 99 [2020-10-13 12:34:52,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:52,922 INFO L479 AbstractCegarLoop]: Abstraction has 404 states and 497 transitions. [2020-10-13 12:34:52,922 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:34:52,923 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 497 transitions. [2020-10-13 12:34:52,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-13 12:34:52,925 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:52,925 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:52,926 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:34:52,926 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:52,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:52,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1327607333, now seen corresponding path program 1 times [2020-10-13 12:34:52,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:52,927 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [337844972] [2020-10-13 12:34:52,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:52,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:52,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:53,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:53,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:55,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:55,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:55,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:56,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:57,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:57,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-13 12:34:57,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:34:57,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:34:57,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:57,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:34:57,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-13 12:34:57,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-13 12:34:57,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:58,195 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:58,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 12:34:58,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:58,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:58,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:58,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:58,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 12:34:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:34:58,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:34:58,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:34:58,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:34:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:34:58,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:34:58,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 154 [2020-10-13 12:34:58,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-13 12:34:58,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:34:58,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:58,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:34:58,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:34:58,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:34:58,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:34:58,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:34:58,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:34:58,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:34:58,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:58,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:34:58,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:34:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:34:58,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:34:58,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:34:58,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:58,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:58,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:58,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:34:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:34:58,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:34:58,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:34:58,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:58,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:34:58,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:58,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:34:58,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:34:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:58,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 12:34:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:58,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:34:58,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:34:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:58,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:34:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:58,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:58,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:58,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:58,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:58,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:58,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:58,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:58,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:58,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:58,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-13 12:34:58,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [337844972] [2020-10-13 12:34:58,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:34:58,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:34:58,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54228453] [2020-10-13 12:34:58,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:34:58,826 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:58,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:34:58,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:34:58,827 INFO L87 Difference]: Start difference. First operand 404 states and 497 transitions. Second operand 12 states. [2020-10-13 12:34:59,356 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:34:59,969 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:00,235 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:00,517 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:00,755 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:00,978 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:01,273 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:01,519 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:04,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:04,065 INFO L93 Difference]: Finished difference Result 1002 states and 1362 transitions. [2020-10-13 12:35:04,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-13 12:35:04,066 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 134 [2020-10-13 12:35:04,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:04,077 INFO L225 Difference]: With dead ends: 1002 [2020-10-13 12:35:04,078 INFO L226 Difference]: Without dead ends: 601 [2020-10-13 12:35:04,081 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=219, Invalid=773, Unknown=0, NotChecked=0, Total=992 [2020-10-13 12:35:04,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2020-10-13 12:35:04,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 404. [2020-10-13 12:35:04,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 404 states. [2020-10-13 12:35:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 480 transitions. [2020-10-13 12:35:04,196 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 480 transitions. Word has length 134 [2020-10-13 12:35:04,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:04,197 INFO L479 AbstractCegarLoop]: Abstraction has 404 states and 480 transitions. [2020-10-13 12:35:04,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:35:04,197 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 480 transitions. [2020-10-13 12:35:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-13 12:35:04,205 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:04,205 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:35:04,206 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:35:04,206 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:04,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:04,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1210783391, now seen corresponding path program 1 times [2020-10-13 12:35:04,206 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:04,207 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [924198133] [2020-10-13 