/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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_spec3_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:44:08,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:44:08,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:44:08,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:44:08,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:44:08,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:44:08,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:44:08,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:44:08,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:44:08,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:44:08,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:44:08,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:44:08,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:44:08,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:44:08,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:44:08,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:44:08,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:44:08,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:44:08,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:44:08,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:44:08,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:44:08,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:44:08,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:44:08,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:44:08,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:44:08,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:44:08,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:44:08,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:44:08,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:44:08,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:44:08,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:44:08,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:44:08,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:44:08,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:44:08,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:44:08,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:44:08,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:44:08,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:44:08,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:44:08,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:44:08,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:44:08,432 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 [2020-10-15 01:44:08,458 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:44:08,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:44:08,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:44:08,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:44:08,461 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:44:08,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:44:08,461 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:44:08,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:44:08,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:44:08,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:44:08,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:44:08,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:44:08,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:44:08,462 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:44:08,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:44:08,463 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:44:08,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:44:08,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:44:08,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:44:08,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:44:08,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:44:08,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:44:08,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:44:08,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:44:08,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:44:08,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:44:08,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:44:08,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:44:08,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:44:08,466 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:44:08,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:44:08,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:44:08,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:44:08,786 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:44:08,786 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:44:08,787 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2020-10-15 01:44:08,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0452d7f90/ecb6ac82e9a44b148c253bdcd6b06e25/FLAGf4deb337c [2020-10-15 01:44:09,403 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:44:09,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2020-10-15 01:44:09,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0452d7f90/ecb6ac82e9a44b148c253bdcd6b06e25/FLAGf4deb337c [2020-10-15 01:44:09,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0452d7f90/ecb6ac82e9a44b148c253bdcd6b06e25 [2020-10-15 01:44:09,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:44:09,747 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:44:09,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:44:09,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:44:09,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:44:09,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:44:09" (1/1) ... [2020-10-15 01:44:09,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b5b388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:09, skipping insertion in model container [2020-10-15 01:44:09,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:44:09" (1/1) ... [2020-10-15 01:44:09,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:44:09,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:44:10,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:44:10,250 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:44:10,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:44:10,410 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:44:10,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10 WrapperNode [2020-10-15 01:44:10,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:44:10,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:44:10,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:44:10,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:44:10,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (1/1) ... [2020-10-15 01:44:10,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (1/1) ... [2020-10-15 01:44:10,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (1/1) ... [2020-10-15 01:44:10,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (1/1) ... [2020-10-15 01:44:10,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (1/1) ... [2020-10-15 01:44:10,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (1/1) ... [2020-10-15 01:44:10,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (1/1) ... [2020-10-15 01:44:10,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:44:10,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:44:10,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:44:10,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:44:10,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (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 [2020-10-15 01:44:10,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:44:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:44:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:44:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-15 01:44:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:44:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:44:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:44:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:44:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:44:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:44:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:44:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:44:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:44:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:44:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:44:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:44:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:44:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:44:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:44:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:44:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:44:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:44:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:44:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:44:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:44:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:44:10,583 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:44:10,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:44:10,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:44:10,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:44:10,583 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-15 01:44:10,583 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:44:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:44:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:44:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:44:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:44:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:44:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:44:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:44:10,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:44:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:44:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:44:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:44:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:44:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:44:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:44:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:44:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-15 01:44:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:44:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:44:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:44:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:44:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:44:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:44:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:44:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:44:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:44:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:44:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:44:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:44:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:44:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:44:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:44:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:44:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:44:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:44:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:44:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:44:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:44:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:44:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:44:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:44:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:44:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:44:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:44:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:44:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:44:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:44:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:44:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:44:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:44:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:44:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:44:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:44:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:44:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:44:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:44:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:44:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:44:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:44:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-15 01:44:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:44:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:44:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:44:11,847 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:44:11,847 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:44:11,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:44:11 BoogieIcfgContainer [2020-10-15 01:44:11,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:44:11,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:44:11,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:44:11,858 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:44:11,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:44:09" (1/3) ... [2020-10-15 01:44:11,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b5ce8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:44:11, skipping insertion in model container [2020-10-15 01:44:11,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:10" (2/3) ... [2020-10-15 01:44:11,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b5ce8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:44:11, skipping insertion in model container [2020-10-15 01:44:11,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:44:11" (3/3) ... [2020-10-15 01:44:11,862 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2020-10-15 01:44:11,872 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:44:11,880 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:44:11,894 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:44:11,918 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:44:11,919 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:44:11,919 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:44:11,919 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:44:11,919 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:44:11,919 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:44:11,919 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:44:11,920 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:44:11,943 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-10-15 01:44:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-15 01:44:11,954 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:11,956 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, 1] [2020-10-15 01:44:11,956 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:11,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:11,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1153584498, now seen corresponding path program 1 times [2020-10-15 01:44:11,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:11,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [229002181] [2020-10-15 01:44:11,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:12,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:12,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:13,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-15 01:44:14,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:44:14,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2096 [2020-10-15 01:44:14,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:44:14,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:44:14,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:44:14,765 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:14,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:14,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:14,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:14,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-15 