12:35:04,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:04,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:04,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:04,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:04,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:04,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:06,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:06,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-13 12:35:06,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:35:06,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2332 [2020-10-13 12:35:06,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:06,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:35:06,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:06,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-13 12:35:06,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:06,819 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:06,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:06,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:06,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:06,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:06,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:06,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 12:35:06,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:06,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:06,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:06,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:35:06,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:06,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:06,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:06,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:06,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:06,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:06,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:06,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:06,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:06,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:06,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:06,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:06,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:06,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:06,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:06,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:06,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:06,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:06,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:06,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:06,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:06,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:06,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:06,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:06,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:06,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:06,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:06,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:06,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:06,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:06,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:06,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:06,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:06,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:06,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:06,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:06,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:06,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:06,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:06,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:06,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:06,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:06,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:06,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:06,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:06,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:35:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:06,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:06,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:06,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:35:06,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:06,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 12:35:06,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:06,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:35:06,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 12:35:06,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-13 12:35:06,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:07,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:07,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 12:35:07,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:35:07,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 12:35:07,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:07,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 12:35:07,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:35:07,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:07,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:07,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:35:07,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:07,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:35:07,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:07,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:07,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:07,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:35:07,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:07,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:07,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:07,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:07,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:35:07,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:07,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:35:07,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:07,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 12:35:07,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:07,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:07,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:07,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:07,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:07,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:07,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:07,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:07,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:07,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:07,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:35:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:35:07,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:07,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:07,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:35:07,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:07,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:07,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:07,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:07,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:07,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:35:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:07,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:07,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:07,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:07,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:07,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 12:35:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:07,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:07,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:07,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 12:35:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:07,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:07,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:07,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:07,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:07,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 12:35:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:07,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:07,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:07,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:07,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:07,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:07,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:07,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:07,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:07,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:07,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:07,299 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-13 12:35:07,299 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [924198133] [2020-10-13 12:35:07,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:35:07,300 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:35:07,300 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903604991] [2020-10-13 12:35:07,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:35:07,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:07,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:35:07,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:35:07,301 INFO L87 Difference]: Start difference. First operand 404 states and 480 transitions. Second operand 11 states. [2020-10-13 12:35:07,828 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:08,506 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 186 [2020-10-13 12:35:10,159 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:11,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:11,786 INFO L93 Difference]: Finished difference Result 1456 states and 1881 transitions. [2020-10-13 12:35:11,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-13 12:35:11,791 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 130 [2020-10-13 12:35:11,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:11,799 INFO L225 Difference]: With dead ends: 1456 [2020-10-13 12:35:11,799 INFO L226 Difference]: Without dead ends: 1076 [2020-10-13 12:35:11,802 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 48 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=172, Invalid=530, Unknown=0, NotChecked=0, Total=702 [2020-10-13 12:35:11,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2020-10-13 12:35:11,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 947. [2020-10-13 12:35:11,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2020-10-13 12:35:11,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1141 transitions. [2020-10-13 12:35:11,986 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1141 transitions. Word has length 130 [2020-10-13 12:35:11,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:11,986 INFO L479 AbstractCegarLoop]: Abstraction has 947 states and 1141 transitions. [2020-10-13 12:35:11,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:35:11,986 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1141 transitions. [2020-10-13 12:35:11,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-13 12:35:11,989 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:11,989 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2020-10-13 12:35:11,989 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:35:11,989 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:11,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:11,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1110307355, now seen corresponding path program 1 times [2020-10-13 12:35:11,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:11,990 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [195121558] [2020-10-13 12:35:11,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-13 12:35:12,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:35:12,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-13 12:35:12,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:12,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 12:35:12,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-13 12:35:12,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,398 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:12,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 12:35:12,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:12,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:12,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:12,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:35:12,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:12,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:35:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:12,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:35:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:35:12,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:35:12,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:12,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:35:12,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:12,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:35:12,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:12,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 12:35:12,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:12,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:12,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:12,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:12,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:12,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:12,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:12,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:12,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:12,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:12,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:12,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:35:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:35:12,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:12,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:35:12,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:35:12,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:12,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:12,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:12,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 12:35:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:12,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:12,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:12,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:12,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:35:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:12,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:35:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:12,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:12,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:12,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:12,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:12,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:12,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:12,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:12,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:12,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:12,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:12,655 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-13 12:35:12,656 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [195121558] [2020-10-13 12:35:12,656 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:35:12,656 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 12:35:12,656 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586178244] [2020-10-13 12:35:12,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:35:12,657 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:12,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:35:12,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:35:12,658 INFO L87 Difference]: Start difference. First operand 947 states and 1141 transitions. Second operand 8 states. [2020-10-13 12:35:12,993 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:14,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:14,331 INFO L93 Difference]: Finished difference Result 1996 states and 2493 transitions. [2020-10-13 12:35:14,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:35:14,332 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 134 [2020-10-13 12:35:14,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:14,341 INFO L225 Difference]: With dead ends: 1996 [2020-10-13 12:35:14,341 INFO L226 Difference]: Without dead ends: 1073 [2020-10-13 12:35:14,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:35:14,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1073 states. [2020-10-13 12:35:14,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1073 to 947. [2020-10-13 12:35:14,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2020-10-13 12:35:14,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1129 transitions. [2020-10-13 12:35:14,543 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1129 transitions. Word has length 134 [2020-10-13 12:35:14,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:14,544 INFO L479 AbstractCegarLoop]: Abstraction has 947 states and 1129 transitions. [2020-10-13 12:35:14,544 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:35:14,544 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1129 transitions. [2020-10-13 12:35:14,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-13 12:35:14,549 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:14,549 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 1, 1] [2020-10-13 12:35:14,549 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 