01:44:14,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:14,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:14,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:14,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:14,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:14,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:14,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:14,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:14,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:14,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:14,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:14,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:14,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:14,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:14,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:14,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:14,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:14,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:14,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:14,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:14,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:14,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:44:14,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:14,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:14,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:14,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:14,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:14,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:14,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:14,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:14,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:14,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:14,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:44:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:14,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:14,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:14,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:14,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:14,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:14,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:14,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:14,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:44:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:14,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:14,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:14,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:44:14,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:14,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:14,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:14,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:14,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:44:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:14,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:14,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:14,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:14,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:14,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:14,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:14,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:14,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:14,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:14,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:14,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:14,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:14,953 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [229002181] [2020-10-15 01:44:14,955 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:14,955 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:44:14,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502563419] [2020-10-15 01:44:14,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:44:14,961 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:14,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:44:14,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:44:14,978 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 7 states. [2020-10-15 01:44:15,482 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:16,624 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:16,983 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:44:17,269 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:44:17,607 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:18,017 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:19,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:19,418 INFO L93 Difference]: Finished difference Result 459 states and 620 transitions. [2020-10-15 01:44:19,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:44:19,421 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-15 01:44:19,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:19,440 INFO L225 Difference]: With dead ends: 459 [2020-10-15 01:44:19,440 INFO L226 Difference]: Without dead ends: 297 [2020-10-15 01:44:19,446 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:44:19,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2020-10-15 01:44:19,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 258. [2020-10-15 01:44:19,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-10-15 01:44:19,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 316 transitions. [2020-10-15 01:44:19,591 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 316 transitions. Word has length 52 [2020-10-15 01:44:19,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:19,591 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 316 transitions. [2020-10-15 01:44:19,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:44:19,591 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 316 transitions. [2020-10-15 01:44:19,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-15 01:44:19,598 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:19,598 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:19,598 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:44:19,598 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:19,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:19,599 INFO L82 PathProgramCache]: Analyzing trace with hash 852847589, now seen corresponding path program 1 times [2020-10-15 01:44:19,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:19,600 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1969195363] [2020-10-15 01:44:19,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:19,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-15 01:44:20,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 783 [2020-10-15 01:44:20,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:44:20,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:20,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-15 01:44:20,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,664 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:20,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:20,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-15 01:44:20,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:20,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:20,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:20,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:20,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:20,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:20,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:20,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:20,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:20,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:20,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:20,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:20,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:20,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:20,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:20,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:20,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:20,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:20,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:20,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:20,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:20,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:20,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:20,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:20,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:20,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:20,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:44:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:20,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:20,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:20,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:20,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:20,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 01:44:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:20,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:20,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:20,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:20,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:20,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 01:44:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:20,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:20,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:20,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:20,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:20,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:20,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:20,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:20,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:20,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:20,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:20,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:20,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:20,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1969195363] [2020-10-15 01:44:20,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:20,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 01:44:20,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555208016] [2020-10-15 01:44:20,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 01:44:20,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:20,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 01:44:20,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 01:44:20,862 INFO L87 Difference]: Start difference. First operand 258 states and 316 transitions. Second operand 5 states. [2020-10-15 01:44:21,189 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:22,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:22,390 INFO L93 Difference]: Finished difference Result 536 states and 699 transitions. [2020-10-15 01:44:22,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-15 01:44:22,391 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2020-10-15 01:44:22,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:22,396 INFO L225 Difference]: With dead ends: 536 [2020-10-15 01:44:22,396 INFO L226 Difference]: Without dead ends: 302 [2020-10-15 01:44:22,400 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:44:22,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-15 01:44:22,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 252. [2020-10-15 01:44:22,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-10-15 01:44:22,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 305 transitions. [2020-10-15 01:44:22,467 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 305 transitions. Word has length 62 [2020-10-15 01:44:22,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:22,467 INFO L479 AbstractCegarLoop]: Abstraction has 252 states and 305 transitions. [2020-10-15 01:44:22,467 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 01:44:22,467 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 305 transitions. [2020-10-15 01:44:22,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-15 01:44:22,472 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:22,472 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:22,472 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:44:22,472 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:22,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:22,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1969299976, now seen corresponding path program 1 times [2020-10-15 01:44:22,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:22,473 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [430974815] [2020-10-15 01:44:22,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:22,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:22,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:22,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:22,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:25,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:27,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:27,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-15 01:44:27,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:44:27,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-15 01:44:27,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:27,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:27,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-15 01:44:27,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:27,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-15 01:44:27,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:27,856 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:27,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:27,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:27,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:27,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:27,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:27,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 01:44:27,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:27,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:27,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:27,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:27,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:27,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:27,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:27,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:27,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:27,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:27,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:27,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:27,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:27,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:27,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:27,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:27,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:27,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:27,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:27,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:27,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:27,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:27,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:27,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:27,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:27,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:28,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:28,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:28,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:44:28,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:28,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:28,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:28,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:28,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:28,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:28,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:28,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:28,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:28,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:28,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:28,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:28,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:28,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:28,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-15 01:44:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:28,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:28,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:44:28,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:28,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:44:28,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:44:28,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:28,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:44:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 01:44:28,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:44:28,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:44:28,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 01:44:28,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:28,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:44:28,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:28,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:28,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:28,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:28,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:28,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:28,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:28,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:28,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:28,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:28,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:28,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:28,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 