12:35:14,549 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:14,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:14,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1713415852, now seen corresponding path program 1 times [2020-10-13 12:35:14,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:14,550 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [228919272] [2020-10-13 12:35:14,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:14,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:14,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:14,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-13 12:35:19,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:35:19,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:35:19,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-13 12:35:19,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-13 12:35:19,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,837 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:19,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:19,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:35:19,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:19,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:19,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:19,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:19,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:35:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:19,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:35:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:35:19,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:35:19,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:19,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:19,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:19,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:19,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:19,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:19,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:19,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:19,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:19,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:19,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:19,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:19,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:19,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:19,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:35:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:35:19,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:19,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:19,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:19,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:19,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:19,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:19,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:19,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:19,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:19,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:19,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:19,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:19,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:35:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:20,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:20,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:20,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:35:20,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 12:35:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:20,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:20,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:20,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:20,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:35:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-13 12:35:20,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 12:35:20,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:20,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:35:20,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-13 12:35:20,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:20,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:35:20,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:35:20,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:35:20,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:20,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:20,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:35:20,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:20,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 12:35:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:35:20,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:35:20,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:20,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-13 12:35:20,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:35:20,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:20,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:20,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:20,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:20,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:20,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:20,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:35:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:35:20,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:20,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:20,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:20,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:20,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:20,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:20,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:20,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:20,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 12:35:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:20,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:20,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:20,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:20,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:20,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-13 12:35:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:20,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:20,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:20,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:20,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:20,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:20,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:20,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:20,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:20,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:20,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-13 12:35:20,196 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [228919272] [2020-10-13 12:35:20,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:35:20,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 12:35:20,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062058135] [2020-10-13 12:35:20,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 12:35:20,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:20,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 12:35:20,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:35:20,198 INFO L87 Difference]: Start difference. First operand 947 states and 1129 transitions. Second operand 14 states. [2020-10-13 12:35:20,673 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:21,345 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:22,398 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:22,712 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:22,992 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:23,285 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:23,614 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:23,901 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:24,878 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:25,125 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:25,429 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:25,684 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:26,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:26,712 INFO L93 Difference]: Finished difference Result 1750 states and 2187 transitions. [2020-10-13 12:35:26,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-13 12:35:26,713 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 176 [2020-10-13 12:35:26,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:26,714 INFO L225 Difference]: With dead ends: 1750 [2020-10-13 12:35:26,714 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:35:26,721 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=281, Invalid=1125, Unknown=0, NotChecked=0, Total=1406 [2020-10-13 12:35:26,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:35:26,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:35:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:35:26,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:35:26,723 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2020-10-13 12:35:26,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:26,723 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:35:26,723 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 12:35:26,723 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:35:26,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:35:26,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 12:35:26,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:35:29,159 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2020-10-13 12:35:31,920 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2020-10-13 12:35:33,200 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 264 [2020-10-13 12:35:33,629 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 262 [2020-10-13 12:35:34,834 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 15 [2020-10-13 12:35:35,000 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-13 12:35:35,202 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-13 12:35:35,614 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-13 12:35:35,781 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-13 12:35:36,232 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-13 12:35:36,414 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-10-13 12:35:37,618 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 172 DAG size of output: 24 [2020-10-13 12:35:37,822 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-13 12:35:37,997 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-13 12:35:38,237 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:39,368 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 208 DAG size of output: 27 [2020-10-13 12:35:40,939 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 169 DAG size of output: 26 [2020-10-13 12:35:41,456 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 19 [2020-10-13 12:35:41,618 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-13 12:35:42,153 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 20 [2020-10-13 12:35:42,294 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-13 12:35:43,125 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 23 [2020-10-13 12:35:43,638 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 21 [2020-10-13 12:35:43,778 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-13 12:35:44,261 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 20 [2020-10-13 12:35:45,101 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-13 12:35:45,273 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-10-13 12:35:46,032 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-13 12:35:46,617 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-13 12:35:47,501 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 22 [2020-10-13 12:35:48,205 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-13 12:35:48,391 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-13 12:35:48,938 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 26 [2020-10-13 12:35:49,428 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 15 [2020-10-13 12:35:49,613 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-13 12:35:49,995 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-10-13 12:35:51,122 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 208 DAG size of output: 27 [2020-10-13 12:35:51,264 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-13 12:35:51,450 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-13 12:35:52,054 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 29 [2020-10-13 12:35:52,524 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-10-13 12:35:53,554 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-13 12:35:53,717 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-13 12:35:53,900 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-13 12:35:54,039 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-13 12:35:54,860 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 23 [2020-10-13 12:35:55,791 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 23 [2020-10-13 12:35:56,249 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-13 12:35:57,438 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 208 DAG size of output: 27 [2020-10-13 12:35:57,637 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-13 12:35:58,134 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 15 [2020-10-13 12:35:58,548 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-13 12:35:58,734 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-13 12:35:58,906 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-10-13 12:35:59,060 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-13 12:35:59,485 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-13 12:36:00,014 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 20 [2020-10-13 12:36:00,569 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 25 [2020-10-13 12:36:00,574 INFO L268 CegarLoopResult]: For program point L730(lines 707 731) no Hoare annotation was computed. [2020-10-13 12:36:00,575 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 683 738) no Hoare annotation was computed. [2020-10-13 12:36:00,575 INFO L268 CegarLoopResult]: For program point L714(lines 714 718) no Hoare annotation was computed. [2020-10-13 12:36:00,575 INFO L268 CegarLoopResult]: For program point L714-1(lines 714 718) no Hoare annotation was computed. [2020-10-13 12:36:00,575 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 683 738) no Hoare annotation was computed. [2020-10-13 12:36:00,575 INFO L268 CegarLoopResult]: For program point L709(line 709) no Hoare annotation was computed. [2020-10-13 12:36:00,576 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 683 738) no Hoare annotation was computed. [2020-10-13 12:36:00,576 INFO L268 CegarLoopResult]: For program point L708-2(lines 708 729) no Hoare annotation was computed. [2020-10-13 12:36:00,576 INFO L268 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-13 12:36:00,576 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 790) no Hoare annotation was computed. [2020-10-13 12:36:00,576 INFO L268 CegarLoopResult]: For program point L791(lines 764 792) no Hoare annotation was computed. [2020-10-13 12:36:00,576 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 739 798) no Hoare annotation was computed. [2020-10-13 12:36:00,577 INFO L268 CegarLoopResult]: For program point L784(line 784) no Hoare annotation was computed. [2020-10-13 12:36:00,577 INFO L268 CegarLoopResult]: For program point L784-1(line 784) no Hoare annotation was computed. [2020-10-13 12:36:00,577 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 739 798) no Hoare annotation was computed. [2020-10-13 12:36:00,577 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 739 798) no Hoare annotation was computed. [2020-10-13 12:36:00,577 INFO L268 CegarLoopResult]: For program point L771(lines 771 775) no Hoare annotation was computed. [2020-10-13 12:36:00,577 INFO L268 CegarLoopResult]: For program point L771-1(lines 771 775) no Hoare annotation was computed. [2020-10-13 12:36:00,578 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-13 12:36:00,578 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-13 12:36:00,578 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-13 12:36:00,578 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-13 12:36:00,578 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-13 12:36:00,578 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 300 322) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:00,578 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 300 322) no Hoare annotation was computed. [2020-10-13 12:36:00,579 INFO L264 CegarLoopResult]: At program point L312(line 312) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:00,579 INFO L264 CegarLoopResult]: At program point L312-1(line 312) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:00,579 INFO L268 CegarLoopResult]: For program point L310(lines 310 317) no Hoare annotation was computed. [2020-10-13 12:36:00,579 INFO L268 CegarLoopResult]: For program point L310-1(lines 310 317) no Hoare annotation was computed. [2020-10-13 12:36:00,579 INFO L268 CegarLoopResult]: For program point L308(line 308) no Hoare annotation was computed. [2020-10-13 12:36:00,580 INFO L264 CegarLoopResult]: At program point L307(line 307) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:00,580 INFO L264 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:00,580 INFO L264 CegarLoopResult]: At program point L306-1(line 306) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:00,580 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 300 322) no Hoare annotation