01:44:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:28,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:28,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:28,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:28,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:28,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:28,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:28,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 01:44:28,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:28,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:28,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:44:28,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:28,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:28,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:28,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:28,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-15 01:44:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:28,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:28,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:28,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:28,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:28,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:28,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:28,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:28,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:28,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:28,150 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [430974815] [2020-10-15 01:44:28,151 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:28,151 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-15 01:44:28,151 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590946820] [2020-10-15 01:44:28,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 01:44:28,152 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:28,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 01:44:28,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-15 01:44:28,153 INFO L87 Difference]: Start difference. First operand 252 states and 305 transitions. Second operand 11 states. [2020-10-15 01:44:28,701 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:29,471 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:30,160 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2020-10-15 01:44:31,324 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 187 [2020-10-15 01:44:32,951 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-15 01:44:33,270 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:44:33,502 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:44:34,137 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-10-15 01:44:34,415 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:44:34,657 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:44:35,055 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:44:35,331 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:36,107 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-10-15 01:44:36,615 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 193 [2020-10-15 01:44:37,055 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 193 [2020-10-15 01:44:37,777 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-10-15 01:44:38,268 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-10-15 01:44:42,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:42,175 INFO L93 Difference]: Finished difference Result 854 states and 1386 transitions. [2020-10-15 01:44:42,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-15 01:44:42,181 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 75 [2020-10-15 01:44:42,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:42,188 INFO L225 Difference]: With dead ends: 854 [2020-10-15 01:44:42,189 INFO L226 Difference]: Without dead ends: 729 [2020-10-15 01:44:42,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=344, Invalid=1216, Unknown=0, NotChecked=0, Total=1560 [2020-10-15 01:44:42,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2020-10-15 01:44:42,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 517. [2020-10-15 01:44:42,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2020-10-15 01:44:42,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 674 transitions. [2020-10-15 01:44:42,363 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 674 transitions. Word has length 75 [2020-10-15 01:44:42,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:42,363 INFO L479 AbstractCegarLoop]: Abstraction has 517 states and 674 transitions. [2020-10-15 01:44:42,363 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 01:44:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 674 transitions. [2020-10-15 01:44:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-15 01:44:42,367 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:42,368 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:42,368 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:44:42,368 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:42,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:42,369 INFO L82 PathProgramCache]: Analyzing trace with hash -213292428, now seen corresponding path program 1 times [2020-10-15 01:44:42,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:42,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [758116704] [2020-10-15 01:44:42,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:42,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:42,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:42,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:43,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:44,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:44,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-15 01:44:44,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:44:44,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2369 [2020-10-15 01:44:44,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:44,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:44,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 01:44:44,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:44,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:44:44,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:44,982 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:44,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:45,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-15 01:44:45,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:45,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:45,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:45,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:45,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:45,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:45,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:45,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:45,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:45,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:45,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:45,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:45,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:45,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:45,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:45,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:45,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:45,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:45,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:44:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 01:44:45,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:44:45,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:44:45,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 01:44:45,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:44:45,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:44:45,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:44:45,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:44:45,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:44:45,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:44:45,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:45,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:45,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:45,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:45,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:45,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:45,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 01:44:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:45,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:45,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:45,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:45,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:45,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 01:44:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:45,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:45,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:45,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:45,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:45,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-15 01:44:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:45,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:45,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:45,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:45,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:45,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:45,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:45,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:45,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:45,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:45,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [758116704] [2020-10-15 01:44:45,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:45,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:44:45,180 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510271308] [2020-10-15 01:44:45,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:44:45,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:45,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:44:45,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:44:45,182 INFO L87 Difference]: Start difference. First operand 517 states and 674 transitions. Second operand 7 states. [2020-10-15 01:44:45,506 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:46,533 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:48,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:48,472 INFO L93 Difference]: Finished difference Result 1440 states and 2133 transitions. [2020-10-15 01:44:48,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-15 01:44:48,472 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2020-10-15 01:44:48,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:48,481 INFO L225 Difference]: With dead ends: 1440 [2020-10-15 01:44:48,481 INFO L226 Difference]: Without dead ends: 947 [2020-10-15 01:44:48,486 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-10-15 01:44:48,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2020-10-15 01:44:48,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 826. [2020-10-15 01:44:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 826 states. [2020-10-15 01:44:48,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 1061 transitions. [2020-10-15 01:44:48,673 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 1061 transitions. Word has length 75 [2020-10-15 01:44:48,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:48,673 INFO L479 AbstractCegarLoop]: Abstraction has 826 states and 1061 transitions. [2020-10-15 01:44:48,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:44:48,673 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1061 transitions. [2020-10-15 01:44:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-15 01:44:48,675 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:48,676 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:48,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:44:48,676 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:48,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:48,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1720381105, now seen corresponding path program 1 times [2020-10-15 01:44:48,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:48,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1425179850] [2020-10-15 01:44:48,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:48,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:48,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:48,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-15 01:44:48,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:48,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-15 01:44:48,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:48,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:48,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:48,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-15 01:44:48,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:48,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:49,149 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:49,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:49,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:44:49,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:49,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:49,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:49,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:49,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:49,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:49,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:49,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:49,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:49,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:49,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:49,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:49,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:49,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:49,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:49,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:49,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:49,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:49,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:44:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:44:49,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 01:44:49,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:44:49,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:49,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:44:49,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:44:49,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:44:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:49,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:49,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:44:49,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:44:49,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:49,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:44:49,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:49,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:49,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:44:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:44:49,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:49,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:44:49,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:49,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:49,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:44:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:49,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:49,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:44:49,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-15 01:44:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:49,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:49,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:49,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 01:44:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:49,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:49,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:49,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 01:44:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:49,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:49,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:49,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:49,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:49,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:49,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:49,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:49,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:49,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:49,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:49,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:49,401 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1425179850] [2020-10-15 01:44:49,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:49,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:44:49,402 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715639840] [2020-10-15 01:44:49,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:44:49,402 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:49,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:44:49,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:44:49,403 