was computed. [2020-10-13 12:36:00,580 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 258 281) no Hoare annotation was computed. [2020-10-13 12:36:00,580 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 258 281) no Hoare annotation was computed. [2020-10-13 12:36:00,580 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 258 281) no Hoare annotation was computed. [2020-10-13 12:36:00,580 INFO L268 CegarLoopResult]: For program point L276(line 276) no Hoare annotation was computed. [2020-10-13 12:36:00,581 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-13 12:36:00,581 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-10-13 12:36:00,581 INFO L268 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-10-13 12:36:00,581 INFO L268 CegarLoopResult]: For program point L272(line 272) no Hoare annotation was computed. [2020-10-13 12:36:00,581 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-10-13 12:36:00,581 INFO L268 CegarLoopResult]: For program point L270(line 270) no Hoare annotation was computed. [2020-10-13 12:36:00,581 INFO L268 CegarLoopResult]: For program point L269(line 269) no Hoare annotation was computed. [2020-10-13 12:36:00,581 INFO L268 CegarLoopResult]: For program point L268(line 268) no Hoare annotation was computed. [2020-10-13 12:36:00,582 INFO L268 CegarLoopResult]: For program point L267(line 267) no Hoare annotation was computed. [2020-10-13 12:36:00,582 INFO L268 CegarLoopResult]: For program point L266(line 266) no Hoare annotation was computed. [2020-10-13 12:36:00,582 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-10-13 12:36:00,582 INFO L268 CegarLoopResult]: For program point L264(line 264) no Hoare annotation was computed. [2020-10-13 12:36:00,582 INFO L268 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-10-13 12:36:00,582 INFO L264 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse1 (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))))) [2020-10-13 12:36:00,582 INFO L268 CegarLoopResult]: For program point L406-1(lines 387 411) no Hoare annotation was computed. [2020-10-13 12:36:00,582 INFO L264 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse3 .cse0 .cse1) (or .cse2 .cse3 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-13 12:36:00,582 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 387 411) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2020-10-13 12:36:00,583 INFO L264 CegarLoopResult]: At program point L397(line 397) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse3 .cse0 .cse1) (or .cse2 .cse3 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 387 411) no Hoare annotation was computed. [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point L395(lines 395 403) no Hoare annotation was computed. [2020-10-13 12:36:00,583 INFO L264 CegarLoopResult]: At program point L393(line 393) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse3 .cse0 .cse1) (or .cse2 .cse3 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point L393-1(line 393) no Hoare annotation was computed. [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point L391(lines 391 408) no Hoare annotation was computed. [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 482 490) no Hoare annotation was computed. [2020-10-13 12:36:00,583 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 482 490) the Hoare annotation is: true [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 482 490) no Hoare annotation was computed. [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2020-10-13 12:36:00,583 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 546 564) the Hoare annotation is: true [2020-10-13 12:36:00,583 INFO L271 CegarLoopResult]: At program point L553(line 553) the Hoare annotation is: true [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point L555-2(lines 555 559) no Hoare annotation was computed. [2020-10-13 12:36:00,583 INFO L268 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 546 564) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 546 564) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point L510(lines 510 518) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point L510-2(lines 510 518) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point L498(lines 498 506) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point L498-2(lines 498 506) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 491 526) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point L521-1(line 521) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 491 526) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 491 526) no Hoare annotation was computed. [2020-10-13 12:36:00,584 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-13 12:36:00,585 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-13 12:36:00,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 637 682) no Hoare annotation was computed. [2020-10-13 12:36:00,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 637 682) no Hoare annotation was computed. [2020-10-13 12:36:00,585 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 637 682) no Hoare annotation was computed. [2020-10-13 12:36:00,585 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 950 995) no Hoare annotation was computed. [2020-10-13 12:36:00,585 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 950 995) no Hoare annotation was computed. [2020-10-13 12:36:00,585 INFO L268 CegarLoopResult]: For program point L970(lines 970 977) no Hoare annotation was computed. [2020-10-13 12:36:00,585 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 950 995) no Hoare annotation was computed. [2020-10-13 12:36:00,585 INFO L268 CegarLoopResult]: For program point L964(lines 964 984) no Hoare annotation was computed. [2020-10-13 12:36:00,586 INFO L268 CegarLoopResult]: For program point L964-1(lines 964 984) no Hoare annotation was computed. [2020-10-13 12:36:00,586 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 290 299) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:00,586 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 290 299) no Hoare annotation was computed. [2020-10-13 12:36:00,586 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 290 299) no Hoare annotation was computed. [2020-10-13 12:36:00,586 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 471 481) the Hoare annotation is: true [2020-10-13 12:36:00,586 INFO L271 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: true [2020-10-13 12:36:00,586 INFO L268 CegarLoopResult]: For program point L476-1(line 476) no Hoare annotation was computed. [2020-10-13 12:36:00,587 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 471 481) no Hoare annotation was computed. [2020-10-13 12:36:00,587 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 471 481) no Hoare annotation was computed. [2020-10-13 12:36:00,587 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 463 470) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2020-10-13 12:36:00,587 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 463 470) no Hoare annotation was computed. [2020-10-13 12:36:00,587 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 463 470) no Hoare annotation was computed. [2020-10-13 12:36:00,587 INFO L268 CegarLoopResult]: For program point L169(lines 169 175) no Hoare annotation was computed. [2020-10-13 12:36:00,587 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2020-10-13 12:36:00,587 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2020-10-13 12:36:00,587 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2020-10-13 12:36:00,588 INFO L268 CegarLoopResult]: For program point L417(lines 417 434) no Hoare annotation was computed. [2020-10-13 12:36:00,588 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 413 437) no Hoare annotation was computed. [2020-10-13 12:36:00,588 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 413 437) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2020-10-13 12:36:00,588 INFO L264 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (let ((.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not .cse0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1)))) [2020-10-13 12:36:00,588 INFO L268 CegarLoopResult]: For program point L432-1(lines 413 437) no Hoare annotation was computed. [2020-10-13 12:36:00,588 INFO L264 CegarLoopResult]: At program point L427(line 427) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~4) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-13 12:36:00,589 INFO L264 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (let ((.cse1 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~4) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse2 .cse1) (or .cse4 .cse5 .cse3 .cse2) (or .cse4 .cse5 .cse0 .cse2))) [2020-10-13 12:36:00,589 INFO L268 CegarLoopResult]: For program point L421(lines 421 429) no Hoare annotation was computed. [2020-10-13 12:36:00,589 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse2 .cse1) (or .cse4 .cse5 .cse0 .cse1) (or .cse4 .cse5 .cse3 .cse1))) [2020-10-13 12:36:00,589 INFO L268 CegarLoopResult]: For program point L419-1(line 419) no Hoare annotation was computed. [2020-10-13 12:36:00,589 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 353 359) no Hoare annotation was computed. [2020-10-13 12:36:00,589 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 353 359) the Hoare annotation is: true [2020-10-13 12:36:00,590 INFO L264 CegarLoopResult]: At program point testENTRY(lines 566 629) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:00,590 INFO L268 CegarLoopResult]: For program point testFINAL(lines 566 629) no Hoare annotation was computed. [2020-10-13 12:36:00,590 INFO L264 CegarLoopResult]: At program point L622(lines 575 623) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-13 12:36:00,590 INFO L268 CegarLoopResult]: For program point L612(lines 612 616) no Hoare annotation was computed. [2020-10-13 12:36:00,590 INFO L264 CegarLoopResult]: At program point L612-2(lines 606 617) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 1) .cse0))) [2020-10-13 12:36:00,590 INFO L268 CegarLoopResult]: For program point L577(lines 576 621) no Hoare annotation was computed. [2020-10-13 12:36:00,590 INFO L268 CegarLoopResult]: For program point L606(lines 606 617) no Hoare annotation was computed. [2020-10-13 12:36:00,590 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 1) .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point L596(lines 596 602) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 602) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 1) .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-13 12:36:00,591 INFO L264 CegarLoopResult]: At program point L619(lines 576 621) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 1) .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (= 0 ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point L586(lines 586 592) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point L586-1(lines 586 592) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point testEXIT(lines 566 629) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point L578(lines 578 582) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point L924(lines 924 931) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 904 949) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point L918(lines 918 938) no Hoare annotation was computed. [2020-10-13 12:36:00,591 INFO L268 CegarLoopResult]: For program point L918-1(lines 918 938) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 904 949) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 904 949) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 438 445) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 438 445) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 438 445) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:00,592 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 801 903) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L830(lines 830 846) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L890(lines 890 897) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L851(lines 850 870) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L882-1(line 882) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L847(lines 847 888) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 801 903) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-10-13 12:36:00,593 INFO L268 CegarLoopResult]: For program point L825(lines 825 829) no Hoare annotation was computed. [2020-10-13 12:36:00,594 INFO L268 CegarLoopResult]: For program point L889(lines 889 900) no Hoare annotation was computed. [2020-10-13 12:36:00,594 INFO L268 CegarLoopResult]: For program point L852(lines 852 856) no Hoare annotation was computed. [2020-10-13 12:36:00,594 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 801 903) no Hoare annotation was computed. [2020-10-13 12:36:00,594 INFO L268 CegarLoopResult]: For program point L850-2(lines 850 870) no Hoare annotation was computed. [2020-10-13 12:36:00,594 INFO L268 CegarLoopResult]: For program point L871(lines 849 872) no Hoare annotation was computed. [2020-10-13 12:36:00,594 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:00,594 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:36:00,595 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:00,595 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 446 462) no Hoare annotation was computed. [2020-10-13 12:36:00,595 INFO L264 CegarLoopResult]: At program point L457(line 457) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~5) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3))) [2020-10-13 12:36:00,595 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 446 462) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3 .cse4))) [2020-10-13 12:36:00,595 INFO L268 CegarLoopResult]: For program point L457-1(lines 446 462) no Hoare annotation was computed. [2020-10-13 12:36:00,595 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-10-13 12:36:00,596 INFO L264 CegarLoopResult]: At program point L451(line 451) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3 .cse4))) [2020-10-13 12:36:00,596 INFO L268 CegarLoopResult]: For program point L451-1(line 451) no Hoare annotation was computed. [2020-10-13 12:36:00,596 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 156 164) no Hoare annotation was computed. [2020-10-13 12:36:00,596 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2020-10-13 12:36:00,596 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2020-10-13 12:36:00,596 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 527 545) no Hoare annotation was computed. [2020-10-13 12:36:00,596 INFO L268 CegarLoopResult]: For program point L536(lines 536 540) no Hoare annotation was computed. [2020-10-13 12:36:00,596 INFO L271 CegarLoopResult]: At program point L534(line 534) the Hoare annotation is: true [2020-10-13 12:36:00,596 INFO L268 CegarLoopResult]: For program point L536-2(lines 536 540) no Hoare annotation was computed. [2020-10-13 12:36:00,597 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 527 545) the Hoare annotation is: true [2020-10-13 12:36:00,597 INFO L268 CegarLoopResult]: For program point L534-1(line 534) no Hoare annotation was computed. [2020-10-13 12:36:00,597 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 527 545) no Hoare annotation was computed. [2020-10-13 12:36:00,597 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (= |old(~methaneLevelCritical~0)| 1)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (or (= ~methaneLevelCritical~0 0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2020-10-13 12:36:00,597 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2020-10-13 12:36:00,597 INFO L268 CegarLoopResult]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2020-10-13 12:36:00,597 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:00,597 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:36:00,597 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:00,598 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2020-10-13 12:36:00,598 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2020-10-13 12:36:00,598 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2020-10-13 12:36:00,598 INFO L264 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse3 .cse1) (or .cse4 .cse5 .cse6 .cse0 .cse1))) [2020-10-13 12:36:00,598 INFO L264 CegarLoopResult]: At program point L340(lines 340 346) the Hoare annotation is: (let ((.cse3 (not (<= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse1) (or .cse3 .cse4 .cse5 .cse0 .cse1) (or .cse6 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) .cse2))) [2020-10-13 12:36:00,598 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 329 352) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-13 12:36:00,598 INFO L264 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or .cse4 .cse5 .cse3 .cse2) (or .cse4 .cse5 .cse1 .cse2))) [2020-10-13 12:36:00,599 INFO L268 CegarLoopResult]: For program point L333(lines 332 351) no Hoare annotation was computed. [2020-10-13 12:36:00,599 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 329 352) no Hoare annotation was computed. [2020-10-13 12:36:00,599 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 329 352) no Hoare annotation was computed. [2020-10-13 12:36:00,599 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 227 256) no Hoare annotation was computed. [2020-10-13 12:36:00,599 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 227 256) the Hoare annotation is: true [2020-10-13 12:36:00,599 INFO L271 CegarLoopResult]: At program point L252(lines 227 256) the Hoare annotation is: true [2020-10-13 12:36:00,599 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-10-13 12:36:00,599 INFO L268 CegarLoopResult]: For program point L241(lines 241 245) no Hoare annotation was computed. [2020-10-13 12:36:00,599 INFO L271 CegarLoopResult]: At program point L241-1(lines 241 245) the Hoare