INFO L87 Difference]: Start difference. First operand 826 states and 1061 transitions. Second operand 8 states. [2020-10-15 01:44:50,268 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:50,543 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:50,799 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:52,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:52,162 INFO L93 Difference]: Finished difference Result 1514 states and 2074 transitions. [2020-10-15 01:44:52,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:44:52,163 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2020-10-15 01:44:52,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:52,172 INFO L225 Difference]: With dead ends: 1514 [2020-10-15 01:44:52,173 INFO L226 Difference]: Without dead ends: 916 [2020-10-15 01:44:52,178 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:44:52,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2020-10-15 01:44:52,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 833. [2020-10-15 01:44:52,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2020-10-15 01:44:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1068 transitions. [2020-10-15 01:44:52,352 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1068 transitions. Word has length 89 [2020-10-15 01:44:52,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:52,353 INFO L479 AbstractCegarLoop]: Abstraction has 833 states and 1068 transitions. [2020-10-15 01:44:52,353 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:44:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1068 transitions. [2020-10-15 01:44:52,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-15 01:44:52,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:52,355 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:52,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:44:52,355 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:52,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:52,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1730580689, now seen corresponding path program 1 times [2020-10-15 01:44:52,356 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:52,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932135668] [2020-10-15 01:44:52,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-15 01:44:52,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-10-15 01:44:52,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:52,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 01:44:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:44:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:52,877 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:52,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:52,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:44:52,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:52,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:52,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:52,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:52,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:52,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:52,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:52,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:52,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:52,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:52,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:52,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:52,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:52,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:52,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:52,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:52,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:52,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:52,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:52,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:52,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:52,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:52,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:52,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:44:52,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:52,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:52,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:52,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:52,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:52,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:52,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:52,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:52,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:52,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:52,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:44:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:44:52,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:44:52,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:52,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:44:52,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:44:52,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:52,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:52,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:52,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:52,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:44:52,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:52,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:44:52,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:52,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:52,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:44:52,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:44:52,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:44:52,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:53,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:53,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:53,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:53,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:44:53,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:53,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:44:53,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:53,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:53,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:53,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:53,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:44:53,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:53,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:44:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:53,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:53,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:53,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:44:53,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:53,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:53,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:53,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:53,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:53,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:53,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:53,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:44:53,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:44:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:53,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:53,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:53,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:53,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:53,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:53,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:53,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:53,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:53,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:44:53,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:53,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:53,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-15 01:44:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:53,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:53,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:53,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:53,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:53,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:53,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:53,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:53,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:53,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:53,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 01:44:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:53,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:53,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:53,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:53,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:53,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:53,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:53,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:53,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:53,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:53,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:53,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:53,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 01:44:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:53,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:53,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:53,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:53,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:53,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:53,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:53,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:53,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:53,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:53,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:53,094 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932135668] [2020-10-15 01:44:53,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:53,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:44:53,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478766158] [2020-10-15 01:44:53,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:44:53,096 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:53,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:44:53,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:44:53,097 INFO L87 Difference]: Start difference. First operand 833 states and 1068 transitions. Second operand 9 states. [2020-10-15 01:44:54,006 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:54,254 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:44:54,492 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:54,711 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:56,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:56,128 INFO L93 Difference]: Finished difference Result 1743 states and 2353 transitions. [2020-10-15 01:44:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 01:44:56,128 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-15 01:44:56,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:56,137 INFO L225 Difference]: With dead ends: 1743 [2020-10-15 01:44:56,137 INFO L226 Difference]: Without dead ends: 934 [2020-10-15 01:44:56,142 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:44:56,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2020-10-15 01:44:56,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 847. [2020-10-15 01:44:56,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2020-10-15 01:44:56,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1086 transitions. [2020-10-15 01:44:56,328 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1086 transitions. Word has length 89 [2020-10-15 01:44:56,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:56,330 INFO L479 AbstractCegarLoop]: Abstraction has 847 states and 1086 transitions. [2020-10-15 01:44:56,331 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:44:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1086 transitions. [2020-10-15 01:44:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-15 01:44:56,333 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:56,333 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, 1, 1] [2020-10-15 01:44:56,334 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:44:56,334 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:56,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:56,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1929788468, now seen corresponding path program 1 times [2020-10-15 01:44:56,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:56,335 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2073078182] [2020-10-15 01:44:56,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:56,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:56,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-15 01:44:59,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:44:59,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3208 [2020-10-15 01:44:59,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:44:59,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:59,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-15 01:44:59,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,796 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:59,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-15 01:44:59,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:59,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:59,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:59,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:59,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:59,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:59,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:59,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:59,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:44:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-15 01:44:59,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 01:44:59,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:44:59,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-15 01:44:59,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 01:44:59,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-15 01:44:59,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 01:44:59,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:44:59,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 01:44:59,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:44:59,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:44:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:44:59,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:59,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:00,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:00,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:00,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:00,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:00,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:00,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:00,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:00,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:00,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:00,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:00,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:00,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:00,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:00,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:00,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:00,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:45:00,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:00,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 01:45:00,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:00,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:00,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:45:00,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:00,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 01:45:00,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:00,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:00,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:00,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:00,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:45:00,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:00,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:45:00,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:00,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:00,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:45:00,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:00,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:00,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:00,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:00,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:00,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:00,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:00,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:00,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:00,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:45:00,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:00,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:00,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:00,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 