annotation is: true [2020-10-13 12:36:00,599 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-10-13 12:36:00,600 INFO L271 CegarLoopResult]: At program point L237-2(lines 237 251) the Hoare annotation is: true [2020-10-13 12:36:00,600 INFO L271 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: true [2020-10-13 12:36:00,600 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-10-13 12:36:00,600 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-13 12:36:00,600 INFO L268 CegarLoopResult]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2020-10-13 12:36:00,600 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2020-10-13 12:36:00,600 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 282 288) no Hoare annotation was computed. [2020-10-13 12:36:00,600 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 282 288) the Hoare annotation is: true [2020-10-13 12:36:00,600 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:00,601 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-13 12:36:00,601 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:36:00,601 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:00,601 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 361 385) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2020-10-13 12:36:00,601 INFO L264 CegarLoopResult]: At program point L380(line 380) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse3 .cse0 .cse1) (or .cse2 .cse3 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-13 12:36:00,601 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 361 385) no Hoare annotation was computed. [2020-10-13 12:36:00,601 INFO L268 CegarLoopResult]: For program point L380-1(lines 361 385) no Hoare annotation was computed. [2020-10-13 12:36:00,602 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0)) (.cse0 (<= processEnvironment__wrappee__highWaterSensor_~tmp~2 0)) (.cse1 (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and .cse0 .cse1 .cse2) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse3 (and .cse0 .cse1 .cse2 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))))) [2020-10-13 12:36:00,602 INFO L264 CegarLoopResult]: At program point L371(line 371) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 (and .cse1 .cse2 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) (and .cse1 .cse2) .cse0))) [2020-10-13 12:36:00,602 INFO L268 CegarLoopResult]: For program point L369(lines 369 377) no Hoare annotation was computed. [2020-10-13 12:36:00,602 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse1 (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))))) [2020-10-13 12:36:00,602 INFO L268 CegarLoopResult]: For program point L367-1(line 367) no Hoare annotation was computed. [2020-10-13 12:36:00,602 INFO L268 CegarLoopResult]: For program point L365(lines 365 382) no Hoare annotation was computed. [2020-10-13 12:36:00,602 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2020-10-13 12:36:00,603 INFO L268 CegarLoopResult]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2020-10-13 12:36:00,603 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-13 12:36:00,603 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 189 196) no Hoare annotation was computed. [2020-10-13 12:36:00,603 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2020-10-13 12:36:00,603 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 189 196) the Hoare annotation is: true [2020-10-13 12:36:00,603 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 189 196) no Hoare annotation was computed. [2020-10-13 12:36:00,603 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 199 223) the Hoare annotation is: true [2020-10-13 12:36:00,603 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 199 223) no Hoare annotation was computed. [2020-10-13 12:36:00,603 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~methaneLevelCritical~0 1)) (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0))))) [2020-10-13 12:36:00,604 INFO L268 CegarLoopResult]: For program point L211(lines 211 217) no Hoare annotation was computed. [2020-10-13 12:36:00,604 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~methaneLevelCritical~0 1)) (not (<= 0 ~pumpRunning~0)) (= __utac_acc__Specification1_spec__1_~tmp~0 ~methaneLevelCritical~0) .cse0 (not (<= ~pumpRunning~0 0))))) [2020-10-13 12:36:00,604 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-10-13 12:36:00,604 INFO L268 CegarLoopResult]: For program point L207(lines 207 220) no Hoare annotation was computed. [2020-10-13 12:36:00,604 INFO L268 CegarLoopResult]: For program point L207-1(lines 199 223) no Hoare annotation was computed. [2020-10-13 12:36:00,604 INFO L271 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: true [2020-10-13 12:36:00,604 INFO L268 CegarLoopResult]: For program point L205-1(line 205) no Hoare annotation was computed. [2020-10-13 12:36:00,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:36:00 BoogieIcfgContainer [2020-10-13 12:36:00,622 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:36:00,624 INFO L168 Benchmark]: Toolchain (without parser) took 118963.83 ms. Allocated memory was 141.0 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 103.6 MB in the beginning and 446.6 MB in the end (delta: -343.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-13 12:36:00,624 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 12:36:00,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.08 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 103.4 MB in the beginning and 171.4 MB in the end (delta: -68.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:00,626 INFO L168 Benchmark]: Boogie Preprocessor took 126.69 ms. Allocated memory is still 203.9 MB. Free memory was 171.4 MB in the beginning and 166.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:00,626 INFO L168 Benchmark]: RCFGBuilder took 1405.77 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 166.9 MB in the beginning and 190.5 MB in the end (delta: -23.7 MB). Peak memory consumption was 79.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:00,627 INFO L168 Benchmark]: TraceAbstraction took 116675.12 ms. Allocated memory was 234.9 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 189.2 MB in the beginning and 446.6 MB in the end (delta: -257.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-13 12:36:00,630 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 750.08 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 103.4 MB in the beginning and 171.4 MB in the end (delta: -68.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.69 ms. Allocated memory is still 203.9 MB. Free memory was 171.4 MB in the beginning and 166.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1405.77 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 166.9 MB in the beginning and 190.5 MB in the end (delta: -23.7 MB). Peak memory consumption was 79.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 116675.12 ms. Allocated memory was 234.9 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 189.2 MB in the beginning and 446.6 MB in the end (delta: -257.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 575]: Loop Invariant Derived loop invariant: (((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || 0 == systemActive) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) <= 0) || (splverifierCounter <= 0 && methaneLevelCritical == 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || (((methaneLevelCritical == 1 && splverifierCounter <= 0) && 0 <= pumpRunning) && pumpRunning <= 0)) || 0 == systemActive) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 252 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 82.7s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 35.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 33.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1495 SDtfs, 3969 SDslu, 1367 SDs, 0 SdLazy, 9061 SolverSat, 2744 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 540 GetRequests, 370 SyntacticMatches, 8 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 860 ImplicationChecksByTransitivity, 15.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=947occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 670 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 2124 PreInvPairs, 2332 NumberOfFragments, 1831 HoareAnnotationTreeSize, 2124 FomulaSimplifications, 46993576 FormulaSimplificationTreeSizeReduction, 7.5s HoareSimplificationTime, 68 FomulaSimplificationsInter, 1559888 FormulaSimplificationTreeSizeReductionInter, 26.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 45.2s InterpolantComputationTime, 1015 NumberOfCodeBlocks, 1015 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1005 ConstructedInterpolants, 0 QuantifiedInterpolants, 361072 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 132/140 InterpolantCoveringCapability, 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 proved your program to be correct! Received shutdown request...