01:45:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:00,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:00,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:00,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:00,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:00,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:00,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:00,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:00,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:00,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:00,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:00,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:00,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 01:45:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:00,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:00,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:00,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:00,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:00,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:00,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:00,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:00,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:00,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-15 01:45:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:00,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:00,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:00,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:00,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:00,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:00,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:00,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:00,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:00,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:00,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:00,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:00,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:45:00,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2073078182] [2020-10-15 01:45:00,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:45:00,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:45:00,133 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562547232] [2020-10-15 01:45:00,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:45:00,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:00,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:45:00,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:45:00,135 INFO L87 Difference]: Start difference. First operand 847 states and 1086 transitions. Second operand 12 states. [2020-10-15 01:45:00,796 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:01,569 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:45:02,334 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:02,633 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:02,893 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:03,185 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:03,448 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:03,750 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:04,061 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:04,355 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:04,650 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:04,929 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:07,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:07,557 INFO L93 Difference]: Finished difference Result 2385 states and 3204 transitions. [2020-10-15 01:45:07,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 01:45:07,558 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 101 [2020-10-15 01:45:07,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:07,572 INFO L225 Difference]: With dead ends: 2385 [2020-10-15 01:45:07,573 INFO L226 Difference]: Without dead ends: 1497 [2020-10-15 01:45:07,582 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=188, Invalid=742, Unknown=0, NotChecked=0, Total=930 [2020-10-15 01:45:07,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1497 states. [2020-10-15 01:45:07,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1497 to 1388. [2020-10-15 01:45:07,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1388 states. [2020-10-15 01:45:07,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 1688 transitions. [2020-10-15 01:45:07,877 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 1688 transitions. Word has length 101 [2020-10-15 01:45:07,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:07,878 INFO L479 AbstractCegarLoop]: Abstraction has 1388 states and 1688 transitions. [2020-10-15 01:45:07,878 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:45:07,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1688 transitions. [2020-10-15 01:45:07,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-15 01:45:07,882 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:07,882 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, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:07,882 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:45:07,883 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:07,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:07,883 INFO L82 PathProgramCache]: Analyzing trace with hash -2070358096, now seen corresponding path program 1 times [2020-10-15 01:45:07,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:07,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [154758253] [2020-10-15 01:45:07,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:08,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:08,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:08,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-15 01:45:08,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:45:08,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 926 [2020-10-15 01:45:08,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:08,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:08,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:08,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-15 01:45:08,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-15 01:45:08,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,102 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:09,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:09,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:45:09,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:09,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:09,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:09,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:09,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:09,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:09,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:09,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:09,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:09,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:09,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:45:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:09,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:09,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:09,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:09,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:45:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-15 01:45:09,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:45:09,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:09,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-15 01:45:09,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-15 01:45:09,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:09,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:09,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:09,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:09,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:09,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:09,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:09,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:45:09,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:45:09,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:09,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:45:09,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:09,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:09,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:09,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:09,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:09,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 01:45:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:09,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:09,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:09,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:09,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:09,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 01:45:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:09,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:09,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:09,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 01:45:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:09,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:09,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:09,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:09,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:09,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:09,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:09,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:09,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:09,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:09,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:09,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:09,303 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:45:09,304 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [154758253] [2020-10-15 01:45:09,304 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:09,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 01:45:09,305 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062692605] [2020-10-15 01:45:09,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 01:45:09,306 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:09,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 01:45:09,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-15 01:45:09,306 INFO L87 Difference]: Start difference. First operand 1388 states and 1688 transitions. Second operand 10 states. [2020-10-15 01:45:10,769 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:11,363 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:11,770 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:13,035 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:13,257 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:14,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:14,819 INFO L93 Difference]: Finished difference Result 2912 states and 3742 transitions. [2020-10-15 01:45:14,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 01:45:14,820 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2020-10-15 01:45:14,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:14,830 INFO L225 Difference]: With dead ends: 2912 [2020-10-15 01:45:14,830 INFO L226 Difference]: Without dead ends: 1500 [2020-10-15 01:45:14,835 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=186, Invalid=464, Unknown=0, NotChecked=0, Total=650 [2020-10-15 01:45:14,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1500 states. [2020-10-15 01:45:15,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1500 to 1281. [2020-10-15 01:45:15,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1281 states. [2020-10-15 01:45:15,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 1547 transitions. [2020-10-15 01:45:15,110 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 1547 transitions. Word has length 105 [2020-10-15 01:45:15,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:15,111 INFO L479 AbstractCegarLoop]: Abstraction has 1281 states and 1547 transitions. [2020-10-15 01:45:15,111 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 01:45:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1547 transitions. [2020-10-15 01:45:15,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-15 01:45:15,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:15,117 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, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:15,118 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 01:45:15,118 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:15,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:15,119 INFO L82 PathProgramCache]: Analyzing trace with hash 767108718, now seen corresponding path program 1 times [2020-10-15 01:45:15,119 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:15,119 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1354840591] [2020-10-15 01:45:15,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-15 01:45:15,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-10-15 01:45:15,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:15,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 112 [2020-10-15 01:45:15,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:45:15,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:15,745 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:15,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:15,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 01:45:15,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:15,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:15,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:15,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:15,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:15,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:15,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:15,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:15,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:15,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:15,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:45:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:45:15,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:45:15,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:15,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-15 01:45:15,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:45:15,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:45:15,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:15,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-15 01:45:15,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:15,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:45:15,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:15,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:15,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:45:15,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:45:15,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:15,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:45:15,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:45:15,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:15,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:15,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:45:15,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:15,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:15,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:45:15,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:15,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:15,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:15,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:15,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:15,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 01:45:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:15,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:15,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:15,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:15,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:45:15,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 01:45:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:15,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:15,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:15,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:15,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:15,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:15,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:15,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:15,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:15,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:15,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:16,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:16,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 01:45:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:16,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:16,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:16,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:16,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:16,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:45:16,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:16,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:16,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:16,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:16,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:16,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:45:16,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:45:16,076 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1354840591] [2020-10-15 01:45:16,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:16,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:45:16,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175783656] [2020-10-15 01:45:16,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:45:16,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:16,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:45:16,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:45:16,164 INFO L87 Difference]: Start difference. First operand 1281 states and 1547 transitions. Second operand 9 states. [2020-10-15 01:45:17,453 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:17,908 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:18,173 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:18,414 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:19,145 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:20,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:20,052 INFO L93 Difference]: Finished difference Result 2591 states and 3160 transitions. [2020-10-15 01:45:20,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 01:45:20,053 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 105 [2020-10-15 01:45:20,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:20,061 INFO L225 Difference]: With dead ends: 2591 [2020-10-15 01:45:20,061 INFO L226 Difference]: Without dead ends: 1334 [2020-10-15 01:45:20,066 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-15 01:45:20,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1334 states. [2020-10-15 01:45:20,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1334 to 1183. [2020-10-15 01:45:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1183 states. [2020-10-15 01:45:20,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1344 transitions. [2020-10-15 01:45:20,281 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1344 transitions. Word has length 105 [2020-10-15 01:45:20,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:20,281 INFO L479 AbstractCegarLoop]: Abstraction has 1183 states and 1344 transitions. [2020-10-15 01:45:20,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:45:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1344 transitions. [2020-10-15 01:45:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-15 01:45:20,286 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:20,287 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:20,287 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 01:45:20,287 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:20,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:20,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1429097106, now seen corresponding path program 1 times [2020-10-15 01:45:20,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:20,288 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [943949838] [2020-10-15 01:45:20,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:20,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:20,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:20,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:20,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-15 01:45:25,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:45:25,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 01:45:25,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:45:25,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:25,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 172 [2020-10-15 01:45:25,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,595 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:25,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-15 01:45:25,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:25,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:25,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:25,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:25,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:25,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:25,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:25,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:25,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:25,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:25,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:25,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:25,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:45:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:45:26,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:45:26,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 303 [2020-10-15 01:45:26,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:26,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 01:45:26,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:45:26,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:45:26,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 01:45:26,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:26,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:45:26,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:45:26,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:45:26,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:45:26,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:45:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:45:26,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:26,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:45:26,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:45:26,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:26,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:26,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:26,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:26,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:45:26,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:26,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:45:26,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:45:26,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:26,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:26,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:26,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:45:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:45:26,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:26,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:26,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 01:45:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:26,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:26,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:26,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 01:45:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:26,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:26,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-15 01:45:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-15 01:45:26,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:45:26,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:45:26,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:45:26,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 01:45:26,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:45:26,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:26,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:26,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:45:26,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:26,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:45:26,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:26,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:45:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:26,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:26,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:26,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:26,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-15 01:45:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:26,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:26,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-15 01:45:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:26,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:26,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 01:45:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:26,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:26,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:26,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:26,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:26,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:26,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:26,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:26,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:26,390 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-15 01:45:26,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [943949838] [2020-10-15 01:45:26,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:45:26,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-15 01:45:26,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606417776] [2020-10-15 01:45:26,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-15 01:45:26,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:26,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-15 01:45:26,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2020-10-15 01:45:26,392 INFO L87 Difference]: Start difference. First operand 1183 states and 1344 transitions. Second operand 17 states. [2020-10-15 01:45:26,898 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:27,758 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:45:28,290 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:28,571 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:45:28,853 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:29,117 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:29,533 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:45:29,813 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:45:30,100 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:30,355 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:45:30,641 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:45:30,900 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:31,167 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:31,576 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:31,892 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:32,154 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:32,966 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:33,245 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:33,711 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:33,946 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:34,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:34,973 INFO L93 Difference]: Finished difference Result 2225 states and 2610 transitions. [2020-10-15 01:45:34,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-15 01:45:34,975 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 153 [2020-10-15 01:45:34,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:34,976 INFO L225 Difference]: With dead ends: 2225 [2020-10-15 01:45:34,976 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:45:34,982 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=315, Invalid=1577, Unknown=0, NotChecked=0, Total=1892 [2020-10-15 01:45:34,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:45:34,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:45:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:45:34,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:45:34,983 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2020-10-15 01:45:34,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:34,984 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:45:34,984 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-15 01:45:34,984 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:45:34,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:45:34,984 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 01:45:34,986 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:45:37,302 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 212 [2020-10-15 01:45:38,909 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 252 [2020-10-15 01:45:39,461 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 238 [2020-10-15 01:45:39,921 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 226 [2020-10-15 01:45:40,024 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 202 [2020-10-15 01:45:40,159 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 219 [2020-10-15 01:45:40,289 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 202 [2020-10-15 01:45:40,529 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 202 [2020-10-15 01:45:40,694 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 202 [2020-10-15 01:45:41,068 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 219 [2020-10-15 01:45:41,331 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 220 [2020-10-15 01:45:42,854 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 253 [2020-10-15 01:45:43,711 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 226 [2020-10-15 01:45:43,949 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 219 [2020-10-15 01:45:44,207 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 202 [2020-10-15 01:45:44,647 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 219 [2020-10-15 01:45:44,919 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 220 [2020-10-15 01:45:47,712 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 253 [2020-10-15 01:45:48,514 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 248 [2020-10-15 01:45:48,722 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 248 [2020-10-15 01:45:49,970 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 14 [2020-10-15 01:45:51,500 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2020-10-15 01:45:51,696 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-10-15 01:45:51,865 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-15 01:45:52,605 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-15 01:45:54,253 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 198 DAG size of output: 46 [2020-10-15 01:45:54,429 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-10-15 01:45:54,572 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-15 01:45:54,926 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 27 [2020-10-15 01:45:55,134 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 12 [2020-10-15 01:45:55,510 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 30 [2020-10-15 01:45:56,380 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 25 [2020-10-15 01:45:57,562 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 187 DAG size of output: 32 [2020-10-15 01:45:57,769 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:59,262 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-15 01:45:59,417 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-15 01:46:00,365 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 31 [2020-10-15 01:46:00,514 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-15 01:46:01,170 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-15 01:46:01,345 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-10-15 01:46:01,725 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 28 [2020-10-15 01:46:01,899 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-15 01:46:03,145 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 164 DAG size of output: 40 [2020-10-15 01:46:03,795 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 30 [2020-10-15 01:46:03,997 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-10-15 01:46:05,427 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-15 01:46:06,622 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 187 DAG size of output: 32 [2020-10-15 01:46:07,254 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 30 [2020-10-15 01:46:08,413 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 163 DAG size of output: 26 [2020-10-15 01:46:09,029 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 26 [2020-10-15 01:46:10,118 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 164 DAG size of output: 33 [2020-10-15 01:46:11,310 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2020-10-15 01:46:12,812 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 197 DAG size of output: 37 [2020-10-15 01:46:12,997 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-15 01:46:14,357 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 167 DAG size of output: 26 [2020-10-15 01:46:14,830 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-15 01:46:15,332 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 30 [2020-10-15 01:46:15,493 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-15 01:46:15,666 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-10-15 01:46:15,827 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-15 01:46:15,997 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-10-15 01:46:16,161 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-15 01:46:16,327 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-10-15 01:46:16,495 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 24 [2020-10-15 01:46:16,874 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 28 [2020-10-15 01:46:17,137 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-10-15 01:46:17,318 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-15 01:46:17,697 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 33 [2020-10-15 01:46:18,078 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 33 [2020-10-15 01:46:18,253 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-15 01:46:18,811 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 27 [2020-10-15 01:46:19,141 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 13 [2020-10-15 01:46:19,769 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 30 [2020-10-15 01:46:20,238 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 30 [2020-10-15 01:46:20,622 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 26 [2020-10-15 01:46:20,627 INFO L268 CegarLoopResult]: For program point L193-2(lines 193 214) no Hoare annotation was computed. [2020-10-15 01:46:20,627 INFO L268 CegarLoopResult]: For program point L215(lines 192 216) no Hoare annotation was computed. [2020-10-15 01:46:20,627 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 168 223) no Hoare annotation was computed. [2020-10-15 01:46:20,627 INFO L268 CegarLoopResult]: For program point L199(lines 199 203) no Hoare annotation was computed. [2020-10-15 01:46:20,627 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 168 223) no Hoare annotation was computed. [2020-10-15 01:46:20,628 INFO L268 CegarLoopResult]: For program point L199-1(lines 199 203) no Hoare annotation was computed. [2020-10-15 01:46:20,628 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 168 223) no Hoare annotation was computed. [2020-10-15 01:46:20,628 INFO L268 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-15 01:46:20,628 INFO L268 CegarLoopResult]: For program point L256(lines 256 260) no Hoare annotation was computed. [2020-10-15 01:46:20,628 INFO L268 CegarLoopResult]: For program point L256-1(lines 256 260) no Hoare annotation was computed. [2020-10-15 01:46:20,628 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-10-15 01:46:20,628 INFO L268 CegarLoopResult]: For program point L250-2(lines 250 275) no Hoare annotation was computed. [2020-10-15 01:46:20,628 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 224 283) no Hoare annotation was computed. [2020-10-15 01:46:20,629 INFO L268 CegarLoopResult]: For program point L276(lines 249 277) no Hoare annotation was computed. [2020-10-15 01:46:20,629 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 224 283) no Hoare annotation was computed. [2020-10-15 01:46:20,629 INFO L268 CegarLoopResult]: For program point L269(line 269) no Hoare annotation was computed. [2020-10-15 01:46:20,629 INFO L268 CegarLoopResult]: For program point L269-1(line 269) no Hoare annotation was computed. [2020-10-15 01:46:20,629 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 224 283) no Hoare annotation was computed. [2020-10-15 01:46:20,630 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 99 105) the Hoare annotation is: true [2020-10-15 01:46:20,630 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-15 01:46:20,630 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 106 114) no Hoare annotation was computed. [2020-10-15 01:46:20,630 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 106 114) the Hoare annotation is: true [2020-10-15 01:46:20,630 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 106 114) no Hoare annotation was computed. [2020-10-15 01:46:20,631 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 559 581) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:46:20,632 INFO L264 CegarLoopResult]: At program point L571(line 571) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:46:20,632 INFO L264 CegarLoopResult]: At program point L571-1(line 571) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:46:20,632 INFO L268 CegarLoopResult]: For program point L569(lines 569 576) no Hoare annotation was computed. [2020-10-15 01:46:20,632 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 559 581) no Hoare annotation was computed. [2020-10-15 01:46:20,632 INFO L268 CegarLoopResult]: For program point L569-1(lines 569 576) no Hoare annotation was computed. [2020-10-15 01:46:20,632 INFO L268 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-15 01:46:20,632 INFO L264 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:46:20,633 INFO L264 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:46:20,633 INFO L264 CegarLoopResult]: At program point L565-1(line 565) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:46:20,633 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 559 581) no Hoare annotation was computed. [2020-10-15 01:46:20,633 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 517 540) no Hoare annotation was computed. [2020-10-15 01:46:20,633 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 517 540) no Hoare annotation was computed. [2020-10-15 01:46:20,633 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 517 540) no Hoare annotation was computed. [2020-10-15 01:46:20,633 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-10-15 01:46:20,634 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-15 01:46:20,635 INFO L268 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-15 01:46:20,635 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-15 01:46:20,635 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-15 01:46:20,635 INFO L268 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-15 01:46:20,635 INFO L264 CegarLoopResult]: At program point L737(line 737) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse1 .cse2))) [2020-10-15 01:46:20,635 INFO L268 CegarLoopResult]: For program point L737-1(lines 718 742) no Hoare annotation was computed. [2020-10-15 01:46:20,635 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (let ((.cse9 (= 2 ~waterLevel~0)) (.cse10 (= ~methaneLevelCritical~0 0))) (let ((.cse8 (= ~waterLevel~0 1)) (.cse4 (not .cse10)) (.cse12 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not .cse9))) (let ((.cse7 (and (not .cse8) .cse4 .cse12 .cse1 (= ~pumpRunning~0 0) .cse2)) (.cse11 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not .cse12)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (<= processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (< 0 (+ processEnvironment__wrappee__methaneQuery_~tmp~5 1)))) (and (or (and .cse0 .cse1 .cse2 .cse3) .cse4 .cse5 .cse6) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse5) (or .cse7 .cse8 .cse9 .cse10 .cse5 .cse6) (or .cse7 .cse8 .cse11 .cse5 .cse6) (or .cse11 .cse1 .cse5 .cse6) (or .cse11 .cse5 .cse6 (and .cse0 .cse3)))))) [2020-10-15 01:46:20,635 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse2 (and .cse7 (<= 1 processEnvironment__wrappee__methaneQuery_~tmp~5))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not .cse6)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and .cse6 .cse7 (not .cse5)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse3 .cse4) (or .cse2 .cse0 .cse1 .cse3 .cse4) (or (= ~waterLevel~0 1) .cse5 .cse1 .cse3 .cse4)))) [2020-10-15 01:46:20,635 INFO L268 CegarLoopResult]: For program point L726(lines 726 734) no Hoare annotation was computed. [2020-10-15 01:46:20,636 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse2 .cse1 .cse3) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse2 .cse1 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse1 .cse3))) [2020-10-15 01:46:20,636 INFO L268 CegarLoopResult]: For program point L724-1(line 724) no Hoare annotation was computed. [2020-10-15 01:46:20,636 INFO L268 CegarLoopResult]: For program point L722(lines 722 739) no Hoare annotation was computed. [2020-10-15 01:46:20,636 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 718 742) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 .cse3) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3))) [2020-10-15 01:46:20,636 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 718 742) no Hoare annotation was computed. [2020-10-15 01:46:20,636 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 813 821) no Hoare annotation was computed. [2020-10-15 01:46:20,636 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 813 821) the Hoare annotation is: true [2020-10-15 01:46:20,636 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 813 821) no Hoare annotation was computed. [2020-10-15 01:46:20,636 INFO L268 CegarLoopResult]: For program point L829(lines 829 837) no Hoare annotation was computed. [2020-10-15 01:46:20,637 INFO L268 CegarLoopResult]: For program point L829-2(lines 829 837) no Hoare annotation was computed. [2020-10-15 01:46:20,637 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-10-15 01:46:20,637 INFO L268 CegarLoopResult]: For program point L852-1(line 852) no Hoare annotation was computed. [2020-10-15 01:46:20,637 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 822 857) no Hoare annotation was computed. [2020-10-15 01:46:20,637 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-10-15 01:46:20,637 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-10-15 01:46:20,637 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 822 857) no Hoare annotation was computed. [2020-10-15 01:46:20,637 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 822 857) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 92 98) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 92 98) the Hoare annotation is: true [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 122 167) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 122 167) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 122 167) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point L449(lines 449 469) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point L449-1(lines 449 469) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 435 480) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 435 480) no Hoare annotation was computed. [2020-10-15 01:46:20,638 INFO L268 CegarLoopResult]: For program point L455(lines 455 462) no Hoare annotation was computed. [2020-10-15 01:46:20,639 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 435 480) no Hoare annotation was computed. [2020-10-15 01:46:20,639 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 549 558) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:46:20,639 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 549 558) no Hoare annotation was computed. [2020-10-15 01:46:20,639 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 549 558) no Hoare annotation was computed. [2020-10-15 01:46:20,639 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 802 812) the Hoare annotation is: true [2020-10-15 01:46:20,639 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 802 812) no Hoare annotation was computed. [2020-10-15 01:46:20,639 INFO L271 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: true [2020-10-15 01:46:20,639 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 802 812) no Hoare annotation was computed. [2020-10-15 01:46:20,640 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-10-15 01:46:20,640 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 794 801) the Hoare annotation is: (or (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-15 01:46:20,640 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 794 801) no Hoare annotation was computed. [2020-10-15 01:46:20,640 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 794 801) no Hoare annotation was computed. [2020-10-15 01:46:20,640 INFO L268 CegarLoopResult]: For program point L669(lines 669 675) no Hoare annotation was computed. [2020-10-15 01:46:20,640 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 665 678) no Hoare annotation was computed. [2020-10-15 01:46:20,640 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 665 678) the Hoare annotation is: true [2020-10-15 01:46:20,640 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 665 678) no Hoare annotation was computed. [2020-10-15 01:46:20,641 INFO L264 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or .cse1 .cse4 .cse2 .cse5) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse4 .cse2 .cse5) (or .cse3 .cse4 .cse2 .cse5))) [2020-10-15 01:46:20,641 INFO L268 CegarLoopResult]: For program point L763-1(lines 744 768) no Hoare annotation was computed. [2020-10-15 01:46:20,641 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 744 768) no Hoare annotation was computed. [2020-10-15 01:46:20,641 INFO L264 CegarLoopResult]: At program point L758(line 758) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse1 .cse2) (or .cse4 .cse3 .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~6)) .cse4 .cse0 .cse1))) [2020-10-15 01:46:20,641 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 744 768) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse1 .cse2 .cse3 .cse5) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse2 .cse3 .cse5) (or .cse4 .cse2 .cse3 .cse5))) [2020-10-15 01:46:20,641 INFO L264 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse1 .cse2) (or .cse4 .cse0 .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~6)) .cse4 .cse3 .cse1))) [2020-10-15 01:46:20,642 INFO L268 CegarLoopResult]: For program point L752(lines 752 760) no Hoare annotation was computed. [2020-10-15 01:46:20,642 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse3) (or .cse5 .cse3 .cse4) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse3 .cse4))) [2020-10-15 01:46:20,642 INFO L268 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-10-15 01:46:20,642 INFO L268 CegarLoopResult]: For program point L748(lines 748 765) no Hoare annotation was computed. [2020-10-15 01:46:20,642 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 710 716) no Hoare annotation was computed. [2020-10-15 01:46:20,642 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 710 716) the Hoare annotation is: true [2020-10-15 01:46:20,643 INFO L264 CegarLoopResult]: At program point testENTRY(lines 886 951) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:46:20,643 INFO L268 CegarLoopResult]: For program point testFINAL(lines 886 951) no Hoare annotation was computed. [2020-10-15 01:46:20,643 INFO L264 CegarLoopResult]: At program point L944(lines 895 945) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0))) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 1) .cse0))) [2020-10-15 01:46:20,643 INFO L268 CegarLoopResult]: For program point L934(lines 934 938) no Hoare annotation was computed. [2020-10-15 01:46:20,643 INFO L264 CegarLoopResult]: At program point L934-2(lines 926 939) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse4 .cse0) (and .cse4 .cse0 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:46:20,643 INFO L268 CegarLoopResult]: For program point L897(lines 896 943) no Hoare annotation was computed. [2020-10-15 01:46:20,644 INFO L264 CegarLoopResult]: At program point L928(line 928) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse4 .cse0) (and .cse4 .cse0 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:46:20,644 INFO L268 CegarLoopResult]: For program point L926(lines 926 939) no Hoare annotation was computed. [2020-10-15 01:46:20,644 INFO L264 CegarLoopResult]: At program point L918(line 918) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:46:20,644 INFO L268 CegarLoopResult]: For program point L916(lines 916 922) no Hoare annotation was computed. [2020-10-15 01:46:20,644 INFO L268 CegarLoopResult]: For program point L916-1(lines 916 922) no Hoare annotation was computed. [2020-10-15 01:46:20,644 INFO L264 CegarLoopResult]: At program point L941(lines 896 943) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 2 ~waterLevel~0))) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:46:20,645 INFO L264 CegarLoopResult]: At program point L908(line 908) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 2 ~waterLevel~0))) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point L906(lines 906 912) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point L906-1(lines 906 912) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point testEXIT(lines 886 951) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 389 434) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point L409(lines 409 416) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 389 434) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point L403(lines 403 423) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point L403-1(lines 403 423) no Hoare annotation was computed. [2020-10-15 01:46:20,645 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 389 434) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 769 776) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 769 776) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 769 776) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point L641(lines 641 649) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point L641-2(lines 641 649) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 633 655) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 633 655) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 633 655) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 82 91) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 82 91) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 82 91) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point L351(line 351) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 286 388) no Hoare annotation was computed. [2020-10-15 01:46:20,646 INFO L268 CegarLoopResult]: For program point L351-1(line 351) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L374(lines 374 385) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L337(lines 337 341) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L335-2(lines 335 355) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 286 388) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L356(lines 334 357) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L315(lines 315 331) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L375(lines 375 382) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 286 388) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L336(lines 335 355) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-10-15 01:46:20,647 INFO L268 CegarLoopResult]: For program point L367-1(line 367) no Hoare annotation was computed. [2020-10-15 01:46:20,648 INFO L268 CegarLoopResult]: For program point L332(lines 332 373) no Hoare annotation was computed. [2020-10-15 01:46:20,648 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:20,648 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:46:20,648 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:20,648 INFO L268 CegarLoopResult]: For program point L784(lines 784 790) no Hoare annotation was computed. [2020-10-15 01:46:20,649 INFO L264 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-15 01:46:20,649 INFO L268 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-10-15 01:46:20,649 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 777 793) no Hoare annotation was computed. [2020-10-15 01:46:20,649 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 777 793) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-15 01:46:20,649 INFO L264 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (= ~waterLevel~0 1) (= 2 ~waterLevel~0) .cse2 .cse0 .cse1) (or (not .cse2) .cse0 .cse1 (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2020-10-15 01:46:20,649 INFO L268 CegarLoopResult]: For program point L788-1(lines 777 793) no Hoare annotation was computed. [2020-10-15 01:46:20,649 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 656 664) the Hoare annotation is: true [2020-10-15 01:46:20,649 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 656 664) no Hoare annotation was computed. [2020-10-15 01:46:20,649 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 656 664) no Hoare annotation was computed. [2020-10-15 01:46:20,650 INFO L271 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: true [2020-10-15 01:46:20,650 INFO L268 CegarLoopResult]: For program point L867-2(lines 867 871) no Hoare annotation was computed. [2020-10-15 01:46:20,650 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 858 876) no Hoare annotation was computed. [2020-10-15 01:46:20,650 INFO L268 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2020-10-15 01:46:20,650 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 858 876) the Hoare annotation is: true [2020-10-15 01:46:20,650 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 858 876) no Hoare annotation was computed. [2020-10-15 01:46:20,650 INFO L268 CegarLoopResult]: For program point L867(lines 867 871) no Hoare annotation was computed. [2020-10-15 01:46:20,650 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:20,650 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:46:20,650 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:20,651 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 612 623) the Hoare annotation is: (let ((.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse3 (= ~methaneLevelCritical~0 0) .cse0 .cse1) (or .cse3 .cse0 (not (= |old(~methaneLevelCritical~0)| 1)) .cse2))) [2020-10-15 01:46:20,651 INFO L268 CegarLoopResult]: For program point L616-1(lines 612 623) no Hoare annotation was computed. [2020-10-15 01:46:20,651 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 612 623) no Hoare annotation was computed. [2020-10-15 01:46:20,651 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 624 632) the Hoare annotation is: true [2020-10-15 01:46:20,651 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 624 632) no Hoare annotation was computed. [2020-10-15 01:46:20,651 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 624 632) no Hoare annotation was computed. [2020-10-15 01:46:20,651 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse6 (<= ~waterLevel~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and .cse9 .cse2)) (.cse3 (not (= 1 ~systemActive~0))) (.cse8 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse3) (or .cse5 .cse4 .cse3 (= ~pumpRunning~0 0) .cse6) (or .cse7 .cse1 .cse3 .cse8) (or .cse5 .cse0 .cse1 .cse3 .cse6) (or .cse9 .cse4 .cse3 .cse8) (or .cse7 (= |old(~waterLevel~0)| 2) .cse3 .cse8)))) [2020-10-15 01:46:20,652 INFO L264 CegarLoopResult]: At program point L697(lines 697 703) the Hoare annotation is: (let ((.cse11 (= |old(~pumpRunning~0)| 0))) (let ((.cse9 (= ~methaneLevelCritical~0 0)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (= ~methaneLevelCritical~0 1)) (.cse13 (or (not (= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 0))) (.cse12 (= 1 ~systemActive~0)) (.cse3 (not .cse11))) (let ((.cse7 (and .cse14 .cse13 .cse12 .cse3 (= ~pumpRunning~0 0))) (.cse8 (and .cse0 .cse4)) (.cse6 (not .cse14)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (and .cse13 .cse4)) (.cse1 (not .cse9)) (.cse2 (not .cse12))) (and (or (and (<= 1 ~pumpRunning~0) .cse0) .cse1 .cse2 .cse3 (and .cse0 .cse4 (not (= 2 ~waterLevel~0)))) (or .cse5 .cse6 .cse2 .cse7) (or .cse8 (= |old(~waterLevel~0)| 2) .cse9 .cse2 .cse3) (or .cse10 .cse6 .cse2 .cse7 .cse11) (or .cse8 .cse6 .cse2 .cse3) (or .cse5 .cse10 .cse1 .cse2 .cse11))))) [2020-10-15 01:46:20,652 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1) (or .cse4 .cse1 .cse2) (or .cse3 (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~waterLevel~0)| 2) .cse1 .cse2))) [2020-10-15 01:46:20,652 INFO L268 CegarLoopResult]: For program point L690(lines 689 708) no Hoare annotation was computed. [2020-10-15 01:46:20,652 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 686 709) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse1) (or .cse0 .cse2 .cse1 .cse3) (or .cse0 (= |old(~waterLevel~0)| 2) .cse1 .cse3))) [2020-10-15 01:46:20,652 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 686 709) no Hoare annotation was computed. [2020-10-15 01:46:20,653 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 686 709) no Hoare annotation was computed. [2020-10-15 01:46:20,653 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 484 513) no Hoare annotation was computed. [2020-10-15 01:46:20,653 INFO L271 CegarLoopResult]: At program point L509(lines 484 513) the Hoare annotation is: true [2020-10-15 01:46:20,653 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 484 513) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (= |old(~waterLevel~0)| 2) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:46:20,653 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-15 01:46:20,653 INFO L268 CegarLoopResult]: For program point L498(lines 498 502) no Hoare annotation was computed. [2020-10-15 01:46:20,653 INFO L264 CegarLoopResult]: At program point L498-1(lines 498 502) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~waterLevel~0)| 2)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) (not .cse1) .cse2 .cse3) (or .cse5 .cse2 .cse3 (= ~pumpRunning~0 0)) (or .cse6 .cse5 .cse3 .cse4) (or (and .cse6 .cse2) (<= 1 ~pumpRunning~0) .cse0 .cse3 .cse4))) [2020-10-15 01:46:20,653 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-15 01:46:20,653 INFO L264 CegarLoopResult]: At program point L494-2(lines 494 508) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~waterLevel~0)| 2)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) (not .cse1) .cse2 .cse3) (or .cse5 .cse2 .cse3 (= ~pumpRunning~0 0)) (or .cse6 .cse5 .cse3 .cse4) (or (and .cse6 .cse2) (<= 1 ~pumpRunning~0) .cse0 .cse3 .cse4))) [2020-10-15 01:46:20,653 INFO L264 CegarLoopResult]: At program point L490(line 490) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (= |old(~waterLevel~0)| 2) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:46:20,654 INFO L268 CegarLoopResult]: For program point L490-1(line 490) no Hoare annotation was computed. [2020-10-15 01:46:20,654 INFO L268 CegarLoopResult]: For program point L63(lines 63 69) no Hoare annotation was computed. [2020-10-15 01:46:20,654 INFO L264 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse3) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse2 .cse3))) [2020-10-15 01:46:20,654 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 44 76) no Hoare annotation was computed. [2020-10-15 01:46:20,654 INFO L268 CegarLoopResult]: For program point L61-1(line 61) no Hoare annotation was computed. [2020-10-15 01:46:20,654 INFO L268 CegarLoopResult]: For program point L59(lines 59 72) no Hoare annotation was computed. [2020-10-15 01:46:20,654 INFO L268 CegarLoopResult]: For program point L59-1(lines 44 76) no Hoare annotation was computed. [2020-10-15 01:46:20,654 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 44 76) the Hoare annotation is: true [2020-10-15 01:46:20,654 INFO L264 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-15 01:46:20,654 INFO L268 CegarLoopResult]: For program point L57-1(line 57) no Hoare annotation was computed. [2020-10-15 01:46:20,655 INFO L268 CegarLoopResult]: For program point L53(lines 53 73) no Hoare annotation was computed. [2020-10-15 01:46:20,655 INFO L271 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-15 01:46:20,655 INFO L268 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-15 01:46:20,655 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse1 .cse2))) [2020-10-15 01:46:20,655 INFO L268 CegarLoopResult]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2020-10-15 01:46:20,655 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 588 599) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2020-10-15 01:46:20,655 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 588 599) no Hoare annotation was computed. [2020-10-15 01:46:20,655 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 541 547) no Hoare annotation was computed. [2020-10-15 01:46:20,655 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 541 547) the Hoare annotation is: true [2020-10-15 01:46:20,655 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:20,655 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:46:20,656 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:46:20,656 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:20,656 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 877 884) no Hoare annotation was computed. [2020-10-15 01:46:20,656 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 877 884) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= 1 ~systemActive~0)) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse4 (= |old(~systemActive~0)| ~systemActive~0)) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse6) (or .cse0 .cse6 .cse1 .cse2) (or .cse0 .cse4 .cse5 .cse3))) [2020-10-15 01:46:20,656 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 877 884) no Hoare annotation was computed. [2020-10-15 01:46:20,656 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 600 611) no Hoare annotation was computed. [2020-10-15 01:46:20,656 INFO L268 CegarLoopResult]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2020-10-15 01:46:20,656 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 600 611) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 2) .cse1 .cse2 .cse3) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse3))) [2020-10-15 01:46:20,656 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 953 960) no Hoare annotation was computed. [2020-10-15 01:46:20,657 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2020-10-15 01:46:20,657 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 953 960) the Hoare annotation is: true [2020-10-15 01:46:20,657 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 953 960) no Hoare annotation was computed. [2020-10-15 01:46:20,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:46:20 BoogieIcfgContainer [2020-10-15 01:46:20,679 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:46:20,680 INFO L168 Benchmark]: Toolchain (without parser) took 130934.85 ms. Allocated memory was 145.8 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 100.6 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-15 01:46:20,681 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-15 01:46:20,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.11 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 100.6 MB in the beginning and 168.9 MB in the end (delta: -68.3 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:20,682 INFO L168 Benchmark]: Boogie Preprocessor took 89.98 ms. Allocated memory is still 202.4 MB. Free memory was 168.9 MB in the beginning and 163.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:20,682 INFO L168 Benchmark]: RCFGBuilder took 1351.41 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 163.9 MB in the beginning and 193.9 MB in the end (delta: -30.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:20,682 INFO L168 Benchmark]: TraceAbstraction took 128824.57 ms. Allocated memory was 235.4 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 192.2 MB in the beginning and 1.1 GB in the end (delta: -951.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-15 01:46:20,684 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.11 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 100.6 MB in the beginning and 168.9 MB in the end (delta: -68.3 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.98 ms. Allocated memory is still 202.4 MB. Free memory was 168.9 MB in the beginning and 163.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1351.41 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 163.9 MB in the beginning and 193.9 MB in the end (delta: -30.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 128824.57 ms. Allocated memory was 235.4 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 192.2 MB in the beginning and 1.1 GB in the end (delta: -951.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 957]: 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: 494]: Loop Invariant Derived loop invariant: (((((((\old(waterLevel) == 2 || methaneLevelCritical == 0) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) && (((!(1 <= \old(pumpRunning)) || !(methaneLevelCritical == 0)) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive))) && (((!(methaneLevelCritical == 1) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || pumpRunning == 0)) && (((\old(waterLevel) == waterLevel || !(methaneLevelCritical == 1)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0))) && (((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || 1 <= pumpRunning) || \old(waterLevel) == 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) || !(\old(systemActive) == 1)) || (((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == \old(pumpRunning)) && !(2 == waterLevel))) || !(\old(waterLevel) == 1)) || ((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((1 == systemActive && pumpRunning == 0) && !(2 == waterLevel))) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (methaneLevelCritical == 1 && 1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 239 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 83.0s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 54.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 45.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1935 SDtfs, 3672 SDslu, 3363 SDs, 0 SdLazy, 14946 SolverSat, 2847 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 543 GetRequests, 339 SyntacticMatches, 1 SemanticMatches, 203 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1153 ImplicationChecksByTransitivity, 22.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1388occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 1071 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 4045 PreInvPairs, 4543 NumberOfFragments, 2829 HoareAnnotationTreeSize, 4045 FomulaSimplifications, 22046979 FormulaSimplificationTreeSizeReduction, 14.2s HoareSimplificationTime, 64 FomulaSimplificationsInter, 179758 FormulaSimplificationTreeSizeReductionInter, 31.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 25.7s InterpolantComputationTime, 906 NumberOfCodeBlocks, 906 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 896 ConstructedInterpolants, 0 QuantifiedInterpolants, 318582 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 47/54 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...